WO2021047789A1 - Couvre-chef, en particulier capuche ou cagoule, pour vêtement de protection - Google Patents

Couvre-chef, en particulier capuche ou cagoule, pour vêtement de protection Download PDF

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Publication number
WO2021047789A1
WO2021047789A1 PCT/EP2019/083411 EP2019083411W WO2021047789A1 WO 2021047789 A1 WO2021047789 A1 WO 2021047789A1 EP 2019083411 W EP2019083411 W EP 2019083411W WO 2021047789 A1 WO2021047789 A1 WO 2021047789A1
Authority
WO
WIPO (PCT)
Prior art keywords
sealing element
hood
edge
edge section
head
Prior art date
Application number
PCT/EP2019/083411
Other languages
German (de)
English (en)
Inventor
Victoria Marie-Luisa GERHART
Brigitte BAGGEN
Original Assignee
BLüCHER GMBH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BLüCHER GMBH filed Critical BLüCHER GMBH
Priority to EP19813328.2A priority Critical patent/EP3996818B1/fr
Priority to US17/641,652 priority patent/US20220323798A1/en
Priority to DE202019107081.1U priority patent/DE202019107081U1/de
Publication of WO2021047789A1 publication Critical patent/WO2021047789A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
    • A62B17/04—Hoods
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
    • A62B17/006—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes against contamination from chemicals, toxic or hostile environments; ABC suits
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
    • A62B17/001—Adaptations for donning, adjusting or increasing mobility, e.g. closures, joints
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
    • A62B17/003—Fire-resistant or fire-fighters' clothes

