EP3177163B1 - Casque de protection - Google Patents

Casque de protection Download PDF

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Publication number
EP3177163B1
EP3177163B1 EP15771846.1A EP15771846A EP3177163B1 EP 3177163 B1 EP3177163 B1 EP 3177163B1 EP 15771846 A EP15771846 A EP 15771846A EP 3177163 B1 EP3177163 B1 EP 3177163B1
Authority
EP
European Patent Office
Prior art keywords
protective
helmet
protective shell
head
forehead
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP15771846.1A
Other languages
German (de)
English (en)
Other versions
EP3177163A2 (fr
Inventor
Peter Staudinger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rosenbauer International AG
Original Assignee
Rosenbauer International AG
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 Rosenbauer International AG filed Critical Rosenbauer International AG
Priority to SI201530687T priority Critical patent/SI3177163T1/sl
Priority to PL15771846T priority patent/PL3177163T3/pl
Publication of EP3177163A2 publication Critical patent/EP3177163A2/fr
Application granted granted Critical
Publication of EP3177163B1 publication Critical patent/EP3177163B1/fr
Priority to HRP20190626TT priority patent/HRP20190626T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/10—Linings
    • A42B3/14—Suspension devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/10—Linings
    • A42B3/14—Suspension devices
    • A42B3/145—Size adjustment devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/08—Chin straps or similar retention devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/18—Face protection devices
    • A42B3/22—Visors
    • A42B3/221—Attaching visors to helmet shells, e.g. on motorcycle helmets
    • A42B3/222—Attaching visors to helmet shells, e.g. on motorcycle helmets in an articulated manner, e.g. hinge devices