Definitions

  • Hoods in particular hoods or balaclava, for protective clothing
  • the present invention relates in particular to the technical field of protective clothing specially designed for the head or neck area, namely in the form of a hood which, in particular, is used together with a respirator (synonymously also referred to as a respirator, protective mask, mask, respiratory mask or the like) is worn or is used.
  • a respirator commonly also referred to as a respirator, protective mask, mask, respiratory mask or the like
  • the present invention relates in particular to a hood or hood which is designed in particular in the form of a hood or balaclava and which can preferably be used for or as protective clothing.
  • the present invention also relates to the use of the hood according to the invention in, for or as protective clothing or as a component or part of protective clothing, which can be used in particular for the civil or military sector.
  • the present invention also relates to an item of protective clothing as such which has the head cover according to the invention or which is produced using the head cover according to the invention.
  • the present invention also relates to the use of a sealing element in combination with an edge section or the use of a combination of a sealing element on the one hand and an edge section on the other hand to seal the transition between a hood on the one hand and a respirator or a mask body on which the respirator is based (also synonymous as Respirator body or respiratory protection device body or body, mask body or the like) on the other hand.
  • the present invention also relates to a method for sealing the transition between a hood on the one hand and a respiratory protection mask or a mask body on which a respiratory protection mask is based on the other hand.
  • protective clothing of this type as can be present, for example, in the form of protective suits, protective jackets or the like, often also has a corresponding headgear or hood, for example in the form of a hood or a balaclava.
  • ABC or CBRN protective clothing In general, the purpose of ABC or CBRN protective clothing is to offer the wearer or user optimal protection against poisonous or warfare agents (hazardous substances, warfare agents or the like), to the effect that the user of such Protective clothing, on the one hand, is protected as well as possible and, on the other hand, can continue to carry out its activities as unhindered as possible.
  • poisonous or warfare agents hazardous substances, warfare agents or the like
  • any hazard scenarios in which exposure to poisonous or pollutants can occur can be seen in military conflicts, terrorist attacks that are in a permanent state of change, accidents, (natural) disasters, fires or the like become.
  • the protective clothing on which it is based it is also necessary that it ensures the best possible (i.e. in particular long-lasting and as broad-spectrum as possible) protection against poisonous or harmful substances, the protective function, for example, against both military agents and industrial hazards, such as toxic industrial chemicals (TICs) must be guaranteed. It is also of great importance that what is to be used
  • the transition area between the hood on the one hand and the respiratory mask on the other hand can lead to poisonous or pollutants getting through the insufficiently sealed transition under the hood and thus to the body or on the skin of a user, so that a related contamination is present and the user with comes into contact with these toxins or pollutants.
  • gaseous or liquid toxins or pollutants such as chemical pollutants or military warfare agents or the like, can come into contact with the unprotected skin of a user, which can result in undesirable and even irreversible injuries or even death of the user that such exposure must be avoided at all costs.
  • different concave or convex areas can be present in the respective mask body, wherein the mask bodies can also have different circumferences or dimensions, which is a great challenge for the provision of appropriate protective clothing or hood with a wide range of uses in relation to the Represents a large number of underlying respiratory protection mask types and models.
  • the mask body is also shaped, so that the range of uses of such a hood is sometimes restricted.
  • WO 2004/105880 A1 relate to a hood which has a circumferential elastic hem which delimits an opening in the field of vision that is used for Admission of a respiratory mask is provided, the hem being intended to lie against the respiratory mask in the application or wearing state.
  • a circumferential seal is provided, which is arranged on the inside of the seam pointing into the field of view opening and is intended to rest against a respiratory mask, wherein the seal can be designed as a sealing ring, sealing lip or sealing projection in order to create a plurality of linear elevations or protrusions.
  • the seal can be designed as a sealing ring, sealing lip or sealing projection in order to create a plurality of linear elevations or protrusions.
  • the present invention is therefore based on the object of providing an efficient concept for providing a seal for the transition or contact area of a hood, which is designed, for example, in the form of a hood and / or balaclava, and a protective mask, in particular a mask body of a protective mask to provide, the disadvantages of the prior art outlined above should be at least largely avoided or at least mitigated.
  • an object of the present invention in particular is to provide a hood in particular which is used or used for, in or as protective clothing, in particular NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector Can be used, which has improved sealing properties in the area of the transition between the hood on the one hand and the respiratory mask on the other hand, this transition should be at least largely sealed against poisonous or harmful substances, so that an ingress of poisonous or harmful substances through the transition area below the hood is to be prevented from contacting the wearer or user of such a hood in this regard.
  • NBC protective clothing CBRN protective clothing
  • a further object of the present invention is to provide a corresponding head hood which has a high adaptability or universality with regard to the underlying respiratory protection masks, the head hood for a variety of different respiratory protection mask types or models with different physical shapes sealing connection of the transition area should be used.
  • a hood that can be used universally and independently of the type of respiratory protection mask on which it is based is to be provided.
  • Yet another object of the present invention is to provide a corresponding head hood which is improved in its handling and which enables quick and uncomplicated putting on or pulling on with a simple provision of a sealing contact or a sealing connection with respect to a breathing mask should.
  • hood as such is to be used universally in such a way that it can be provided on the one hand in numerous designs or forms, in particular as a hood or balaclava, the hood also to the effect that it should have a wide range of application, for example, as such or else as a fixed or detachable component of protective clothing, such as a protective suit or a protective jacket, or should be able to be used.
  • the present invention thus proposes - according to a first aspect of the present invention - the head hood (hood) according to the invention, in particular in the form of a hood or balaclava, preferably for protective clothing, in particular NBC protective clothing, preferably for the civilian or military area, according to claim 1 before; Further advantageous developments and refinements of this aspect of the invention are the subject matter of the corresponding subclaims relating to the hood according to the invention.
  • Another object of the present invention is - according to a second aspect of the present invention - the use of the hood according to the invention for or as protective clothing or as a component or part of protective clothing, preferably for the civil or military sector, according to the independent and in this regard claim relating to this use according to the invention.
  • the present invention also further relates - according to a third aspect of the present invention - to the item of protective clothing, in particular NBC protective clothing, preferably for the civil or military sector, which the hood according to the invention has or using this hood is produced, according to the independent patent claim relating to this and the protective clothing item.
  • Yet another object of the present invention - according to a fourth aspect of the present invention - is also the use of a sealing element in combination with an edge section or the use of a combination of a sealing element and an edge section to seal the transition between a hood and a respirator according to the independent and claim relating to this use.
  • the present invention - according to a fifth aspect of the present invention - also relates to the method for sealing the transition between a head hood and a respirator according to the relevant independent method claim.
  • a head hood also referred to synonymously as a hood
  • a hood in particular in the form of a hood or balaclava, preferably for
  • Protective clothing in particular NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, the hood having a hood body (main section) for head covering and a field of view opening for receiving and covering the edge
  • CBRN protective clothing NBC protective clothing
  • the hood having a hood body (main section) for head covering and a field of view opening for receiving and covering the edge
  • the sealing element for preferably sealing application to the respiratory protection mask, wherein the sealing element is arranged and / or provided circumferentially in the edge region of the visual field opening and / or wherein the sealing element delimits the head cap circumferentially at the edge from the visual field opening, the sealing element,
  • the surface (sealing surface) of the sealing element that rests on the respiratory protection mask when it is worn and / or in use is at least essentially flat, in particular in the form of a band or strip, and / or wherein the sealing element, in particular the one on, in the state of wear and / or in use
  • a central idea of the present invention is thus to be seen in particular in providing a hood with a special design of the area delimiting the field of vision opening, according to which namely a special sealing element on the one hand and, so to speak, with a related pulling element variably adjustable edge section on the other hand with regard to an effective sealing of the transition area or the interface to a respiratory protection mask, in particular a mask protection body of a
  • the situation is such that in the state of wear or use the sealing element rests on the respiratory protection mask or on the mask body of the respiratory protection mask on the edge, in particular circumferentially along the field of view opening, with the edge section with the variably adjustable tension element providing an additional force effect or a further pressing of the sealing element onto the respirator or the mask body of a respirator is brought about or effected, so that according to the invention overall an efficient sealing of the transition between the hood (namely in the edge region of the hood to the visual field opening) and a breathing mask, in particular a mask body
  • Respirator is guaranteed. According to the invention, it behaves in particular in such a way that the sealing element lying on the edge of the respirator lies, so to speak, through the individually adjustable edge section with the relevant tension element with greater (contact) pressure on the respirator or the related mask body or clamped onto the respirator with greater force becomes.
  • the hood according to the invention can be used for a large number of respiratory masks customary on the market.
  • the head hood according to the invention a simple handling or improved usability of the head hood according to the invention is ensured, since it can be put on or put on in a simple manner and ensures easy handling with regard to the adjustment or actuation of the tension element of the edge section so that the hood can be attached quickly and easily in the area of the field of view opening an underlying mask body can be adapted or applied in a sealing manner.
  • the sealing connection provided between the head hood on the one hand and the respiratory mask or mask body on the other hand is non-slip, so that even under conditions of use that are associated with increased body activity or with increased movement of the mesh wearer (wearer), a secure and permanent fit or wear. a secure seal against a respirator is guaranteed.
  • the hood provided according to the invention thus offers a further improved protection of the transition to a respiratory protection mask with at the same time improved manageability or use of the hood as such.
  • the hood according to the invention can also be individually designed as such or tailored or individually adapted against the background of the respective purpose of use or application and in this case be present, for example, as a hood or balaclava.
  • the hood according to the invention can be designed or used as independent protective clothing or as a fixed or detachable component of protective clothing, for example as a hood or balaclava as such or as a particularly firmly integrated hood of a protective jacket of a protective suit or the like, as described below .
  • the edge section with the corresponding tension element is arranged on the outside or above the sealing element, based on a respiratory protection mask arranged under the sealing element when the hood is worn or in use, and in particular preferably circumferentially along the edge region to the field of view opening of the head hood, the sealing element in turn in particular resting directly or directly on an edge region of the respiratory protection mask or the corresponding mask body.
  • the edge section with the pulling element is positioned on the side of the sealing element facing away from the respiratory protection mask and / or the field of view opening when it is worn or in use.
  • the circumference or the length of the edge section can be reduced or adjusted, so to speak, so that the edge section with the tension element is pressed onto the sealing element, which in turn means that the sealing element is reinforced against the respiratory mask or The mask body is pressed or stretched, namely evenly along or circumferentially to the opening of the field of view.
  • an efficient peripheral sealing of a respiratory mask or a related respiratory mask body is thus made possible, specifically with a high degree of individual adaptability or adaptation in relation to different types of respiratory masks.
  • the edge section with the pulling element on the one hand and the sealing element on the other hand are, so to speak, each designed independently, which means that when the edge section with the pulling element is adjusted accordingly and the associated circumference or length reduction of the edge section, there is a shift of the sealing element with respect to the respirator to be sealed or the mask body is avoided.
  • the edge area with the tension element on the one hand and the sealing element on the other hand are therefore to a certain extent structurally independent systems insofar as the tension element is received by the edge area and, as such, is not in direct contact with the sealing element explained below, in particular is present in a special cavity or tunnel of the edge section and is thus integrated into the edge section.
  • the tension element does not rub directly in the edge section when it is actuated or displaced on the sealing element, which counteracts the formation of folds in the sealing element with the possible creation of breakthroughs in the transition area to the respirator.
  • the edge section with the tension element on the one hand and the sealing element on the other hand cooperate functionally insofar as the
  • Sealing element is pressed further onto the respiratory mask by the edge section as a result of the actuation of the tension element or is applied to the respiratory mask with additional pressure.
  • Breathing protection mask or a mask body enables the penetration of poisonous or harmful substances through the transition area between the head hood on the one hand and the breathing mask on the other hand is effectively reduced or prevented, which consequently leads to a further improvement in the protective function of the underlying hood or related protective clothing as a whole leads.
  • sealing or “sealing”, as used according to the invention in particular with regard to the transition area or the interface between the head hood on the one hand and the edge area of a respirator or a mask body on the other, is to be understood very broadly in the context of the present invention and relates in particular to the prevention or at least to the sustained reduction in the entry or penetration of gases, vapors, aerosols or liquids, in particular poisonous or harmful substances (hazardous substances, warfare agents or the like) in the transition area or interface area between the hood on the one hand and a respirator on the other.
  • hood as used according to the invention, is to be understood very broadly.