Definitions

  • the invention relates to a protective helmet for the human head, as stated in claim 1.
  • a generic protective helmet which comprises a hard helmet shell and an inner structure connected to the helmet shell.
  • the inner structure comprises a headband, which is adjustable by a rotary knob in the width.
  • the headband is connected by six suspension points with flexible straps, so that the head can be accommodated in this internal structure.
  • the inner structure is connected by laterally attached to the headband mounting tabs with the helmet shell fixedly arranged holding lugs.
  • the in the US 4,888,831 A described embodiment has the disadvantage that the helmet is only partially adaptable to the different head sizes of different users, or that is reduced by an adaptation to a different head size of the wearer comfort of the helmet.
  • the protective helmet comprises an outer helmet formed by a helmet shell and a head receiving internal structure or an interior.
  • the inner structure or the interior comprises in turn an outer, over the head circumference trained support frame and arranged within this headband.
  • the headband is arranged distanced in the radial direction of the support frame and adjustably connected by means of four distributed over the circumference arranged band elements with the support frame.
  • the individual band elements can be connected in mutually different position with the support frame.
  • the position of the Schwerpunks the helmet shell can be relocated relative to the interior or the interior.
  • the US 2001/047679 A1 describes a further embodiment of a protective helmet, which formed from a front and a rear helmet shell part helmet shell and a with the helmet shell comprises connected interior construction.
  • the inner structure is held together with one of the two helmet shell parts in its relative position with respect to the other helmet shell part on this adjustable.
  • the position of the center of gravity of the helmet shell can be relocated relative to the internal structure or the interior.
  • the EP 2 462 826 A2 describes a hinge assembly for a welding mask, a face shield or a protective helmet with a headband.
  • the welding mask, the face shield or the protective helmet is held in its position relative to the headband located at the head of the user adjustable.
  • the position relative to the head of the user can be adjusted from a position closer to the user to a position further away from the user.
  • a headgear comprising a protective visor, a connection assembly and a headband
  • the protective visor can be adjusted by means of the connection arrangement in its relative position with respect to the headband and thus with respect to the head of the user from a user closer to the user in a position further away from the user.
  • the present invention has for its object to provide an improved protective helmet, which is well adapted to the different head sizes of different users, while offering good comfort.
  • a protective helmet for the human head which comprises an outer protective shell and an inner support structure.
  • the support structure has a headband defining a headband and a top head rest.
  • the support structure on the headband on a Stirnfactseite and a Schunfactamseite, wherein the support structure is attached to the protective shell by means of at least one force-transmitting connection device.
  • a Leksverstellmechanismus is arranged, with which Leksverstellmechanismus the protective shell relative to the support structure in the direction of the front side or in the direction of the Schukopfamseite is adjustable.
  • the longitudinal adjustment mechanism comprises a Bracket, which bracket extends from both sides of the temple on the Stirnfactseite and the bracket is connected in the region of the temple sides in each case by a positive and / or non-positive connection arrangement with the protective shell.
  • the bracket has at least a first coupling element, which cooperates with at least one second coupling element on the support structure.
  • An advantage of the embodiment of the invention is that the center of gravity of the protective helmet can be varied by the adjustment of the protective shell relative to the support structure.
  • the protective helmet can be adapted to the needs of a large number of users, so that the protective helmet sits as comfortably as possible on the user's head. This is particularly important for protective helmets which are worn either under harsh environmental conditions or over a longer period of time, as is the case with emergency services such as fire brigades, rescue, civil protection, and so on.
  • a protective helmet which is equipped with various attachments, such as light, infrared camera, visor, neck protection, etc., can be adjusted so that the Center of gravity of the helmet is applied centrally or depending on user request on the user's head.
  • various attachments such as light, infrared camera, visor, neck protection, etc.
  • the protective helmet according to the invention in addition to the use in emergency organizations, even when used in other occupational groups, such as in forestry, construction, industry, in the alpine area, etc., bring with it an advantage, since here the greatest possible comfort and thus the least possible impairment of the user is required. Furthermore, it is advantageous that by using such a bracket, the protective shell can be attached to the support structure and while the support structure is displaceable relative to the protective shell. In addition, the support structure can be supported dimensionally stable in the bracket so that the helmet has a good fit and can be attached to the head of the user so that it does not slip as possible. The fact that the support structure and the bracket are interconnected by coupling elements, the support structure can be easily removed from the helmet to be able to clean about the helmet shell of the helmet well.
  • two first coupling elements can be arranged symmetrically with respect to a middle plane of the helmet on the bracket in the region of the front receiving side and to interact with two second coupling elements which are arranged on the supporting structure, in particular on the outer side of the headband.
  • the advantage here is that a force possibly acting on the protective shell can be transmitted symmetrically symmetrically to the support structure and thus on the head by the use of symmetrically arranged with respect to the helmet center plane coupling elements.
  • a possibly acting on the protective shell force can be derived as gently as possible for the user.
  • the bracket in the region of the temporal sides in each case at least one, substantially parallel to a Oberkopfauflageebene aligned and projecting in the direction of the protective shell, first web, which engages in a groove arranged in the protective shell, whereby the bracket relative is taken longitudinally displaceable with respect to the protective shell.
  • the advantage here is that a longitudinal guide can be created by such a groove connection through which the protective shell can be easily moved relative to the bracket and thus to the support structure.
  • the helmet is given additional stability, so that forces acting on the protective helmet can be well intercepted, whereby damage to the protective helmet is obstructed, and thus personal safety is increased.
  • the stirrup it is possible for the stirrup to have at least one second web arranged at an angle with respect to the first web and projecting in the direction of the protective shell, which optionally engages in one of a plurality of recesses arranged on the protective shell. It is advantageous that the connection between the longitudinally displaceable bracket and protective shell can be further improved by this additional measure, so that an increased torque or increased forces can be transmitted from the protective helmet.
  • the bracket in the region of the two sides of the temple each have at least one enforcement, and in the Protective shell a receiving opening is arranged, wherein a fastening element, in particular a screw, the enforcement projects through and is received in the receiving opening.
  • a fastening element in particular a screw
  • the connection between the longitudinally displaceable bracket and the protective shell can be further improved so that an increased torque or increased forces can be transmitted from the protective helmet.
  • the connection between the bracket and the helmet shell can be fixed in a position selected by the user.
  • the bracket in the region of the two sides of the temple in each case has at least one first attachment receptacle for holding a chin strap.
  • the advantage here is that the chin strap is moved by this measure with the support device when it is adjusted relative to the protective shell. This can be achieved that the chin strap is positioned as well as possible relative to the support device and thus relative to the head of the user so that the safety helmet can be well fixed to the user's head, without the user being disturbed.
  • the bracket in the region of the two sides of the temple in each case has at least one second attachment receptacle for a pivotable protection visor.
  • the advantage here is that the protective visor is moved by this measure with the support device with, if this is adjusted relative to the protective shell. It can thereby be achieved that the protective visor is positioned as well as possible relative to the support device and thus relative to the head of the user, so that the protective effect of the protective visor is as large as possible.
  • the headband of the support structure is adjustable on the back of the head receiving side by a Weitenverstellmechanismus in its scope, whereby the head receiving opening is variable in size.
  • the advantage here is that the helmet is thereby as variable as possible adapted to different users. If the size of the head receiving opening is adjusted by the width adjustment mechanism, it may happen that the center of gravity of the protective helmet shifts. This can optionally be compensated by the L jossverstellmechanismus.
  • a combination of Weitenverstellmechanismus and Lijnsverstellmechanismus contributes to the fact that the helmet is as possible adapted to the needs of a user, whereby the wearing comfort can be increased.
  • the Weitenverstellmechanismus may include a gear which engages in two overlapping end portions of the headband, wherein the gear may optionally be articulated via a transmission by means of a drive shaft on which drive shaft engages a thumbwheel, wherein the drive shaft a may have polygonal cross-section, so that the setting wheel is displaceable relative to the drive shaft in the direction of a longitudinal axis of the drive shaft.
  • the Weitenverstellmechanismus remains adjustable by this measure, so that the fit of the support structure can be adjusted as well as possible to achieve a comfortable fit of the helmet.
  • the circumferential headband has at least one coarse adjustment mechanism, preferably two coarse adjustment mechanisms, which are or are preferably arranged in the area of the temporal side of the headband.
  • the advantage here is that such a Grobverstellmechanismus the size of the head receiving opening in addition can be regulated.
  • the coarse adjustment mechanism additionally has all further advantages which have already been mentioned in the width adjustment mechanism.
  • the headband in the region of the at least one Grobverstellmechanismuses a first and a second headband area which are facing each other and are connected to each other by a positive locking element.
  • the advantage here is that thereby the Grobverstellmechanismus is simple, whereby the user-friendliness can be increased.
  • a breakthrough is formed in the first headband area and a taper is provided in the second headband area, wherein the taper of the second headband area is guided in the opening of the first headband area, optionally in the first headband area and / or in the second headband area recesses are provided, which cooperate with projections in the other headband area, whereby the positive connection can be produced.
  • the advantage here is that thereby the Grobverstellmechanismus is simple, whereby the user-friendliness can be increased.
  • the headband is connected to the rear head receiving side at least by means of an intermediate piece with the protective shell.
  • the advantage here is that thereby the support structure is well connected to the protective shell, so that a possibly acting on the protective shell force can be transferred to the support structure.
  • an intermediate piece can be achieved that the protective shell can be moved relative to the support structure, without causing the support structure is deformed.
  • the intermediate piece is provided in order to be able to compensate for a change in the distance between the support structure and the protective shell.
  • the intermediate piece is formed as a band-like component, which is approximately centered back with respect to a longitudinal extent by about 180 °, so that a first coupling portion and a second coupling portion of the band-like member are aligned approximately parallel to each other, wherein the first Coupling section is connected to the headband and wherein the second coupling portion with the protective shell connected is.
  • the advantage here is that the intermediate piece is very flexible due to this shape. Thus, an impact force occurring on the helmet shell can be damped by the intermediate piece, whereby the load on the user's head can be reduced.
  • the positive connection is formed by the fact that a projection is formed on the receiving braid, which selectively engages in one of a plurality of arranged on the adjusting ribs recesses.
  • At least one hold-down element is formed on the receiving braid, by means of which at least one of the adjusting straps is guided.
  • Fig. 1 shows a perspective view of a protective helmet 1 which serves to protect the head 2 of a user 3.
  • the protective helmet 1 is designed primarily for users 3, who wear the helmet 1 either under difficult environmental conditions, or over a longer period of time, as is the case with emergency services, such as fire, rescue, civil protection, etc. the case.
  • the protective helmet 1 comprises a protective shell 4, which is preferably formed from a hard and unbreakable material, such as a thermoplastic.
  • the protective shell 4 is designed such that, when the protective helmet 1 is attached to the head 2 of the user 3, it covers at least one upper head region 5 of the user 3.
  • the upper head region 5 is that region of the head 2, which is also referred to as the skullcap.