  • the term in question relates to such headgear or designs of the head hood which at least partially cover the head when it is worn or used, whereby if appropriate, the neck can also be covered and, if appropriate, also partial coverage of the shoulders and, if appropriate, the upper back and / or the upper chest area.
  • balaklava as used according to the invention, is also to be understood very broadly.
  • a balaclava (synonymously also referred to as a “balaclava”, “balaclava”, “hat” or the like) is designed in particular in such a way that it covers at least substantially the entire head and the neck or neck when it is worn or in use, whereby the face is left free or not covered.
  • the hood according to the invention has a circumferential edge area to form a field of view opening through which parts or sections (areas) of the respiratory protection mask protrude, so to speak, in the wearing or application state, in particular is the corresponding edge area of a mask body on which a respiratory protection mask is based.
  • the edge area which according to the invention is formed in particular by the sealing element and the edge section with the related pulling element, should lie sealingly against the respiratory protection mask or the mask body when it is worn or in use.
  • Another object of the present invention - according to a further aspect of the present invention - is the use of the hood according to the invention, as defined above, in, for or as protective clothing or as a component or part of protective clothing, in particular NBC protective clothing (CBRN protective clothing) , preferably for the civil and / or military sector.
  • the present invention - according to yet another aspect of the present invention - is also the protective clothing item according to the invention, in particular NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, having or comprising a hood as defined according to the invention , or produced using a hood, as defined according to the invention.
  • Another object of the present invention - according to yet another aspect of the present invention - is also the use according to the invention of a sealing element in combination with an edge section or the use of a combination of a sealing element and an edge section for sealing the transition between a hood (hood), in particular as defined according to the invention, preferably in the form of a hood or balaclava, preferably for protective clothing, in particular NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, and a respirator, one of which is a hood body (main section) for headgear and a hood in the area of the visual field opening for receiving and covering the edge of a respirator mask is also provided with:
  • Sealing element is arranged and / or provided circumferentially in the edge area of the field of view opening and / or wherein the sealing element delimits the head cap circumferentially on the edge side from the field of view opening, the sealing element, in particular the surface (sealing surface) of the face mask when it is worn and / or in use Sealing element, at least substantially flat, in particular band-shaped or strip-shaped, and / or wherein, in the wearing and / or application state, the sealing element, in particular the surface (sealing surface) of the sealing element resting on the respiratory mask, is at least substantially flat, in particular band-shaped or strip-shaped , is in contact with the respirator or is in contact with it, and
  • edge section which at least partially overlaps and / or overlaps the sealing element on the outside (on the side) and / or on its side facing away from the field of view opening, the edge section being provided with a tension element and / or wherein the edge section is assigned a tension element so that the edge section is designed to press and / or tension the sealing element from the outside and / or outside and / or in the direction of the field of view opening, in particular in order to thereby press and / or apply the sealing element to the respirator in the wearing and / or application state.
  • the present invention also relates to the method for sealing the transition between a hood, in particular as defined above, preferably in the form of a hood or balaclava, preferably for protective clothing, in particular NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, and a breathing mask, in particular using a sealing element in combination with an edge section and / or in particular using a combination of a sealing element and an edge section, one being a hood body (main section ) for headgear and a field of view opening for receiving and covering the edge of a respirator mask having head hood in the area of the field of view opening is also provided with: a preferably elastic and / or reversibly stretchable sealing element for preferably sealing n Putting on the respiratory protection mask, the sealing element being arranged and / or provided all around the edge area of the visual field opening and / or the sealing element delimiting the hood around the edge from the visual field opening, the sealing element, in particular
  • the edge section being provided with a tension element or a tension element being assigned to the edge section so that the edge section is formed is to press and / or tension against the sealing element from the outside and / or outside and / or in the direction of the visual field opening, in particular in order to thereby press and / or apply the sealing element to the respirator when it is worn and / or in use.
  • Fig. 1 is a schematic side view of an inventive
  • FIG. 2 shows an enlarged cross-sectional view along the line II shown in FIG. 1, the edge section being tensioned with the tension element and resting on the outside of the sealing element so that the sealing element is additionally pressed against the edge area of the respiratory mask;
  • Fig. 3 is a schematic cross-section of a field opening delimiting the edge areas of a hood according to the invention with the related arrangement of the sealing element and the edge portion with the tension element, wherein the hood is not in the wearing or application state and wherein the Randab section is not tensioned with the tension element ;
  • FIG. 4A shows a further enlarged cross-sectional view of the edge area delimiting the field of view opening of a hood according to the invention with the sealing element and the edge section adjoining the hood body with the integrated tension element, the hood not being in the wearing or application state;
  • FIG. 4B shows a further enlarged cross-sectional view of the edge area delimiting the field of view opening of a hood according to the invention with the sealing element and with the edge section adjoining the hood body with the pulling element in this regard, the hood being in the wearing or application state and the sealing element through the edge section tensioned by the tension element is additionally pressed or tensioned against the edge area of a breathing mask;
  • 5A shows a schematic representation of a head cover according to the invention in a top view or front view, the head cover not being in the application or wearing state and having a free face field opening
  • 5B shows an enlarged detail of the edge area of the head hood identified in FIG. 5A with an illustrative arrangement or positioning of the edge section with the tension element on the one hand and the sealing element on the other hand, the edge section with the tension element being spaced or protruding from the sealing element. is folded outwards or upwards, so to speak;
  • FIG. 6A shows a schematic representation of a head hood according to the invention in the top view or front view, the head hood being in the application or wearing state and after which the head hood seals the edge area of a respiratory protection mask that has been taken up, the breathing mask filling or opening the area of the field of vision. is received by the field of view aperture;
  • FIG. 6B shows a further enlarged detail of the edge area identified in FIG. 6A, according to which the edge section with the tension element rests on the sealing element and according to which the sealing element is pressed or applied to the edge-side area of the respiratory protection mask;
  • FIG. 7 shows a schematic representation of a protective suit according to the invention in the form of a protective jacket which has the hood according to the invention as a fixed or integral component;
  • FIG. 8A shows a schematic cross-sectional representation of the edge area of a head hood according to the invention for opening the field of vision, the head hood or the hood body having a first (outer) textile material and a second (inner) textile material, with an arrangement of the edge section with the tension element on the one hand and the overall flat formed sealing element on the other hand according to a first embodiment;
  • FIG. 8B shows a further schematic cross-sectional illustration of the edge area of a head hood according to the invention for opening the field of vision, the head hood or the hood body having a first (outer) textile material and a second (inner) textile material with a related arrangement of the edge section with the tension element on the one hand and the Sealing element on the other hand according to a further embodiment, wherein the sealing body of the sealing element is U-shaped and.
  • FIG. 1, FIG. 2, FIG. 3, FIG. 4A and 4B, FIG. 5A and 5B, FIG. 6A and 6B, FIG. 7 and FIG. 8 also particularly illustrate the first aspect of the present invention , according to which a hood 1 (synonymously also referred to as a hood), in particular in the form of a hood or balaclava, preferably for protective clothing, in particular ABC- Protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, is provided, with the hood 1 having a hood body (main section) 2a for covering the head and a field of view opening 2b for receiving and covering the edge of a respirator 3, the hood 1 in the
  • the area of the visual field opening 2b also has: a preferably elastic and / or reversibly stretchable sealing element 4 for preferably sealing application to the respiratory protection mask 3, the sealing element 4 being arranged and / or provided circumferentially in the edge area of the visual field opening 2b and / or with the
  • the behavior according to the invention is in particular such that the edge section 5, in particular the area of the edge section 5 which at least partially covers and / or overlaps the sealing element 4, is free is designed to be movable and / or freely positionable on the sealing element 4.
  • edge section 5 on the one hand and the sealing element 4 on the other hand can be ensured, especially in the wearing or application state, namely to the effect that the free positioning of the edge section 5 on the sealing element 4 for optimal additional pressing or tensioning of the sealing element 4 on the Breathing protection mask 3 leads through the edge section 5, in particular without the sealing element 4 slipping in an undesirable manner as a result of the (force) action of the edge section 5.
  • FIG. 4A shows the so-to-speak free end of the edge section 5 with the integrated tension element 6 and its free mobility with respect to the sealing element 4.
  • FIG. 4B illustrates the positioning of the edge section 5 with the tension element 6 and the additional pressing of the sealing element 4 by the edge section 5 in relation to the respiratory protection mask 3, which can be brought about in particular by actuating or tensioning the tension element 6.
  • the free edge area of the edge section 5 with the integrated tension element 6 in question is in particular a free longitudinal edge area, in particular the longitudinal edge, of the edge section 5 facing the field of view opening 2b 6 is positioned in the region of this (free) longitudinal edge region, in particular the longitudinal edge, of the edge section 5.
  • FIGS. 5B and 6B also illustrate the principle on which the present invention is based of the previously mentioned free mobility or free positioning of the edge section 5 in relation to the sealing element 4:
  • FIG. 5B illustrates an example in a top view of the edge area of the head hood 1 according to the invention State as it exists in particular when the hood is not worn or not used or when the tension element 6 is not tensioned or not pulled.
  • tension element 6 can behave in particular in such a way that the edge area 5, based on the fixing or fastening of the edge area 5 and the sealing element 4 on the hood body 2a, so to speak, in the direction of the free longitudinal edge area (with the tension element 6) from the sealing element 4 protrudes upwards, so to speak.
  • Fig. 6B further illustrates a state or an arrangement as it exists in particular when the hood 1 according to the invention is worn or in use, according to which, with the tension element 6 in particular, the free longitudinal edge region of the edge section 5 rests on the sealing element 4 from the outside, so to speak Sealing element 4 is additionally pressed or placed onto the respiratory protection mask from the outside or the outside, so that in this regard an optimized sealing of the transition area or the interface between the head hood 1 on the one hand and the respiratory protection mask 3 or mask body is present.
  • the sealing element 4 in particular exclusively on one of its two longitudinal edge areas, in particular longitudinal edges, is connected to the hood 1 and / or to the edge section 5 (cf., for example, FIGS. 2, 3 , Figs. 4A, 4B, 8A).
  • the sealing element also ensuring that the sealing element rests well against the respiratory protection mask 3.
  • it can also behave in such a way that the sealing element 4 is connected to the hood 1 and / or to the edge section 5, in particular exclusively on a first of its two longitudinal edge regions, in particular longitudinal edges (cf., for example, FIG.
  • the sealing element 4 as a result of the fastening or connection of the sealing element 4, which is preferred according to the invention, also has a free longitudinal edge area opposite this longitudinal edge area, in particular a free longitudinal edge, at only one of its longitudinal edge areas, in particular longitudinal edges. As mentioned above, this also supports or improves the free mobility or free positioning of the edge section 5 relative to the sealing element 4 or the contact of the sealing element 4 against the respiratory protection mask 3. According to the invention, it is advantageous if the sealing element 4 is connected to the hood 1 and / or to the edge section 5 at only one of its two longitudinal edge regions, in particular longitudinal edges.
  • the sealing element 4 is connected to the hood 1 and / or to the edge section 5 at only a first of its two longitudinal edge regions, in particular longitudinal edges.
  • the sealing element 4 is connected to the hood 1 and / or to the edge section 5 at only a first of its two longitudinal edge regions, in particular longitudinal edges.
  • the sealing element 4 in particular exclusively on one (other) of its two longitudinal edge areas, in particular longitudinal edges, protrudes from the hood 1 and / or from the edge section 5 and / or protrudes, in particular in the direction of the field of view opening 2b, and / or free (moveable) and / or unconnected, in particular such that the remaining unconnected area of the sealing element 4 can be freely positioned in relation to the respirator 3 when it is worn and / or in use.
  • FIGS. 2, 3 and 4A and 4B for example.
  • the free positionability of the sealing element 4 in relation to the respiratory protection mask 3 leads to an optimized contact of the sealing element 4 against the respiratory protection mask 3 or the mask body, in particular in its or its edge area. This improves the overall sealing of the transition area.
  • the one (other) of its two longitudinal edge regions is in particular the longitudinal edge region of the sealing element 4 opposite the longitudinal edge region connected to the hood 1 and / or the edge section 5.
  • the sealing element 4 can, in particular exclusively on a second of its two longitudinal edge regions, in particular longitudinal edges, protrude from the hood 1 and / or from the edge section 5 and / or protrude, in particular in the direction of the field of view opening 2b, and / or freely (movable) and / or unconnected, in particular in such a way that the remaining unconnected area of the Sealing element 4 is designed to be freely positionable in relation to the respiratory protection mask 3 in the worn and / or used state.
  • This embodiment of the invention is for example illustratively in FIGS. 2, 3, 4A and 4B.
  • the sealing element 4 can have a first longitudinal edge region, in particular a first longitudinal edge, and a second longitudinal edge region, in particular a second longitudinal edge.
  • the sealing element 4, in particular exclusively on the first longitudinal edge area, in particular the first longitudinal edge is connected to the hood 1 and / or with the edge section 5 or that the sealing element 4 is connected in particular exclusively on the second longitudinal edge area, in particular the second longitudinal edge, protruding from the hood 1 and / or from the edge section 5 and / or protruding, in particular in the direction of the field of view opening 2b, and / or free (movable) and / or unconnected, in particular such that the remaining unconnected Area of the sealing element 4 in the worn and / or used state is designed to be freely positionable with respect to the respiratory protection mask 3.
  • FIGS. 2, 3, 4A, 4B and 8A This is shown in an equally illustrative manner in the figures according to FIGS. 2, 3, 4A, 4B and 8A.
  • the edge section 5, in particular exclusively on one of its two longitudinal edge regions, in particular longitudinal edges, can be connected to the hood 1 and / or be connected to the sealing element 4.
  • the edge section 5, in particular exclusively on a first of its two longitudinal edge regions, in particular longitudinal edges, can be connected to the hood 1 and / or to the sealing element 4. This ensures that the area of the edge section that at least partially covers or overlaps the sealing element 4 with respect to the sealing element 4 can be positioned or moved freely, accompanied by a uniform force or pressure effect of the edge section 5 with the tension element 6 on the sealing element 4 in the The wearing or application state of the hood 1 according to the invention.
  • the edge section 5 is connected to the hood 1 and / or to the sealing element 4 at only one of its two longitudinal edge regions, in particular longitudinal edges.
  • the edge section 5 is connected to the hood 1 and / or to the sealing element 4 at only a first of its two longitudinal edge regions, in particular longitudinal edges. This is illustrated by way of illustration in FIGS. 3, 4A, 4B and also FIGS. 5B, 6B and FIGS. 8A and 8B.
  • edge section 5 is designed to be freely movable in relation to the longitudinal edge area opposite the longitudinal edge area connected to the hood 1 or the sealing element 4, accompanied by a free positioning of the unconnected longitudinal edge area on the sealing element 4 (see, e.g., FIGS. 4A and 4B).
  • FIG. 5B exemplary state or arrangement when the head hood 1 is not being worn or not used
  • FIG. 6B exemplary arrangement or state in the wearing or application state of the head hood 1).
  • the edge section 5, in particular exclusively on a second of its two longitudinal edge areas, in particular longitudinal edges, can protrude and / or protrude from the hood 1 and / or from the sealing element 4, in particular outwards, and / or freely (movably) and / or unconnected be designed, in particular such that the region of the edge section 5 that at least partially covers and / or overlaps the sealing element 4 is designed to be freely movable and / or freely positionable on the sealing element 4.
  • the edge section 5 has a first longitudinal edge region, in particular a first longitudinal edge, and a second longitudinal edge region, in particular a second longitudinal edge, wherein the edge section 5, in particular exclusively at the first longitudinal edge region, in particular the longitudinal edge, is connected to the hood 1 and / or to the sealing element 4 and / or wherein the edge section 5 protrudes and / or projects from the hood 1 and / or from the sealing element 4, in particular exclusively on the second longitudinal edge region, in particular the longitudinal edge, in particular on the outside, and / or freely (movable) and / or unconnected is, in particular such that the region of the edge section 5 which at least partially covers and / or overlaps the sealing element 4 is freely movable and / or free i is designed so that it can be positioned on the sealing element 4.
  • FIGS. 4A, 4B and also FIGS. 5B, 6B and 8A, 8B This measure according to the invention contributes to the fact that the connection of the sealing element 4 is improved in an optimal manner by the additional force or pressure effect of the edge section 5 with the tension element 6 tensioned or pulled in the wearing or application state, in particular also being made more even, so that the seal against a respiratory mask 3 is also improved.
  • the edge section 5 has a first longitudinal edge region, in particular a first longitudinal edge, and a second longitudinal edge region, in particular a second longitudinal edge, the edge section 5, in particular exclusively on the first longitudinal edge region, in particular the longitudinal edge of the hood 1 and / or is connected to the sealing element 4 and / or wherein the edge section 5 is formed in particular exclusively on the second longitudinal edge region, in particular the longitudinal edge, freely (movable) and / or unconnected, in particular in such a way that the sealing element 4 is at least partially covering and / or overlapping area of the edge section 5 can be applied to the sealing element 4 from the outside, in particular can be applied freely from the outside and / or can be applied from the outside with a free position.
  • the sealing element 4 in particular exclusively on one of its two longitudinal edge areas, in particular longitudinal edges, can be connected to the hood 1 and / or to the edge portion 5 and the edge portion 5 on only one of its two longitudinal edge regions, in particular longitudinal edges, with the head hood 1 and / or can be connected to the sealing element 4. It can behave in particular in such a way that the remaining unconnected area of the sealing element 4 and the remaining unconnected area of the edge section 5 are designed to be freely movable one above the other and / or independently of one another.
  • this measure according to the invention also leads to an excellent sealing of the transition area or the interface to a respiratory protection mask or a mask body, with a large number of different types or models of respiratory protection masks being able to be efficiently sealed in this regard.
  • edge section 5 As far as the particular edge-side connection of the edge section 5 with the head hood 1 and / or the sealing element 4 and / or the particular edge-side connection of the sealing element 4 with the head hood 1 and / or the edge section “ 5”, at least one
  • Connection device 12 are present or the relevant connection can be made by means of at least one connection device 12.
  • connection device 12 reference can be made in particular to FIGS. 8A and 8B.
  • the edge section 5, the sealing element 4 and / or the hood 1 (or the hood body 2a) are connected to one another by means of a single or common connecting device 12.
  • FIGS. 8A and 8B reference can be made equally to FIGS. 8A and 8B.
  • the presence of a single connecting device 12 is associated with the advantage that the manufacturing process is simplified and possible breakthrough points for poisonous or harmful substances are minimized.
  • the connecting device 12 can be produced or present, for example, by means of sewing, gluing, welding, stapling or the like, preferably by means of sewing.
  • the connecting device 12 can be a connecting seam.
  • the edge section 5 has a textile flat material or is formed from it.
  • this can be, for example, a flat textile material corresponding to the first flat textile material 2c of the hood 1, which will be defined below.
  • the edge region 5 can be based on an independent or separate textile sheet material or on the basis of a relevant individual blank.
  • the edge area can be formed by doubling the underlying textile sheet material.
  • the flat textile material forming the edge region 5 can thus be doubled.
  • the free end areas or edges can be connected to the sealing element 4 and / or the hood 1, in particular the hood body 2a, in particular by means of the connecting device 12 (see, for example, FIGS.
  • a cavity 5a can be provided in the edge section 5, in particular wherein the cavity 5a serves to accommodate the tension element 6 and in this regard is designed in particular as a tunnel or drawstring, as will be mentioned below (see, for example, Fig. 4A and 4B).
  • the edge section 5 can be designed so that it can be gathered.
  • the edge section 5 can be arranged circumferentially in the edge area of the field of view opening 2b (cf., for example, FIGS. 1, 5A and 6A). Due to the gatherable design of the edge section 5, the length or the circumference of the edge area 5 can be reduced or decreased in relation to the wearing or application state of the hood 1 according to the invention with the accompanying actuation of the tension element 6 (tensioning or pulling of the tension element 6).
  • the edge section 5 can be arranged and / or positioned on the (flat) side of the sealing element 4 facing away from the edge area of the respiratory protection mask 3, as illustrated, for example, in FIGS. 1, 2, 4B .
  • the edge section 5 is arranged and / or positioned above the sealing element 4 and / or on the outside (on the side) of the sealing element 4.
  • an external force or pressure can be exerted, so to speak, on the sealing element 4 when the sealing element 4 is pressed or placed against the respiratory protection mask 3.
  • the edge section 5, in particular circumferentially along the edge section 5, can have and / or form a cavity 5a, preferably for receiving and / or guiding the tension element 6.
  • the cavity 5a is designed in particular as a tunnel (drawstring), preferably as a channel.
  • FIGS. 1, 2, 3, 4A and 4B reference can be made, for example, to FIGS. 1, 2, 3, 4A and 4B as well as FIGS. 5A and 6A. According to the invention, it behaves in particular in such a way that the tension element 6 is received in the cavity 5A and / or is guided in the cavity 5A.
  • the tension element 6 can be designed, for example, in the form of a preferably elastic cord.
  • the cavity 5a for this case can be present or designed as a so-called cord tunnel train.
  • the tension element 6 can be received and / or arranged in the edge section 5, in particular in the cavity 5a of the edge section 5, at least essentially without interruption (cf., for example, FIGS. 5A and 6A). In this way, direct contact of the tension element 6 with the sealing element 4 is avoided, so that the tension element 6 does not rub on the sealing element 4 when actuated accordingly. In this way, damage and folds in relation to the sealing element 4 are further avoided.
  • the tension element 6 is designed in one piece and / or in one piece, in particular in one piece and / or in one piece, preferably with two ends, or in one piece and / or in one piece and / or continuous (cf. B. Fig.
  • the tension element 6 can also be actuated or tensioned from the outside, so to speak, via the relevant ends. Furthermore, according to the invention, it can also behave in such a way that the tension element 6, in particular circumferentially along the edge section 5, is arranged and / or received within the edge section 5, in particular in the cavity 5a of the edge section 5, the tension element 6 being continuous and / or is formed without interruption, in particular by connecting the respective ends of the tension element 6.
  • the tension element 6 is configured in a ring-shaped, one-piece or ring-shaped manner without interruptions.
  • the respective ends can be sewn to one another in this regard.
  • the tension element 6 can in particular be received completely in the cavity 5a of the edge section 5.
  • the additional force or pressure acting on the sealing element 4 takes place in this case in particular on the basis of an inherent or pre-tensioning of the tension element, in particular with the tension element 6 being designed to be elastically or reversibly stretchable.
  • Such a construction of the head hood 1 according to the invention comes into consideration in particular when the head hood 1 does not open into the field of view opening 2b Opening element 10 has or is designed as such to be closed overall.
  • the respective ends of the tension element are also located, so to speak, in the cavity 5a, the ends, as stated above, being connected to one another.
  • the tension element 6, in particular circumferentially along the edge section 5, is arranged and / or received within the edge section 5, in particular in the cavity 5a of the edge section 5, with the proviso that the respective ends of the Pulling element 6 are arranged outside and / or not inside the edge section 5 and / or in particular with the proviso that the respective ends of the pulling element 6 are led out of the edge section 5.
  • This embodiment is illustrated in FIGS. 1, 5A, 6A and 7.
  • the pulling element 6 can be actuated or tensioned and / or pulled via the outer ends and, in this regard, below
  • Voltage can be set, along with the corresponding force resp.
  • the edge section 5, in particular the cavity 5a of the edge section 5, has at least one opening 7, in particular two openings 7 that are preferably adjacent to one another, in particular for passing through the tension element 6, preferably for leading out the Tension element 6 from the cavity 5a of the edge section 5 (cf., for example, FIGS. 1, 5A and 6A).
  • the openings 7 can be reinforced at the edge. If the hood 1 according to the invention is a
  • the opening element 10 opening into the field of view opening 2b can, like a zip fastener, be positioned at the opposite edge regions of the opening element 10.
  • the ends of the tension element 6 outside the edge section 5, in particular outside the cavity 5a of the edge section 5, can be equipped and / or with at least one locking and / or locking device 8, in particular each with at least one locking and / or locking device 8 be provided.
  • the tension element 6 can, so to speak, be determined and on this basis it can be adjusted prior actuation or tensioning are kept under tension, so that the force or pressure acting on the sealing element 4 in the wearing or use state is maintained accordingly.
  • the fixing or locking device 8 can be designed or present, for example, in the form of a clamp or the like.
  • both ends of the tension element 6 are equipped with a respective fixing or locking device 8.
  • the tension element 6, in particular all around along the edge section 5, in particular in the edge section 5, preferably in the cavity 5a of the edge section 5, is received and / or can be moved freely, in particular in a sliding (slidable) manner. or is arranged.
  • the freely movable arrangement of the tension element 6 in the edge section 5 or in the cavity 5a relates in particular to the displaceability of the tension element 6 in its longitudinal extent or longitudinal direction.
  • the edge section 5 has a tension element guide device 9, in particular a tension element guide seam.
  • a tension element guide device 9 can thus be provided by means of sewing or be designed as a corresponding seam.
  • the tension element guide device 9 can be arranged and / or positioned circumferentially along the edge section 5 (cf., for example, FIGS. 1, 5A and 6A).
  • the tension element guide device 9 can delimit the cavity 5a of the edge section 5, in particular circumferentially along the edge section 5. This is illustrated in particular in FIGS. 2, 3, 4A, 4B and in FIGS. 5B, 6B, 8A and 8B.
  • the size of the cavity 5A can thus be specified individually by the tension element guide device 9. On this basis, the guiding or the free mobility and the sliding of the tension element 6 in the cavity can be improved.
  • the size or diameter of the cavity 5a can be set or adjusted in a targeted manner. can be specified, whereby the positioning of the section of the edge region 5 with the tension element 6 relative to the sealing element 4 can be further specified or specified.
  • the tension element 6 and / or the cavity 5a can be arranged at the edge in the edge section 5, in particular on the side of the edge section 5 facing away from the hood body 2a and / or on the connection of the edge section 5 with the hood body 2a and / or with the sealing element 4 facing away from the side of the edge section 5.
  • the tension element 6 or the cavity 5a is arranged or in the area of the previously mentioned free or not connected to the sealing element 4 or the hood 1 longitudinal edge area of the edge section 5 . are.
  • an optimized alignment or the application of force and / or pressure with respect to the sealing element 4 can be guaranteed when it is worn or in use.
  • the free positionability on the sealing element 4 is further improved.
  • the tension element 6 and / or the cavity 5a in particular circumferentially along the edge section 5, is or are arranged and / or positioned at least substantially centrally on the sealing element 4.
  • the tension element 6 and / or the cavity 5a, in particular circumferentially along the edge section 5, can be arranged and / or positioned centrally to the edge of the sealing element 4, in particular on the (edge) area of the sealing element 4 facing away from the hood body 2a and / or on the (edge) area of the sealing element 4 facing away from the connection of the sealing element 4 to the hood body 2a and / or to the sealing element 4.
  • FIGS. 4B and 6B This generally optimizes the force or pressure exerted by the edge region 5 or the tension element 6 on the sealing element 4.
  • the tension element 6 can be thread-shaped and / or cord-shaped and / or cord-shaped, in particular cord-shaped.
  • the tension element 6 can be designed as a thread and / or as a yarn and / or as a cord and / or as a cord, in particular as a cord, preferably as a flat cord or round cord, preferably as a round cord.
  • the tension element 6 can have an at least substantially (circular) round cross section. This also improves the mobility or sliding of the tension element 6 in the cavity 5a of the edge section 5.
  • the tension element 6 can have a diameter in the range from 1 mm to 10 mm, in particular in the range from 2 mm to 8 mm, preferably in the range from 3 mm to 6 mm, preferably in the range from 3 mm to 5 mm.
  • the tension element 6 can be designed to be elastic and / or reversibly stretchable. Furthermore, the tension element 6 can have or consist of at least one elastic and / or reversibly stretchable material.
  • elastic or “reversibly stretchable”, as it is used according to the invention in particular for the tension element 6 and also below for the sealing element 4, is to be understood very broadly according to the invention.