  • the protective shell 4 is designed such that it also covers an occipital region 6 of the head 2 in the mounted state.
  • a temple region 7 of the head 2 is also covered by the protective shell 4.
  • An end region 8 of the user 3 is preferably partially covered, wherein the protective shell 4 is designed such that at least one eye region 9 is not covered by the protective shell 4.
  • the protective shell 4 is designed such that additional attachments, such as a headlamp 10, a neck guard, etc., can be accommodated on the protective shell 4.
  • FIGS. 2 to 9 show various views of the protective helmet 1, which is shown partially in section or wherein individual components are partially hidden, or are shown in an exploded view in order to describe individual features of the protective helmet 1 can clearly. It is pointed out that in the individual FIGS. 2 to 9 for the same parts and the same reference numerals or component names are used as in the respective preceding figures. In order to avoid unnecessary repetition, reference is made to the detailed description of the respective preceding figures. It should also be mentioned that it may occur for the purpose of an understandable description of the individual features that in the description reference is made to several, and possibly also not numerically ascending listed figures.
  • top, bottom, left or right reference is always made to an orientation of the protective helmet 1, which is placed on the head 2 of a user standing straight and horizontally looking forward.
  • the left and the right side of the protective helmet 1 are the same as the left and the right Head half of the user 3 arranged.
  • Such a horizontal orientation of the protective helmet 1 is for example in Fig. 5 shown.
  • Fig. 2 shows a perspective view of the protective helmet 1, wherein the protective shell 4 is shown cut along a helmet center plane 11, so that a recorded in the protective shell 4 support structure 12 is visible.
  • the support structure 12 serves to accommodate and secure the protective shell 4 on the head 2 of a user 3.
  • the support structure 12 may have various components that may be made of different materials. Preferably, however, a majority of the components of the support structure 12 is made of a thermoplastic, preferably elastic, plastic material.
  • the support structure 12 has a head receiving opening 13, which serves to receive the head 2 of the user 3, whereby the protective helmet 1 can be placed.
  • the head receiving opening 13 is formed by a headband 14 or limited.
  • the protective helmet 1 can be attached to the head 2 of the user 3.
  • the support structure 12 comprises a top head rest 15, which adjoins the circumferential headband 14.
  • the upper head rest 15 serves for vertical fixation of the protective helmet 1 on the head 2 of the user 3.
  • the upper head rest 15 is so designed that it rests on the upper head region 5 of the head 2.
  • a connecting device 18 is formed, by means of which the support structure 12 is connected to the protective shell 4.
  • a Leksverstellmechanismus 19 is formed on the connecting device 18, through which the protective shell 4 can be adjusted in the horizontal direction relative to the support structure 12 and thus relative to the head 2 of the user 3.
  • the protective shell 4 is displaced in a longitudinal direction 20 relative to the support structure 12 can be.
  • the protective shell 4 can be adjusted in the direction of the forehead receiving side 16 or in the direction of the rear head receiving side 17.
  • a bracket 21 is formed, which extends from the two temporal sides 22 on the forehead receiving side 16. It can be provided that the bracket 21 is connected in the region of the temporal sides 22 in each case by a positive and / or non-positive connection arrangement 23 with the protective shell 4. Thereby, the bracket 21 with respect to the longitudinal alignment 20 slidably received in the protective shell 4.
  • the bracket 21 is preferably formed of a high-strength material and preferably has a corresponding dimension, so that the bracket 21 can set a high resistance to deformation by a force acting vertically on the bracket.
  • a movable connection between the protective shell 4 and bracket 21 can be realized by a connection assembly 23, which will be described in more detail below and explained.
  • the support structure 12 is attached to the bracket 21 so that it can be moved with the bracket 21.
  • the bracket 21 has on its inside a first coupling element 24 which is connected to a second coupling element 25 of the support structure 12.
  • the second coupling element 25 is in this case preferably arranged on an outer side 26 of the headband 14.
  • a detail of the arrangement of the coupling elements 24, 25 is in particular in Fig. 9 seen.
  • Fig. 2 can be provided according to an advantageous embodiment, that on the outer side 26 of the headband 14, in particular on the Stirnfactseite 16, two piece coupling elements 25 are arranged, which cooperate with corresponding coupling elements 24 on the bracket 21.
  • the coupling elements 24, 25 are arranged symmetrically with respect to the helmet center plane 11, so that the support structure 12 is stably accommodated in the protective shell 4.
  • the power transmission between the first coupling element 24 and the second coupling element 25 can be realized by a positive connection.
  • the second coupling element 25 is formed as a T-shaped projecting element on the headband 14 and that the first coupling element 24 has a recess corresponding thereto.
  • the recess of the first coupling element 24 is open at the bottom of the bracket 21. It can thereby be achieved that the second coupling element 25 can be inserted from below into the first coupling element 24 and thus the positive connection between the two coupling elements 24, 25 can be produced.
  • first web 27 has.
  • the first web 27 projecting in the direction of the protective shell 4 preferably engages in a groove 28 arranged in the protective shell 4.
  • the first web 27 is preferably arranged at right angles to a side surface 29, which is formed in the temple region 7 of the bracket 21.
  • the first web 27 preferably has a longitudinal extent of between 20 mm and 90 mm, in particular between 40 mm and 60 mm, preferably between 45 mm and 55 mm.
  • the first web 27 has a depth 31 between 3 mm and 20 mm, in particular between 5 mm and 15 mm, preferably between 8 mm and 12 mm.
  • the depth 31 is the normal distance between side surface 29 and an outer end wall of the first web 27.
  • the first web 27 preferably has a wall thickness 32 between 1 mm and 4 mm.
  • a second web 33 is formed on the bracket 21 in the region of the two sides of the temple 22, a second web 33 is formed.
  • the second web 33 preferably engages in one Fig. 4 apparent recess 34 a.
  • the second web 33 is preferably also arranged at right angles to a side surface 29 and also arranged at an angle relative to the first web 27, so that the bracket 21 can be fixed with respect to its longitudinal displacement relative to the protective shell 4.
  • the second web 33 is arranged at right angles to the first web 27.
  • a plurality of recesses 34 are provided, so that the bracket 21 can be locked in different positions relative to the protective shell 4.
  • the bracket 21 in the region of the two sides of the temple 22 one or more enforcements 35, wherein in the protective shell 4, a receiving opening 36 is arranged for a fastener 37.