  • the term in question relates to an elastic behavior, according to which an increase in length or elongation of the underlying material takes place under corresponding tensile or elongation load or stress (tensile or elongation force) and after which, after the tensile or tensile load has been eliminated.
  • Tensile force the material is at least essentially able to return to its original state or at least essentially its original length.
  • the elastic and / or reversibly stretchable material of the tension element 6 can have or consist of at least one elastomer, in particular a naturally based and / or synthetically based elastomer.
  • the elastic and / or reversibly stretchable material of the tension element 6 can also be a rubber and / or rubber material, in particular silicone rubber and / or butyl rubber.
  • the elastic and / or reversibly stretchable material of the tension element 6 can be a synthetic polymer, preferably based on a block copolymer with the components polyurethane and polyethylene glycol.
  • the tension element 6 can be designed as a monofilament yarn made of the elastic and / or reversibly stretchable material of the tension element 6.
  • the tension element 6 can also be designed as a multifilament yarn with a large number of individual filaments made of the elastic and / or reversibly stretchable material of the tension element 6.
  • the tension element 6 has a core made of the elastic and / or reversibly stretchable material of the tension element 6 as well as an in particular textile cover and / or coating. This reduces the friction of the tension element within the cavity 5a, so that the tension element can be better guided or slide along the cavity 5a on this basis.
  • the textile shell and / or coating can be made on the basis of polyester and / or polyamide.
  • the sealing element 4 can be designed in one piece and / or in one piece, in particular in one piece and / or in one piece (interrupted in one piece), preferably with two ends.
  • Such a configuration can come into consideration, for example, if the hood 1 according to the invention is equipped with an opening element 10 opening into the field of view opening 2b.
  • the sealing element 4 can be formed in one piece and / or in one piece, closed and / or continuous.
  • the sealing element 4 can be designed, in particular, to be closed in an annular manner.
  • the ends of the sealing element can be connected to one another.
  • the sealing element 4 according to the invention can be designed in the form of a band, in particular a flat band.
  • the sealing element 4 can be designed in the form of a flat strip with two opposite flat sides. This is illustrated, for example, in FIGS. 2, 3, 4A and 4B.
  • the sealing element 4 can be designed as a sealing band.
  • the sealing element 4 can in this context, when worn and / or in use, rest with one of its flat sides, in particular at the edge, on the respiratory protective mask 3 and / or be positioned and / or arranged with one of its flat sides relative to the respiratory protective mask 3, as for example in FIG. 2 and Fig. 4B illustrates.
  • the sealing element 4 can, so to speak, lie flat or with a relatively large contact surface on the respiratory protection mask 3, which improves the overall sealing behavior.
  • Respiratory mask 3 is positioned facing away from the flat side, so that in this respect too a large contact surface is provided with regard to the edge section 5 (associated with a high variability of the positionability on the sealing element 4).
  • the sealing element 4 can face the respiratory protection mask 3 with one of its flat sides when it is worn and / or in use (cf., for example, FIGS. 2, 4B).
  • edge portion 5 with the tension element 6 can also be used in the wearing and / or application state
  • the flat side of the sealing element 4 facing away from the respiratory mask 3 rests and / or positioned and / or arranged (in particular on the flat side of the sealing element 4 facing away from the respiratory mask 3 when it is worn or in use, cf., for example, FIGS. 4B).
  • the sealing element 4, in particular the flat side (s) of the sealing element 4 is or are at least essentially bead-free and / or at least essentially no elevations and / or at least essentially no protrusions and / or essentially none Has or have thickenings, such as. Illustrated in Figures 3, 4A and 4B.
  • the conception according to the invention is thus accompanied by a further structural simplification, according to which namely the sealing element 4 is designed to be uniform or even, so to speak. It behaves in particular in such a way that the surface, in particular the flat side, of the sealing element 4 resting against the respiratory protective mask 3 when it is worn or in use is essentially bead-free or flat, as stated above.
  • the uniform or flat configuration of the sealing element 4 or the surface, in particular the flat side, resting against the respiratory mask 3 when it is worn or in use is conducive to the positioning of the sealing element on the mask body.
  • the sealing element 4 has a width in the range from 1 mm to 70 mm, in particular in the range from 5 mm to 50 mm, preferably in the range from 10 mm to 40 mm, preferably in the range from 15 mm to 35 mm , particularly preferably in the range from 20 mm to 30 mm.
  • the above width specifications relate in particular to the flat side (s) of the sealing element 4.
  • the sealing element 4 can also have a height (thickness) in the range from 0.1 mm to 10 mm, in particular in the range from 0.2 mm to 8 mm , preferably in the range from 0.5 mm to 5 mm, preferably in the range from 0.75 mm to 4 mm, particularly preferably in the range from 1 mm to 3 mm.
  • the above height and thickness specifications relate in particular to the narrow side (s) of the sealing element 4.
  • the sealing element 4 is designed to be elastic and / or reversibly stretchable.
  • the sealing element 4 ensures, in particular, an improved fit of the sealing element against the respiratory protection mask 4, in particular since the sealing element 4 already rests on the respiratory protection mask 3 with a corresponding pressure due to its internal stress.
  • the tension element 6 is designed to be elastically or reversibly expandable at least with regard to its longitudinal extent or at least in the longitudinal direction.
  • the sealing element 4 behaves in particular in such a way that the sealing element 4 is designed to be elastically or reversibly stretchable at least in its longitudinal extent or in the longitudinal direction.
  • the sealing element 4 according to the invention can have or consist of at least one elastic and / or reversibly stretchable material.
  • the elastic and / or reversibly stretchable material of the sealing element 4 can have or consist of at least one elastomer, in particular a naturally-based and / or synthetically-based elastomer.
  • the elastic and / or reversibly stretchable material of the sealing element 4 can be a rubber and / or rubber material, in particular silicone rubber and / or butyl rubber.
  • the elastic and / or reversibly stretchable material of the sealing element 4 can be a polyisoprene material.
  • the elastic and / or reversibly stretchable material of the sealing element 4 can be a synthetic polymer, preferably based on a block copolymer with the components polyurethane and polyethylene glycol.
  • the sealing element 4 can be designed as a multifilament yarn with a large number of individual filaments made from the elastic and / or reversibly stretchable material of the sealing element 4 or have such a multifilament yarn.
  • the sealing element 4 can also contain a textile component.
  • the sealing element 4 can be in the form of a sealing tape or rubber band, optionally with textile components.
  • the sealing element 4 consists of the elastic and / or reversibly expandable material of the sealing element 4.
  • the sealing element 4 is designed, so to speak, as a solid material based on or in the form of the elastic and / or reversibly expandable material of the sealing element 4.
  • the sealing element 4 can have a relative elastic extensibility, based on its initial length, of at least 25%, in particular at least 35%, preferably at least 55%, preferably at least 75%, particularly preferably at least 90% or more.
  • the sealing element 4 can have a modulus of elasticity, in particular a modulus of elasticity, in particular at 25 ° C., of at most 5-10 8 N / m 2 , in particular at most 5-10 7 N / m 2 , preferably at most 5-10 6 N / m 2 , preferably at most 10 6 N / m 2 .
  • the sealing element 4 can have a modulus of elasticity, in particular a modulus of elasticity, in particular at 25 ° C., in the range from 10 6 N / m 2 to 5-10 8 N / m 2 , in particular in the range from 2.5-10 6 N / m 2 to 10 8 N / m 2 , preferably in the range from 5 to 10 6 N / m 2 to 10 7 N / m 2 .
  • the elastic properties of the materials or components used can generally, in particular, depending on the underlying material and its nature, for example in accordance with DIN EN ISO 527, in particular DIN EN ISO 527-2 : 2012 (for example using a test specimen with a width of 15 mm with a clamping length of 50 mm and a test speed of 50 mm / min), or for example according to DIN 53835, in particular DIN 53835-2: 1981.
  • the sealing element 4 has a coating, preferably for the purposes of sealing, adhering and / or preventing the sealing element 4 from slipping with respect to the respiratory protection mask 3.
  • the coating can be arranged and / or applied to the side of the sealing element 4, in particular the flat side, facing the respiratory protective mask 3 when it is worn and / or in use.
  • it can behave in particular in such a way that the surface, in particular the flat side, of the sealing element 4 resting on the respiratory protective mask 3 when it is worn or in use is provided with the coating in question.
  • this prevents the sealing element from slipping or shifting with respect to the respiratory protection mask 3, specifically also with regard to strong or excessive movements of a user in the wearing or in use state, so that a sealing fit is still given even under adverse conditions or in use.
  • the coating comprises or consists of a silicone and / or a silicone rubber.
  • the aforementioned materials have particularly good anti-slip properties with a high level of sealing and resistance to poisonous and harmful substances at the same time.
  • the sealing element 4 can in principle also be designed as a textile material, in particular as a knitted fabric, preferably knitted or knitted fabrics, preferably knitted fabrics.
  • the sealing element 4 in the form of a textile material can comprise or consist of the elastic and / or reversibly stretchable material of the sealing element 4, for example in the form of monofilaments and / or multifilaments.
  • the sealing element 4 in the form of a textile material can have further textile components, such as textile yarns or filaments.
  • the sealing element 4, which is in the form of a textile material can also be equipped with the coating described above, in particular the coating being applied to the wearing and / or
  • the hood 1 additionally and / or furthermore has at least one, preferably exactly two, sealing element (s).
  • the optionally present sealing elements in question can in principle further improve the adaptation of the head hood compared to a respiratory mask 3, specifically with regard to special types or models of respiratory masks which, for example, have particularly strongly shaped concave areas, for example in the area of the cheeks or face mask. Face bones.
  • the sealing elements in question the The seat or the positioning of the sealing element with respect to the underlying respiratory protection mask is thus further improved, which can further increase the variability or universality of the head hood 1 according to the invention.
  • the sealing element can be designed to be elastic and / or reversibly stretchable. Reference can also be made to the definition above.
  • the sealing element can be arranged on the inside and / or on the side of the hood 1 that is assigned to a user (wearer) when it is worn and / or in use.
  • the sealing element can be arranged in the lateral edge area of the hood 1 to the field of view opening 2b.
  • the sealing element can extend into the lateral edge area of the hood 1 towards the field of view opening 2b.
  • the sealing element can be arranged in the wearing and / or application state at the level of the cheeks and / or at the level of the ears of a user in the lateral edge area of the hood 1 to the field of view opening 2b.
  • the sealing element can be arranged in the edge region of the hood 1 facing the field of view opening 2b.
  • the sealing element in the wearing and / or application state can extend over a lateral edge area of the hood 1 to the visual field opening 2b at the level of the cheeks and / or at the level of the ears of a user.
  • the sealing element adjoins the edge section 5 and / or the sealing element 4 at the edge, in particular with a spacing in the range from 2 mm to 50 mm, in particular in the range from 5 mm to 30 mm mm, preferably in the range from 10 mm to 25 mm, to the edge section 5 and / or to the sealing element 4.
  • the edge area of the head hood mentioned above with regard to the positioning of the sealing element relates in particular to the edge region of the head hood 1 or the hood body 2a that is arranged or directed towards the field of view opening 2b or that area which surrounds the field of view opening 2b.
  • the edge area in question can also be referred to synonymously as a hem (which surrounds the field of view opening 2b). It is preferred according to the invention that, as stated above, the sealing element is positioned at a (slight) distance from the edge section 5 or the sealing element 4, in particular in order to further optimize the adaptation to an underlying type or model of a Allow respirator 3.
  • the sealing element can be at least substantially adapted to the course of the edge section 5 and / or the course of the sealing element 4 along the field of view opening 2b. Consequently, it can be provided according to the invention in particular that the shape or the course of the sealing element which faces the edge section 5 or the sealing element 4, so to speak, the corresponding shape or the corresponding course of the edge section 5 or the sealing element 4 at least essentially takes up.
  • the sealing element tapers on the edge and / or decreases in thickness on the edge.
  • the sealing element can be stepped and / or beveled at the edge at least in regions.
  • the sealing element is designed in the shape of a cushion and / or cushion. According to the invention, it is therefore advantageous if the sealing element is designed in the form of a cushion and / or pad.
  • the adaptation or the seal with respect to an underlying respiratory protection mask 3 can be further improved or individually adapted, in particular also with regard to the type of respiratory protection mask 3 used in each case.
  • the sealing element can be designed in the form of an air cushion, gel cushion or foam cushion, in particular in the form of an air cushion or gel cushion, preferably in the form of a gel cushion.
  • the sealing element can have an outer casing for receiving air, gel and / or foam.
  • the sealing element is connected to the hood 1 in a fixed or permanent manner, or else releasably or removably.
  • a further flexibility with regard to the adaptation to respective types of respiratory protection masks 3 can be undertaken, specifically with regard to a hood 1 as such.
  • the sealing element can be incorporated into an inner material and / or inner lining, preferably into the second flat textile material 2d described below, of the hood 1, in particular into an inner material and / or inner lining, preferably a second flat textile material, arranged at the edge of and / or on the visual field opening 2b 2d, as will be described below, the hood 1 incorporated and / or integrated, in particular sewn in.
  • the sealing element can also be applied to an inner material and / or inner lining, preferably to the second flat textile material 2d described below, the hood 1, in particular to an inner material and / or inner lining, preferably a second flat textile material, arranged at the edge of and / or on the visual field opening 2b 2d, as will be described below, the hood 1, applied, in particular sewn on.
  • the sealing element can also be accommodated and / or introduced into an inner pocket of an inner material and / or inner lining, preferably of the second textile sheet material 2d, as will be described below, of the hood 1.
  • the sealing element can be specially positioned, in particular with regard to the underlying type of a respiratory protection mask 3.
  • the head hood 1, in particular the hood body 2a can be multilayered and / or multilayered according to the invention be trained.
  • the hood 1, in particular the hood body 2a can comprise several flat textile materials.
  • the textile sheet materials can be arranged one after the other and / or one above the other.
  • the respective flat textile materials can each be specially designed or each have special functions or properties. Through special selection and coordination of the underlying textile materials, the hood can be equipped with additional properties or customized.
  • the hood 1, in particular the hood body 2a has a first flat textile material (first textile material) 2c, in particular a cover material (outer fabric), as shown in FIGS. 8A and 8B.
  • the first flat textile material 2c is arranged on the side of the hood 1, in particular the hood body 2a, facing away from the user when it is worn and / or in use.