  • the fastening element 37 such as a screw
  • the enforcement 35 of the bracket 21 protrudes from the inside of the bracket ago and is screwed into the receiving opening 36.
  • a thread is formed, in which the fastener 37 can be screwed.
  • an insert element is received, in which a thread is integrated.
  • the insert element may be formed from a material having a higher strength than the material of the protective shell 4.
  • a metallic material is used for the insert element.
  • the bracket 21 can be secured in the temple area 7 on the protective shell 4.
  • the webs 27, 33 can be achieved that the bracket 21 is fixed in a desired position to the protective shell 4, so that the protective shell 4 can be ideally aligned relative to the support structure 12 in its center of gravity.
  • bracket 21 in the region of the two sides of the temple 22 each have at least a first attachment receptacle 38, which serves to attach a chin strap 39 on the bracket 21.
  • the chin strap 39 serves to attach or support the protective helmet 1 on the head 2 of the user 3.
  • the bracket 21 in the region of the two sides of the temple 22 each have at least one second attachment receptacle 40, to which a pivotable protection visor 41 is receivable.
  • the second fastening receptacle 40 can be formed in the same form as the first fastening receptacle 38 in the form of an opening in which the chin strap 39 or the protective visor 41 can be fastened by means of a fastening element.
  • an intermediate piece 42 is formed, by means of which the support structure 12 is connected to the rear head receiving side 17 with the protective shell 4. It can be provided that the intermediate piece 42 is folded back with respect to its longitudinal extension 43 in about its longitudinal center by about 180 °, so that the band-shaped intermediate piece 42 beats a loop.
  • a first coupling section 44 is aligned approximately parallel to a second coupling section 45.
  • the first coupling portion 44 is in this case preferably connected to the headband 14 and the second coupling portion 45 with the protective shell 4.
  • the coupling portions 44, 45 may also be formed by a T-shaped projecting element, which engage in a corresponding groove.
  • another pluggable and positive connection for the coupling sections 44, 45 is provided.
  • two intermediate pieces 42 are arranged symmetrically, so that the support structure 12 is connected to the rear head receiving side 17 at two attachment points with the protective shell 4.
  • the support structure 12 is connected at four attachment points with the protective shell 4.
  • two points are arranged on the forehead receiving side 16 and two points on the rear head receiving side 17.
  • the intermediate piece 42 can be achieved that this serves as a damping element to intercept a force acting on the protective shell 4 stroke.
  • the intermediate piece 42 can in this case absorb the applied energy by deformation.
  • a wall thickness 46 of the intermediate piece 42 between 1 mm and 4 mm, in particular in about 2 mm, is selected.
  • FIG. 3 is a further and possibly independent embodiment of the protective helmet 1 is shown, again with the same parts the same reference numerals or component names as in the previous FIGS. 1 and 2 be used. In order to avoid unnecessary repetition, the detailed description in the previous ones will be used FIGS. 1 and 2 referred or referred.
  • the support structure 12 on the top head rest 15 has two adjustment straps 47, which extend from the rear head receiving side 17 in the direction of the front receiving side 16.
  • the adjusting bands 47 are connected in a receiving portion 48 with the headband 14.
  • the receiving portion 48 may for example be formed by a tab into which an adjusting band 47 is inserted, it being possible to provide that a locking projection is arranged on the adjusting band 47, in particular in its end region, so that the adjusting band 47 can be received in the receiving portion 48 in a form-fitting manner.
  • the adjusting bands 47 are connected in a front region by a positive connection 49 with a receiving braid 50.
  • the positive connection 49 may be formed, for example, in that a projection 51 is arranged on the receiving braid 50, which cooperates with one of a plurality of recesses 52 in an adjusting band 47.
  • a plurality of these recesses 52 are preferably distributed in a uniform distance, so that the projection 51 can be brought into engagement with either one of these recesses 52.
  • the width of the top head rest 15 is variably adjustable.
  • At least one hold-down element 53 per adjustment band 47 is arranged on the receiving braid 50, so that the adjusting band 47 can be positioned and guided relative to the receiving braid 50.
  • the hold-down element 53 is in this case preferably designed as a U-shaped tab whose end portions are connected to the receiving braid 50 and thus form an opening.
  • the cross section or the inner width of this opening is preferably slightly larger than the cross section of the adjusting band 47 is selected, so that the adjusting band 47 can be performed almost free of play in the hold-down element 53.
  • the receiving braid 50 has longitudinally aligned band sections 54 and transversely aligned band sections 55. These band sections can form a net-like structure, wherein recesses 56 can be formed between the band sections 54, 55.
  • Fig. 4 shows a perspective view of a protective shell 4 which is shown with respect to the helmet center plane 11 cut.
  • the groove 28, the recess 34 and the receiving opening 36 can be formed on a temple side 22 of the protective shell 4.
  • These formed in the protective shell 4 elements are preferably formed opposite to the respective projections on the bracket 21, so that the bracket 21 can be connected in the manner described with the protective shell 4.
  • a coupling receptacle 57 may be formed, in which the second coupling portion 45 of the intermediate piece 42 can be accommodated.
  • Fig. 5 shows a side view of the protective helmet 1, wherein the protective shell 4 is shown with respect to the helmet center plane 11 cut.
  • the protective helmet 1 is oriented as if it were placed on the head 2 of the user 3, the head 2 being oriented horizontally by a standing user 3. This results in a horizontal orientation of the protective helmet 1.
  • a top head support level 58 which results from the top head rest 15, aligned approximately horizontally.
  • Fig. 5 it can be seen that the groove 28, in which the bracket 21 engages, as well as the first web 27 corresponding thereto, are arranged approximately parallel to the top head support plane 58. As a result, the protective shell 4 can be displaced in a likewise horizontally oriented longitudinal adjustment direction 59 relative to the support structure 12.
  • FIG. 5 It can be seen that the intermediate piece 42, in particular its second coupling portion 45, is received in the coupling receptacle 57 of the protective shell 4.
  • a further coupling receptacle 60 can be seen, which is formed on the support structure 12, in particular on the occipital region 6 of the headband 14 and in which the first coupling portion 44 of the intermediate piece 42 can be accommodated.
  • Fig. 5 can be provided that on the back of the head receiving side 17 of the headband 14, a width adjustment mechanism 61 is formed, by means of which the circumference of the headband 14 can be adapted to the head circumference of a user 3.