  • the first flat textile material 2c in particular a cover material
  • the first flat textile material 2c is a knitted fabric, in particular a knitted fabric
  • Tissue In particular a knitted fabric
  • Non-woven fabric or textile composite in particular as a knitted fabric or woven fabric, preferably as a woven fabric, is formed.
  • the first flat textile material 2c in particular cover material, at least one type of yarn, twisted thread, thread and / or fiber is selected from the group of natural materials and synthetic materials, preferably selected from the group of cotton ; Wool; Linen; Polyesters; Polyolefins, polyvinyl chlorides; Polyvinylidene chlorides; Acetates, especially cellulose acetates; Triacetates, especially cellulose triacetates; Polyacrylic; Polyamides; Polyvinyl alcohols; Polyurethanes; Polyvinyl esters; Viscose; and mixtures or combinations thereof, preferably cotton.
  • the first flat textile material 2c in particular cover material, has an oleophobic and / or hydrophobic finish and / or coating.
  • the first flat textile material 2c, in particular cover material has a fire-retardant and / or flame-retardant finish and / or coating.
  • the first flat textile material 2c which is used in particular as a cover material, can be made resistant and equipped with additional properties, for example with regard to water-repellent properties and with regard to repellent properties against poisonous or warfare agents (so that these already to a certain extent be kept from the covering material).
  • the edge section 5 is formed by the first flat textile material 2c.
  • the same flat textile material can be used for the upper material of the hood 1 on the one hand and the edge section 5 on the other hand.
  • the edge section 5 is formed by an independent sheet material or by a separate cut of the sheet material (cf., for example, FIG. 8A or FIG. 8B). For this, reference can be made to the statements above.
  • the hood 1, in particular the hood body 2a has a second flat textile material (second textile material) 2d, in particular filter material (inner material, inner lining).
  • second textile material 2d in particular filter material (inner material, inner lining).
  • the second flat textile material 2d can be arranged on the side of the hood 1, in particular of the hood body 2a, facing the user when it is worn and / or in use.
  • the second flat textile material 2d can be more specific with regard to the provision Properties, such as adsorptive properties or the like, be specially designed or equipped.
  • the second flat textile material 2d can, in particular, have a multilayered and / or multilayered design.
  • the second flat textile material 2d can consequently have or consist of the materials described below:
  • the second textile planar material 2d is a base textile material in
  • the basic textile material according to the invention can in particular at least one type of yarn, twisted thread, thread and / or fiber selected from the group of natural substances and synthetic substances, preferably selected from the group of cotton; Wool; Linen; Polyesters; Polyolefins, polyvinyl chlorides; Polyvinylidene chlorides; Acetates, especially cellulose acetates; Triacetates, in particular
  • the basic textile material can in particular also have a material, in particular in the form of yarns and / or twisted threads and / or threads, with elastic and / or reversibly stretchable properties.
  • the second textile sheet material 2d can also be a
  • a knitted fabric as such is characterized in particular by high extensibility, which makes the adaptation of the Hood 1 or hood body 2a is further improved compared to a user.
  • the textile carrier material can contain at least one type of yarn, twisted thread, thread and / or fiber selected from the group of natural substances and
  • Synthetic fabrics preferably selected from the group of cotton; Wool; Linen; Polyesters; Polyolefins, polyvinyl chlorides; Polyvinylidene chloride; Acetates, especially cellulose acetates; Triacetates, especially cellulose triacetates; Polyacrylic; Polyamides; Polyvinyl alcohols; Polyurethanes; Polyvinyl esters; Viscose; and their mixtures or
  • Combinations preferably polyamide, have.
  • the second textile sheet material 2d is an adsorbent which adsorbs chemical poisons and / or warfare agents, in particular a material based on activated carbon, preferably in the form of activated carbon particles in grain form ("grain carbon”) or spherical form (“spherical carbon”) , has and / or is equipped with it.
  • the hood 1 can be equipped with adsorptive properties against poisonous or warfare agents, so that an excellent protective property is also guaranteed.
  • the adsorbent is fixed to the carrier textile material and / or the base textile material by means of an adhesive applied in particular discontinuously, preferably in punctiform fashion.
  • the mean diameter of the adsorbent particles, in particular the activated carbon particles is 0.01 to 2 mm, preferably 0.05 to 1 mm, preferably 0.1 to 0.5 mm.
  • the adsorbent particles in particular the activated carbon particles, are used in an amount in the range from 40 to 250 g / m 2 , in particular 50 to 180 g / m 2 , preferably 55 to 130 g / m 2 .
  • the activated carbon can be obtained by carbonization and subsequent activation of a synthetic and / or non-natural-based starting material, in particular based on organic polymers.
  • the activated carbon can be obtained from a starting material based on organic polymers, in particular based on sulfonated organic polymers, preferably based on divinylbenzene-crosslinked polystyrene, preferably based on styrene / divinylbenzene copolymers, in particular by carbonization and subsequent activation of the starting material.
  • the divinylbenzene content in the starting material can be in the range from 1% by weight to 20% by weight, in particular 1% by weight to 15% by weight, preferably 1.5% by weight to 12% by weight , 5% by weight, preferably 2% by weight to 10% by weight, based on the starting material.
  • the starting material can be an ion exchange resin, in particular of the gel type, containing sulfonated and / or sulfonic acid groups in particular.
  • the activated carbon can in particular be a polymer-based spherical activated carbon (PBSAC; polymer-based spherical activated carbon) and / or the activated carbon being a polymer-based spherical activated carbon (PBSAC).
  • PBSAC polymer-based spherical activated carbon
  • PBSAC polymer-based spherical activated carbon
  • the second textile planar material 2d can in particular be constructed in such a way that the adsorption material is arranged between the base textile material on the one hand and the carrier textile material on the other hand.
  • the particle sizes of the adsorbent particles are concerned, this can be determined in particular on the basis of the method according to ASTM D2862-97 / 04.
  • the aforementioned particle sizes can be determined using determination methods based on sieve analysis, X-ray diffraction, laser diffractometry or the like. The respective determination methods are well known as such to the person skilled in the art, so that no further explanations are required in this regard.
  • the activated carbon used can in principle be obtained by known processes of the prior art:
  • spherical sulfonated organic polymers in particular based on divinylbenzene-crosslinked polystyrene, are carbonized and then activated to give the activated carbon in question, in particular as mentioned above.
  • Activated carbons used in the context of the present invention are generally commercially available or commercially available.
  • activated carbons can be used, which are sold, for example, by Blücher GmbH, Erkrath, Germany.
  • the hood 1, in particular the hood body 2a can be an elastic and / or in particular elastic and / or edge-side to and / or on the field of view opening 2b and / or adjacent to the edge portion 5 and / or the sealing element 4 have reversibly stretchable further inner material.
  • the inner material is arranged in the worn or in use state in particular on the (inner) side of the head hood 1 facing the user, in particular in a plane with the second flat textile material 2d.
  • the further inner material can also be applied to the second flat textile material 2d, for example by sewing on or the like.
  • the further inner material should be designed to be elastic or reversibly stretchable.
  • a textile material can be used for this.
  • a textile material based on and / or in the form of the second flat textile material 2d, as described above, can preferably be used.
  • the inner material is at least substantially ring-shaped and / or extends at least substantially completely along the field of view opening 2b.
  • the inner material has an undersize, in particular in relation to the length and / or the circumference of the field of view opening 2b and / or in particular in relation to the length and / or the circumference of the edge section 5 and / or of the sealing element 4.
  • the hood 1, in particular the hood body 2a is designed to be gas-permeable, in particular air-permeable, and / or water-vapor-permeable.
  • the hood 1, in particular the hood body 2a can have a gas permeability, preferably air permeability, in particular determined according to DIN EN ISO 9237 (ie DIN EN ISO 9237: 1995-12) and / or in particular determined at 100 Pa, of at least 500 l / m 2 -min, preferably at least 1,000 l / m 2 -min, preferably at least 2,000 l / m 2 -min, particularly preferably at least 3,000 l / m 2 -min.
  • a gas permeability preferably air permeability, in particular determined according to DIN EN ISO 9237 (ie DIN EN ISO 9237: 1995-12) and / or in particular determined at 100 Pa, of at least 500 l / m 2 -min, preferably at least 1,000 l / m 2 -min, preferably at least 2,000 l / m 2 -min, particularly preferably at least 3,000 l / m 2 -min.
  • the hood 1, in particular the hood body 2a is designed to be water vapor permeable.
  • the hood 1, in particular the hood body 2a can have a water vapor resistance R et under stationary conditions at 20 ° C of at most 18 (m 2 -Pascals) / watt, in particular at most 14 (m 2 -Pascals) / watt, preferably at most 9 ( m 2 -Pascals) / watt, particularly preferably at most 4 (m 2 -Pascals) / watt.
  • the water vapor transmission resistance R et can in particular according to DIN EN 31 092: 1993 or according to the international standard ISO 11092 of February 1994 ("Textiles - physiological effects, measurement of heat and water vapor transmission resistance under stationary conditions (sweating guarded-hotplate test)" be measured.
  • the hood 1, in particular the hood body 2a, according to the invention can be designed to be openable, in particular by means of an opening element 10. This makes it easier to put on and take off the hood 1. According to the invention, it can thus be provided in particular that the head hood 1, in particular the hood body 2a, has an opening element 10, in particular for opening the head hood 1, in particular the hood body 2a.
  • the opening element 10 can open into the visual field opening 2b, in particular into a lateral and / or lower section and / or region of the visual field opening 2b.
  • the opening element 10 can also open into the lower opening, in particular into the opening of the hood 1, in particular the hood body 2a, which accommodates the upper body of a user when it is worn and / or in use.
  • the opening element 10 can extend from the visual field opening 2b, in particular from a lateral and / or lower section and / or area of the visual field opening 2b, to the lower opening, in particular to the opening that receives the upper body of a user in the wearing and / or application state , the hood 1, in particular the hood body 2a, extend.
  • the hood 1 is designed to be openable over its entire surface, so to speak.
  • the opening element 10 can be formed by an opening element of an underlying protective clothing item. For example, a front zipper of a protective jacket can be continued up to the face money opening 2b.
  • the opening element 10 can be a Velcro fastener and / or a zip fastener, in particular a zip fastener.
  • the opening element 10 can be provided and / or covered at least in regions and / or sections, preferably completely, with an overflow and / or with an underflow.
  • the step over and / or the under step can include or be formed from the textile material forming the hood 1, in particular based on the first flat textile material 2c and / or the second flat textile material 2d.
  • the underlap and / or the overlap can be closed by means of a Velcro fastener or the like and / or can be placed on the hood 1, in particular on the hood body 2a.
  • the sealing element 4 can also behave such that the sealing element 4 is designed and / or arranged to overlap in the area of the mouth of the opening element 10 in the field of view opening 2b and / or in the area of the interruption by the opening element 10.
  • the respective ends of the sealing element 4 can be designed and / or arranged to overlap one another in the region of the mouth of the opening element 10 in the visual field opening 2b. This also ensures a good seal.
  • the hood 1, in particular the hood body 2a can also be designed to be closed and / or non-openable.
  • the edge section 5 and / or the sealing element 4 can be configured completely around the field of view opening 2b and / or not interrupted and / or closed and / or continuous.
  • the hood 1 can be part of a piece of protective clothing 11, in particular an NBC protective clothing (CBRN protective clothing), preferably for the civil and / or military sector, as illustrated in FIG. 7.
  • the hood 1 can be firmly (permanently) and / or non-detachably connected to the protective clothing item 11.
  • the hood 1 can also be detachably and / or detachably connected to the protective clothing item 11, in particular by means of a zip fastener and / or Velcro fastener connection.
  • the sealing element 4 can have or comprise a sealing element body 4a or be formed therefrom or from this or be part of a sealing element body 4a, as illustrated in FIGS. 8A and 8B.
  • the sealing element body 4a can be formed exclusively by the sealing element 4.
  • FIG. 8A for example.
  • the sealing element body 4a has at least one further section in addition to the sealing element 4.
  • FIG. 8B for example.
  • the sealing element body 4a having the sealing element 4 and the further section is at least substantially L-shaped or U-shaped.
  • the sealing element body 4a having the sealing element 4 and the further section can enclose or enclose an edge region of the flat textile material (s) 2c, 2d of the hood 1, in particular the hood body 2a, and / or the edge section 5, as is also shown in FIG Figure 8B illustrates. This ensures an additional sealing effect, especially in the edge-side transition area to the hood 1, for example, with regard to the prevention of the entry of poisonous and harmful substances between the first flat textile material 2c and the second flat textile material 2d.
  • the surface (sealing surface) of the sealing element 4 resting on the respiratory protective mask 3 when it is worn and / or in use is at least 50%, in particular at least 60%, preferably at least 70%, preferably at least 80%, particularly preferably at least 90%, very particularly preferably at least 95%, even more preferably at least 99%, based on the total area of the sealing element 4 facing in the wearing and / or application state of the respiratory protective mask 3.
  • the surface (sealing surface) of the sealing element 4 lying against the respiratory protective mask 3 when it is worn and / or in use is 50% to 100%, in particular 55% to 99%, preferably 60% to 98%, preferably 70% % to 97%, particularly preferably 80% to 96%, based on the total area of the sealing element 4 facing the respiratory protective mask 3 when it is worn and / or in use.
  • connection of edge section 5, sealing element 4 or hood 1 by means of at least one connecting device 12, in particular a connecting seam, can be made.
  • edge section 5 with the hood 1 and / or the sealing element 4 by means of at least one connecting device 12, preferably a single one
  • Connection device 12 is connected.
  • the sealing element 4 with the hood 1 and / or the edge section 5 by means of at least one connecting device 12, preferably a single
  • Connection device 12 is connected. Further refinements, modifications, variations, modifications, special features and advantages of the present invention can be readily recognized and implemented by those skilled in the art when reading the description, without departing from the scope of the present invention.
  • one goal of NBC protective clothing is to offer a wearer or user optimal protection against hazardous substances, so that the user on the one hand can carry out his activities unhindered and on the other hand is protected as well as possible.
  • Possible hazard scenarios can arise from accidents, terrorist attacks or armed military conflicts that are in a constant state of change.
  • the frequency of dangerous situations occurring worldwide, in which gaseous or liquid chemical pollutants come into contact with the unprotected skin of people in the danger area and can thus cause unwanted irreversible injuries or even death of these people, is increasing. Therefore, wearing appropriate protective equipment, in particular in the form of protective clothing and a breathing mask, is indicated or necessary for such dangerous situations.
  • protection against military agents and industrial hazards, in which toxic industrial chemicals (TICs) are released is of growing importance; such protection can also be ensured within the scope of the present invention.