  • the functionality of the Weitenverstellmechanismus 61 is based on a synopsis of Fig. 5 and Fig. 6 described or explained in more detail.
  • the Weitenverstellmechanismus 61 has a gear 62 which engages in a first end portion 63 and in a second end portion 64 of the headband 14, wherein the two end portions 63, 64 overlap each other.
  • the two end portions 63, 64 have a recess, wherein in one of the two end portions 63, 64, for example, in the first end portion 63 in an upper region a toothing is formed and in the other end portion in a lower region of the recess a toothing is formed.
  • These two gears are in each case with the gear 62 in engagement.
  • the headband 14 upon rotation of the gear 62 in a first direction, the headband 14 is made narrower because the two end portions 63, 64 are displaced in a first direction to each other and upon rotation of the gear 62 in the second direction, the headband 14 is further set because the two end portions 63, 64 are displaced in a second direction to each other.
  • the Weitenverstellmechanismus 61 includes a transmission 65 which is interposed between a drive shaft 66 and the gear 62.
  • the gear 62 is mounted directly on the drive shaft 66.
  • the drive shaft 66 is preferably guided through the protective shell 4 to the outside, so that it is accessible from the outside. Furthermore, it can be provided that a setting wheel 67 is coupled for movement with the drive shaft 66, so that by means of a rotation of the setting wheel 67, the drive shaft 66 and thus the gear 62 can be rotated. It can be provided that the drive shaft 66 has a polygonal peripheral structure, in particular a rectangular cross section, so that the thumbwheel 67 and the drive shaft 66 engage in a form-fitting manner.
  • the setting wheel 67 can be displaced relative to the drive shaft 66 along its longitudinal axis 68, wherein a torque transmission between the adjusting wheel 67 and drive shaft 66 in each position of the adjusting wheel 67 can be performed relative to the drive shaft 66.
  • the drive shaft 66 can be moved relative to the setting wheel 67 and thereby in each position of the support structure 12 of the Weitenverstellmechanismus 61 can be adjusted by means of the setting wheel 67.
  • bracket 21 extends in a semicircular arc from one temple side 22 to the other temporal side 22. Furthermore, the arrangement of the first web 27 on both sides of the temple 22 can be seen.
  • bracket 21 In order to add the bracket 21 to the protective shell 4 and to be able to take it out of the protective shell 4 again, it can be provided that the bracket 21 is loaded on both sides of the temple 22 with an aligned in the direction of helmet midplane 11 force, so that the bracket 21 is compressed and thereby deformed elastically. It can thereby be achieved that the first web 27 is brought into engagement with the groove 28 or optionally disengaged again.
  • Fig. 6 is also clearly visible that the support structure 12 and the bracket 21 are formed symmetrically with respect to the helmet center plane 11, as well as the first coupling element 24 and the second coupling element 25 are arranged in the end region 8 on both sides of the helmet center plane 11, through which the support structure 12 with the Bracket 21 is connected.
  • a Grobverstellmechanismus 69 is formed, through which in addition to the Weitenverstellmechanismus 61, a circumferential adjustment of the headband 14 can be achieved.
  • the coarse adjustment mechanism 69 is also formed on both sides of the temple 22, so that the headband 14 can be adjusted symmetrically with respect to the helmet center plane 11.
  • Fig. 7 shows a perspective view of the coarse adjustment mechanism 69.
  • the Grobverstellmechanismus 69 has a first headband portion 70 and a second headband portion 71, which are facing each other and are connected to each other by a positive locking member 72.
  • the locking element 72 can be formed by providing an opening 73 in the first headband area 70 and providing a taper 74 in the second headband area 71 which is guided through the opening 73 of the first headband area 70.
  • the recesses 77 are arranged above and below the opening 73, so that they project beyond a width 78 of the opening 73.
  • the projections 76 are accordingly also formed so that they protrude above and below the taper 74 over a width 79 of the taper 74.
  • the taper 74 is Here, from a rear side 80 passed through the opening 73, wherein on a front side 81, the recesses 77 are arranged and thus the projection 76 engages in this.
  • recesses 82 are formed on the taper 74, which can be brought into engagement with a web 83 of the first headband area 70.
  • the headband width can be adjusted with the coarse adjustment mechanism 69 by pivoting the second headband portion 71 rearwardly in a pivotal movement direction 84, thereby disengaging both the projection 76 in the recess 77 and the recess 82 in the web 83. Subsequently, the two headband areas 70, 71 can be placed closer together or further spaced from each other. After completion of this adjustment, the second headband portion 71 against the pivoting movement direction 84 back into the in Fig. 7 shown position, whereby the positive connection of the first headband area 70 is restored to the second headband area 71.
  • Fig. 8 shows a further perspective view of a protective helmet 1, wherein this is shown cut on the temple side 22 in the region of the enforcement 35 and the receiving opening 36.
  • the fastener 37 is guided through the enforcement 35 in the bracket 21 and is inserted into a receiving opening 36 of the protective shell 4 and secured by a not further illustrated receiving element, such as a nut or a thread in the receiving opening 36.
  • Fig. 9 shows a perspective view of the connection assembly 23. It is clearly apparent that it can be provided that in the bracket 21, the first coupling element 24 is formed and on the outer side 26 of the headband 14, the second coupling element 25 is arranged, wherein the two coupling elements 24, 25 interlock positively.
  • the protective helmet 1 can be adapted as variably as possible to different head sizes of different users 3, so that the protective helmet 1 is accommodated as comfortably as possible on the head 2 of the user 3. This can improve safety in two ways.
  • the protective helmet 1 protects the user 3 as well as possible against injuries.
  • the safety can be improved to the effect that the user 3 is not disturbed by wearing the protective helmet 1 in its concentration and thus he can freely perform his intended function or steps by the high wearing comfort of the protective helmet.
  • FIGS. 1 . 2 . 3 . 4 . 5 . 6 . 7, 8 . 9 shown embodiments form the subject of independent solutions according to the invention.
  • the relevant objects and solutions according to the invention can be found in the detailed descriptions of these figures.
  • the design of the top head rest 15 of the support structure 12, such as the adjustment bands 47, which are connected in a length-adjustable manner with a receiving braid 50, as well as further specific features of the design of the top head rest 15 can form the subject of independent solutions according to the invention.
  • the design of the headband 14, such as its Weitenverstellmechanismus 61 or the coarse adjustment mechanism 69 may form the subject of independent, inventive solutions.

Claims (18)

  1. Casque de protection (1) pour la tête humaine (2), comprenant une coque de protection (4) extérieure et une structure de support (12) intérieure, laquelle structure de support (12) comporte une bande frontale (14), définissant une ouverture de réception de la tête (13), et un appui sommital de la tête (15), et la structure de support (12) présente sur la bande frontale (14) un côté de réception du front (16) et un côté de réception de l'arrière de la tête (17), la structure de support (12) étant fixée sur la coque de protection (4) au moyen d'au moins un dispositif de raccordement (18) transmettant les forces, caractérisé en ce que, entre la coque de protection (4) et la structure de support (12), il est disposé un mécanisme de réglage longitudinal (19), mécanisme de réglage longitudinal (19) avec lequel la coque de protection (4) peut être réglée de façon relative par rapport à la structure de support (12) en direction du côté de réception du front (16) ou en direction du côté de réception de l'arrière de la tête (17), et en ce que le mécanisme de réglage longitudinal (19) comporte un étrier (21), lequel étrier (21) s'étend en partant de deux côtés temporaux (22) sur le côté de réception du front (16) et, dans la zone des côtés temporaux (22), l'étrier (21) est raccordé à la coque de protection (4) respectivement par un agencement de raccordement (23), par liaison de forme et/ou de force, et en ce que l'étrier (21) comporte au moins un premier élément d'accouplement (24) qui coopère avec au moins un deuxième élément d'accouplement (25) sur la structure de support (12).
  2. Casque de protection selon la revendication 1, caractérisé en ce que, sur l'étrier (21), dans la zone du côté de réception de front (16), deux premiers éléments d'accouplement (24) sont disposés de façon symétrique par rapport à un plan central du casque (11) et coopèrent avec deux deuxièmes éléments d'accouplement (25) qui sont disposés sur la structure de support (12), en particulier sur un côté extérieur (26) de la bande frontale (14).
  3. Casque de protection selon la revendication 1 ou 2, caractérisé en ce que, dans la zone des côtés temporaux (22), l'étrier (21) comporte respectivement au moins une première âme (27), orientée essentiellement parallèlement à un plan d'appui sommital de la tête (58) et faisant saillie en direction de la coque de protection (4), laquelle âme s'engage dans une rainure (28) disposée dans la coque de protection (4), ce qui fait que l'étrier (21) est reçu de manière déplaçable longitudinalement de façon relative par rapport à la coque de protection (4).
  4. Casque de protection selon la revendication 3, caractérisé en ce que, dans la zone des côtés temporaux (22), l'étrier (21) comporte respectivement au moins une deuxième âme (33) disposée en formant un angle par rapport à la première âme (27) et faisant saillie en direction de la coque de protection (4), deuxième âme (33) qui s'engage au choix dans l'un de plusieurs creux (34) disposés sur la coque de protection (4).
  5. Casque de protection selon l'une des revendications 1 à 4, caractérisé en ce que, dans la zone des deux côtés temporaux (22), l'étrier (21) comporte respectivement au moins un passage (35), et une ouverture de réception (36) est disposée dans la coque de protection (4), un élément de fixation (37), en particulier une vis, traversant le passage (35) et étant reçu dans l'ouverture de réception (36).
  6. Casque de protection selon l'une des revendications 1 à 5, caractérisé en ce que, dans la zone des deux côtés temporaux (22), l'étrier (21) comporte respectivement au moins un premier logement de fixation (38) destiné à retenir une jugulaire (39).
  7. Casque de protection selon l'une des revendications 1 à 6, caractérisé en ce que, dans la zone des deux côtés temporaux (22), l'étrier (21) comporte respectivement au moins un deuxième logement de fixation (40) pour une visière de protection (41) pivotante.
  8. Casque de protection selon l'une des revendications précédentes, caractérisé en ce que, sur l'appui sommital de la tête (15) de la structure de support (12), de façon symétrique par rapport au plan central du casque (11), il est disposé au moins deux bandes de réglage (47), partant du côté de réception de l'arrière de la tête (17) en direction du côté de réception du front (16), qui sont, par un raccordement (49) par liaison de forme, raccordées de façon réglable en longueur à une tresse de réception (50) disposée sur le côté de réception du front (16).
  9. Casque de protection selon l'une des revendications précédentes, caractérisé en ce que la bande frontale (14) de la structure de support (12) sur le côté de réception de l'arrière de la tête (17) est constituée, avec son étendue réglable, par un mécanisme de réglage de largeur (61), ce qui fait que la dimension de l'ouverture de réception de la tête (13) est variable.
  10. Casque de protection selon la revendication 9, caractérisé en ce que le mécanisme de réglage de largeur (61) comprend une roue dentée (62) qui s'engage dans deux tronçons d'extrémité (63, 64) se chevauchant de la bande frontale (14), la roue dentée (62) étant articulée au choix par le biais d'un engrenage (65) au moyen d'un arbre d'entraînement (66), arbre d'entraînement (66) sur lequel agit une roue de réglage (67), l'arbre d'entraînement (66) comportant une section transversale polygonale de telle sorte que la roue de réglage (67) peut être déplacée relativement à l'arbre d'entraînement (66) en direction d'un axe longitudinal (68) de l'arbre d'entraînement (66).
  11. Casque de protection selon l'une des revendications 9 à 10, caractérisé en ce que la bande frontale (14) périphérique, en plus du mécanisme de réglage de largeur (61), comporte au moins un mécanisme de réglage grossier (69), de préférence deux mécanismes de réglage grossier (69), qui est ou sont respectivement disposé(s) de préférence dans la zone des côtés temporaux (22) de la bande frontale (14).
  12. Casque de protection selon la revendication 11, caractérisé en ce que, dans la zone du mécanisme de réglage grossier (69) au moins au nombre de un, la bande frontale (14) comporte une première (70) et une deuxième zone de bande frontale (71) qui sont tournées l'une vers l'autre et qui sont raccordées l'une à l'autre par un élément de blocage (72) par liaison de forme.
  13. Casque de protection selon la revendication 12, caractérisé en ce que, dans la première zone de bande frontale (70), il est constitué une traversée (73), et un rétrécissement (74) est prévu dans la deuxième zone de bande frontale (71), le rétrécissement (74) de la deuxième zone de bande frontale (71) étant guidé dans la traversée (73) de la première zone de bande frontale (70), des creux (77) étant prévus au choix dans la première zone de bande frontale (70) et/ou dans la deuxième zone de bande frontale (71) et coopérant avec des saillies (76) dans respectivement l'autre zone de bande frontale (70), ce qui fait le raccordement par liaison de forme peut être réalisé.
  14. Casque de protection selon l'une des revendications précédentes, caractérisé en ce que, sur le côté de réception de l'arrière de la tête (17), la bande frontale (14) peut être raccordée à la coque de protection (4) au moins au moyen d'une pièce intermédiaire (42).
  15. Casque de protection selon la revendication 14, caractérisé en ce que la pièce intermédiaire (42) est formée en tant que composant semblable à une bande qui est rabattu d'environ 180° à peu près de façon centrée par rapport à une étendue longitudinale (43) de telle sorte qu'un premier tronçon d'accouplement (44) et un deuxième tronçon d'accouplement (45) du composant semblable à une bande sont orientés à peu près parallèlement entre eux, le premier tronçon d'accouplement (44) étant raccordé à la bande frontale (14), et le deuxième tronçon d'accouplement (45) étant raccordé à la coque de protection (4).
  16. Casque de protection selon la revendication 8, caractérisé en ce que le raccordement (49) par liaison de forme est constitué par le fait que, sur la tresse de réception (50), il est constitué une saillie (51) qui s'engage au choix dans l'un de plusieurs creux (52) disposés sur les bandes de réglage (47).
  17. Casque de protection selon l'une des revendications 8 à 16, caractérisé en ce que la tresse de réception (50) comporte des tronçons de bande (54) orientés dans la direction longitudinale et des tronçons de bande (55) orientés dans la direction transversale, lesquels constituent une structure du type réticulé.
  18. Casque de protection selon l'une des revendications 8 à 17, caractérisé en ce que, sur la tresse de réception (50), il est constitué un élément de maintien (53) au moyen duquel au moins une des bandes de réglage (47) est guidée.
EP15771846.1A 2014-08-06 2015-08-05 Casque de protection Active EP3177163B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SI201530687T SI3177163T1 (sl) 2014-08-06 2015-08-05 Zaščitna čelada
PL15771846T PL3177163T3 (pl) 2014-08-06 2015-08-05 Hełm ochronny
HRP20190626TT HRP20190626T1 (hr) 2014-08-06 2019-03-29 Zaštitna kaciga