  • a critical factor that contributes to the protective performance of the protective system are the interfaces that represent the contact areas between the protective clothing and in particular the corresponding hem and the additional protective devices that cover the remaining body regions such as feet, hands and head / face.
  • the interfaces are particularly in the area of the pants ends and the Foot protection, jacket and pants, sleeves and hand protection and head and breath protection are located.
  • a focus is placed in particular on the particularly critical point or the transition area between a hood or head protection and a respiratory protection mask.
  • the hood or the head protection, as this (r) is provided here, can, for. B. as an integrated hood of a jacket or a protective suit and z. B.
  • hood also exist as a separate balaclava-like hood.
  • the adaptation of the hood to the mask body or body is a further special challenge due to the large number of available respiratory protective device models with their numerous different shapes, such as concave and convex zones, as well as different circumferences, although this is also possible within the scope of the present invention.
  • One focus of the present invention is therefore also to be seen in the development and provision of an improved (head) hood / breathing apparatus interface design, in particular for NBC or CBRN protective clothing.
  • protective clothing is also provided which fits the wearing concept of numerous application requirements or user requirements.
  • important aspects such as ergonomic and thermal load-bearing capacity and a high level of protection, are also coordinated with one another against the background of the respective special application or use needs or requirements.
  • an ABC or CBRN protective hood with ergonomic properties is provided, which on the one hand can be used for all respiratory mask types relevant to the market and on the other hand provides increased protective performance.
  • the present invention thus makes it possible to provide an interface solution between the head hood and the respiratory protective device or mask, which prevents the entry or passage of gaseous or liquid pollutants.
  • the evaluation and assessment of the hoods according to the invention with the new designs in this regard are then described.
  • the evaluation approach consists in particular in letting a suitably qualified and experienced person (SQEP) exercise the movement protocol as defined in the NATO standard AEP-38 in the 2012 version.
  • the second step is the evaluation after the neck / head system test in a test chamber with volunteers. The results of these tests are described and discussed below.
  • the solution according to the invention according to which the challenges or problems in the combination of respiratory protection mask and head hood have been solved in a surprising manner, is also illustrated by the following explanations on the structure or design of respiratory protective devices or respiratory masks on the one hand and the head hood provided according to the invention on the other.
  • the structure or design of the mask is important, since this or this has a decisive influence on the achievement of a safe and narrow interface.
  • the following aspects are also of relevance: the shape of the breathing mask on which the hood is to be placed; the areas of the buckles which, for example, hold an optionally provided hairnet; the chin area as well as the mask size.
  • an efficient solution is provided within the scope of the present invention with an efficient and safe sealing of the transition area between the head hood and the respirator, along with a high degree of adaptability to the underlying mask type, so that a large number of different types of respiratory masks with the inventive Solution in terms of high sealing of the interface can be detected.
  • the size and shape of the various models was taken into account to some extent in the design of hoods in the prior art, but the prior art sometimes encountered difficulties with leaks.
  • the respective mask types have z. B. certain circumferences of the mask body and corresponding lengths of the (fixation) rubber bands used in each case.
  • the Avon C50 and FM53 respirators have a relatively large circumference in size M.
  • the sides of the breathing apparatus are adapted to the curve of the face and are therefore very concise in their shape.
  • a rubber band can be attached to the bib-like chin part of the C50 more easily than to the FM53 with its very short chin part, which can also deform, which can lead to wrinkles under pressure.
  • the side buckles, the relatively short chin section of the FM53 and the curved sides of the C50, for example, can be cited as critical points which can make it more difficult for a hood to fit tightly.
  • the Dräger M2000 mask has a relatively small circumference for all sizes. This mask has a rather narrow shape, but less pronounced bulges than the Avon masks (C50 and FM53).
  • a relevant area of the M2000 mask is its chin area, which is designed to be relatively short, which can sometimes lead to an increased probability that a headgear seal lying on it will slip or slip off when the user moves.
  • the hood according to the invention shows excellent properties with regard to sealing, adaptation and attachment (prevention of slipping).
  • the problems of headgear of the prior art are overcome, which are associated with different sizes of protective clothing, and in particular what related hood or balaclava cutouts or openings, closures of the hood opening or the hood edge or a related field of view opening is concerned.
  • the hood according to the invention can be used in a uniform size or design for a large number of items of protective clothing.
  • the sealing element in addition to the special combination or formation of the seam or edge area for the field of view opening, namely on the basis of the sealing element on the one hand and a special edge section with tension element on the other hand, the sealing element can be additionally attached to the Mask bodies are pressed by sealing elements, in particular in the form of cushions or pads, such as gel or air cushions or the like, so that, for example, the lateral shaped areas of a breathing mask, in particular of the aforementioned type, continue to be sealed again.
  • the cushions which have a defined size and shape, can be sewn into the hood, for example, into an annular, stretchable filter material (for example in the form of the further inner material).
  • the possibly provided cushions can be in the worn and / or used state, in particular at the level of the ears or cheeks of the user, in particular at least essentially directly on the border to the sealing element or elastic band.
  • the above-mentioned flexible filter material or the textile materials forming the hood also with regard to the possibly provided additional and in particular annular inner material with undersize, also enable greater elasticity and thus further support of the sealing element or elastic band.
  • the inventive concept with the combination and interaction of the sealing element and the edge section with the tension element also counteracts any undesired lifting of any cushions that may be present, for example in the area of the buckles of a respirator, which in particular run along the user's ears.
  • the present invention also overcomes disadvantages of the prior art, which are associated, for example, with the use of very wide rubber rings (butyl rings) with a narrow ring shape or narrow inner opening as such, as used as sealing bodies.
  • Such a concept of the prior art is associated with a certain, but not always optimal, seal, but due to the closed and narrow ring shape it is sometimes very difficult for a user to pull a balaclava equipped with it over his head with the breathing apparatus on.
  • One of the last pieces of equipment that the user takes off during decontamination is the breathing apparatus. It is therefore only possible to cut open such a (storm) hood and the closure. Failure to do so could cause the respirator to come out of position while attempting to remove the hood.
  • This disadvantage is also not present according to the invention.
  • a uniform outer fabric and a uniform filter material were used for the hoods according to the invention and the related designs, since this makes it easier to compare the designs and the models are not influenced by different materials.
  • special processing was used.
  • An outer jacket material and a filter material were selected for this.
  • Established combinations and materials were used in the area of surface materials. These materials are tested and established and used in standard one-piece and two-piece designs.
  • the outer fabric was flame resistant and oil and water repellent.
  • the cotton fabric was woven in a twill weave.
  • the diagonal body ridge in the Z direction is characteristic. In this weave, the connection points are laterally offset and arranged adjacent to one another. This twill weave is very tightly woven and has good mechanical strength and durability.
  • the fabric has a soft feel.
  • the textile filter material used for the respective hoods was a multi-layer laminate.
  • the inner component consists of 88% cotton and 12% elastane and is a knitted fabric. This is followed by an adsorption layer and a carrier material or a carrier layer consisting of 100% polyamide, also as a knitted fabric.
  • the hoods listed in the context of the present invention on the basis of the present exemplary embodiments and the relevant designs have been produced with this filter material.
  • the evaluation also plays a very important role in determining whether the product according to the invention meets the respective requirements, for example also whether it is safe and comfortable with regard to the granting of freedom of movement and whether it is a allows the user to carry out the task unhindered.
  • the evaluation of the presented design solutions took place in two stages: First, exercises were carried out according to the AEP-38 movement protocol in order to verify the good and reliable fit of the hood / mask interface. In addition, a test of the entire system was carried out in a test chamber environment with a simulant. In particular, the investigations relate to exercises with the aforementioned breathing masks and hoods according to the invention.
  • test runs were carried out in accordance with the procedures and requirements as also listed below.
  • hoods according to the invention were tested on different types of respiratory protection mask. The selection of the designs tested was made depending on the size of the two volunteers.
  • PADs samplers or sensors
  • Table 1 The results show the protection factor and the protective properties of the evaluated hood models with the corresponding respiratory protective devices and the arrangement of the samplers (PADs).
  • Table 2 shows the test results of Run 1.
  • the protection factor has a value of 1, it means that the simulant (methyl salicylate, MeS) has penetrated the entire sampler (PAD) (so that the simulant could pass through the suit at an open point). If the protection factor has a value greater than 100, this means that the sampler or the pad was exposed to MeS, but to such an extent that the user would not be in danger of death.
  • Table 3 shows the test results of runs 2 and 3 with the hoods according to the invention with zipper and the balaclavas according to the invention. The first two columns from the left show that all samplers (PADs) are working and that the protective properties are overall comparable.
  • Table 3 The balaclava or balaclava according to the invention with the FM53 respirator shows a very high average protection factor, especially since there is no closure in the balaclava.
  • the other models also have good protective properties.
  • the present invention is accompanied by a significant improvement in the protective properties of the inventive head hood or balaklava, in particular in connection with the universal applicability, which was not given in the prior art.
  • the need for safe head protection and an easier and faster donning and doffing process is constantly increasing. This development is therefore important for providers and users of protective equipment as a whole.
  • the present invention also provides a corresponding solution for this.
  • test set-up or procedure was chosen to investigate the protective performance or to test the items of clothing in order to reduce complexity and to ensure standardization.
  • the chemical safety test includes a "laid drop" test, in which the surface of a test specimen mounted in test cells is gentle is covered with droplets of a hazardous substance simulant, so that the hazardous substance accumulates over time through permeation processes.
  • a contamination density of 10 g / m 2 in the form of 1 pL droplets is often chosen in a 24-hour test.
  • Miniaturized chemical drug monitors can be used to monitor the permeation of drug vapor.
  • the liquid permeation is typically given in pg / cm 2 , the vapor permeation in doses. This corresponds to the average breakthrough concentration multiplied by the duration and is given in mg * min / m 3 .
  • TIC toxic industrial chemicals
  • the "man-in-simulanf'-Jesi” is the primary method used by the military to assess clothing ensembles for protection against chemical and biological warfare agents.
  • the MIS test has been included in the current editions of the National Fire Protection Association (NFPA).
  • NFPA National Fire Protection Association
  • ASTM has developed a new test method (ASTM F 2588-06) for the assessment of protective ensembles according to MIST.
  • Other relevant test methods are described in the standards of the International Organization for Standardization (ISO).
  • the main differences between the test methods lie in the choice of the effective test substance (e.g. sulfur hexafluoride, methyl salicylate) and the training protocol for the test subjects.
  • the effective test substance e.g. sulfur hexafluoride, methyl salicylate
  • the test subject Over a defined period of time, the test subject carried out a standard movement protocol in the test chamber, the air of which was loaded with a certain MeS vapor concentration.
  • the MeS which could possibly penetrate the suit material or get into the suit through openings, was adsorbed on the PADs and then analyzed.
  • the breakthrough doses measured on the various body regions and the local protective factors that can be calculated from them were output.
  • the test subjects are equipped with a core temperature and heart rate monitor during the tests, whereby the data obtained from them can also be used to obtain an indication of the thermal stress caused by the suit during the test.
  • the test chamber consisted of a wind tunnel with a length of 18 m and with a closed circuit.
  • the test chamber had 9 fans, arranged in 3 rows of 3 fans each.
  • the chamber temperature could be set between 15 ° C and 35 ° C.
  • MeS was used as an irritant or simulant.
  • the steam was generated in a controlled evaporator mixer behind the exposure area so that the entire length of the tunnel could be used to mix the steam with the test room atmosphere.
  • the concentration was continuously and simultaneously monitored by a gas chromatograph with a flame ionization detector. While the concentration was being built up or the chamber was being flushed, the subject was not present in the chamber.
  • the penetrated or penetrated MeS vapor was determined by passive adsorption using passive samplers (PADs), which consisted of an impermeable polymer carrier and a polyethylene top layer. The two layers are heat sealed together so that they form a kind of pocket which is filled with 80 mg Tenax TA 60/80 mesh.
  • the methyl salicylate (MeS) penetrates the polyethylene layer at a certain speed and is adsorbed by the Tenax.
  • the uptake rate of the PADs was measured in a separate PAD determination at low concentrations of MeS.
  • the amount of MeS adsorbed on the samplers was analyzed by means of thermal desorption and gas chromatography.
  • the amount on the passive sampler was converted into the penetrated dose, expressed in ml / min, using the uptake rate of the sampler.
  • the measured penetration doses were standardized to the specified stimulus dose, expressed in mg * min / m 3 , especially since the actual test conditions (concentration and exact duration) can sometimes deviate slightly from the desired settings.
  • test results were reported as the protection factor provided by the garment at a specific location on the body.
  • the protection factors were also determined on the basis of the standardized penetration dose.
  • the sampler pattern defined in AEP-38 in the 2012 version was used, ie some additional samplers were placed compared to the original ASTM F2588 sampler pattern.
  • the movement protocol was carried out in accordance with AEP-38 in the 2012 version as follows: a) Movement of weights: Two 2.5 kg weights are repeatedly lifted from a shelf (at waist height) and placed on the floor. Then a standing position is taken. The weights are picked up again and put back on the shelf. The right side of the test person is aligned in the direction of the wind. b) Sitting (facing the wind). c) Jumping Jacks: A jumping jack is performed about every 2 seconds, and every few seconds the test person changes his position so that another section of his body is facing the wind.
  • I hood especially in the form of a hood or balaclava