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50551/2014A AT516055B1 (de) 2014-08-06 2014-08-06 Schutzhelm
PCT/AT2015/050191 WO2016019406A2 (fr) 2014-08-06 2015-08-05 Casque de protection

Publications (2)

Publication Number Publication Date
EP3177163A2 EP3177163A2 (fr) 2017-06-14
EP3177163B1 true EP3177163B1 (fr) 2019-01-02

Family

ID=54238157

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Application Number Title Priority Date Filing Date
EP15771846.1A Active EP3177163B1 (fr) 2014-08-06 2015-08-05 Casque de protection

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Country Link
US (1) US10588373B2 (fr)
EP (1) EP3177163B1 (fr)
CN (1) CN106572715B (fr)
AT (1) AT516055B1 (fr)
AU (1) AU2015299734B2 (fr)
CA (1) CA2962042C (fr)
HR (1) HRP20190626T1 (fr)
HU (1) HUE043117T2 (fr)
PL (1) PL3177163T3 (fr)
SI (1) SI3177163T1 (fr)
WO (1) WO2016019406A2 (fr)

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Also Published As

Publication number Publication date
HRP20190626T1 (hr) 2019-06-14
CN106572715B (zh) 2020-01-17
US10588373B2 (en) 2020-03-17
CA2962042A1 (fr) 2016-02-11
WO2016019406A3 (fr) 2016-03-31
AU2015299734A1 (en) 2017-03-23
HUE043117T2 (hu) 2019-08-28
SI3177163T1 (sl) 2019-07-31
AU2015299734B2 (en) 2018-03-22
CA2962042C (fr) 2022-09-06
EP3177163A2 (fr) 2017-06-14
US20170251746A1 (en) 2017-09-07
CN106572715A (zh) 2017-04-19
WO2016019406A2 (fr) 2016-02-11
PL3177163T3 (pl) 2019-07-31
AT516055A4 (de) 2016-02-15
AT516055B1 (de) 2016-02-15

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