Landscapes

  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Abstract

L'invention concerne un couvre-chef qui se présente en particulier sous la forme d'une capuche ou d'une cagoule et qui est de préférence destiné à des vêtements de protection, en particulier des vêtements de protection NBC, de préférence pour le domaine civil et/ou militaire.
PCT/EP2019/083411 2019-09-09 2019-12-03 Couvre-chef, en particulier capuche ou cagoule, pour vêtement de protection WO2021047789A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP19813328.2A EP3996818B1 (fr) 2019-09-09 2019-12-03 Couvre-chef, en particulier capuche ou cagoule, pour vêtement de protection
US17/641,652 US20220323798A1 (en) 2019-09-09 2019-12-03 Headgear, in particular a hood or a balaclava, for protective clothing
DE202019107081.1U DE202019107081U1 (de) 2019-09-09 2019-12-18 Kopfhaube, insbesondere Kapuze oder Balaklava, für Schutzbekleidung

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EPPCT/EP2019/025301 2019-09-09
EP2019025301 2019-09-09
EPPCT/EP2019/025304 2019-09-10
EP2019025304 2019-09-10

Publications (1)

Publication Number Publication Date
WO2021047789A1 true WO2021047789A1 (fr) 2021-03-18

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PCT/EP2019/083411 WO2021047789A1 (fr) 2019-09-09 2019-12-03 Couvre-chef, en particulier capuche ou cagoule, pour vêtement de protection

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WO (1) WO2021047789A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4212213A1 (fr) * 2022-01-17 2023-07-19 Seyntex Revêtement cbrn

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446530A (en) * 1945-09-20 1948-08-10 Grazia Joseph De Expansible hood
DE4304026A1 (en) 1992-02-28 1993-09-02 Hasso Von Bluecher Exhausted granular organic ion exchange resins disposal for useful active carbon - by converting to carbon@ pellets by carbonising in mainly inert atmos. and activating in oxidising atmos. for cation exchange styrene] acrylic] acid resin
DE4328219A1 (de) 1993-08-21 1995-02-23 Hasso Von Bluecher Aktivkohlekügelchen aus Ionenaustauschern
DE19600237A1 (de) 1995-01-11 1996-07-18 Bluecher Hasso Von Verfahren zur Herstellung von körniger Aktivkohle
WO2004105880A1 (fr) 2003-06-02 2004-12-09 BLüCHER GMBH Capuche pour vetement de protection
DE10327994A1 (de) 2003-06-02 2005-01-05 BLüCHER GMBH Kapuze für Schutzbekleidung
DE202004019969U1 (de) * 2004-12-24 2005-02-24 Texplorer Gmbh Kapuze zum Schutz gegen chemische und biologische Schadstoffe
WO2005049147A1 (fr) * 2003-10-22 2005-06-02 BLüCHER GMBH Vetement de protection nbc
EP1859837A2 (fr) * 2006-05-23 2007-11-28 Blücher GmbH Vêtement de protection contre les menaces ABC comprenant une fonction de renouvellement d'air ameliorée.
EP1918022A1 (fr) 2006-10-12 2008-05-07 Blücher GmbH Adsorbants haute puissance à base de charbon actif ayant une microporosité élevée
US7737038B2 (en) 2006-02-09 2010-06-15 Samsung Electronics Co., Ltd. Method of fabricating semiconductor device including planarizing conductive layer using parameters of pattern density and depth of trenches
DE102012007502A1 (de) 2011-10-18 2013-04-18 BLüCHER GMBH Kapuze für ein Kleidungsstück oder als Bestandteil eines Kleidungsstücks
DE202014102072U1 (de) * 2014-04-15 2015-08-13 BLüCHER GMBH Balaklava und CBRN-Schutzanzug
WO2017013418A1 (fr) * 2015-07-20 2017-01-26 Devol Kitchens Ltd Combinaison de protection personnelle

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446530A (en) * 1945-09-20 1948-08-10 Grazia Joseph De Expansible hood
DE4304026A1 (en) 1992-02-28 1993-09-02 Hasso Von Bluecher Exhausted granular organic ion exchange resins disposal for useful active carbon - by converting to carbon@ pellets by carbonising in mainly inert atmos. and activating in oxidising atmos. for cation exchange styrene] acrylic] acid resin
DE4328219A1 (de) 1993-08-21 1995-02-23 Hasso Von Bluecher Aktivkohlekügelchen aus Ionenaustauschern
DE19600237A1 (de) 1995-01-11 1996-07-18 Bluecher Hasso Von Verfahren zur Herstellung von körniger Aktivkohle
EP1628713A1 (fr) 2003-06-02 2006-03-01 Blücher GmbH Capuche pour vetement de protection
DE10327994A1 (de) 2003-06-02 2005-01-05 BLüCHER GMBH Kapuze für Schutzbekleidung
WO2004105880A1 (fr) 2003-06-02 2004-12-09 BLüCHER GMBH Capuche pour vetement de protection
US20060117470A1 (en) 2003-06-02 2006-06-08 Blucher Gmbh Hood for protective garment
WO2005049147A1 (fr) * 2003-10-22 2005-06-02 BLüCHER GMBH Vetement de protection nbc
DE202004019969U1 (de) * 2004-12-24 2005-02-24 Texplorer Gmbh Kapuze zum Schutz gegen chemische und biologische Schadstoffe
US7737038B2 (en) 2006-02-09 2010-06-15 Samsung Electronics Co., Ltd. Method of fabricating semiconductor device including planarizing conductive layer using parameters of pattern density and depth of trenches
EP1859837A2 (fr) * 2006-05-23 2007-11-28 Blücher GmbH Vêtement de protection contre les menaces ABC comprenant une fonction de renouvellement d'air ameliorée.
EP1918022A1 (fr) 2006-10-12 2008-05-07 Blücher GmbH Adsorbants haute puissance à base de charbon actif ayant une microporosité élevée
DE102012007502A1 (de) 2011-10-18 2013-04-18 BLüCHER GMBH Kapuze für ein Kleidungsstück oder als Bestandteil eines Kleidungsstücks
DE202014102072U1 (de) * 2014-04-15 2015-08-13 BLüCHER GMBH Balaklava und CBRN-Schutzanzug
DE102014106193A1 (de) 2014-04-15 2015-10-15 BLüCHER GMBH Balaklava und CBRN-Schutzanzug
WO2017013418A1 (fr) * 2015-07-20 2017-01-26 Devol Kitchens Ltd Combinaison de protection personnelle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4212213A1 (fr) * 2022-01-17 2023-07-19 Seyntex Revêtement cbrn
WO2023134961A1 (fr) 2022-01-17 2023-07-20 Seyntex Combinaison cbrn

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