WO2001072374A1 - Dispositif de protection individuelle, notamment contre les agressions nbc - Google Patents
Dispositif de protection individuelle, notamment contre les agressions nbc Download PDFInfo
- Publication number
- WO2001072374A1 WO2001072374A1 PCT/FR2001/000905 FR0100905W WO0172374A1 WO 2001072374 A1 WO2001072374 A1 WO 2001072374A1 FR 0100905 W FR0100905 W FR 0100905W WO 0172374 A1 WO0172374 A1 WO 0172374A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mask
- face cover
- supply
- oro
- hoop
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/084—Means for fastening gas-masks to heads or helmets
Definitions
- the present invention relates to individual protection devices against hypoxia and possibly NBC attacks, intended in particular for crew members of a military aircraft. These devices must protect not only the respiratory tract, but also the entire head and for this generally includes a hood which ends in a neck seal ensuring continuity with clothing.
- the invention particularly relates to a device comprising a hoop secured to a hood or a helmet and a face cover provided with fasteners making it possible to fix it so that it has a tight connection to the hoop and provided with a breathing gas supply line to the face cover or directly to an oro-nasal mask contained in the face cover or connected to it. It is desirable to have equipment easily adaptable to different types of aircraft and mission. However, the specifications to be filled vary depending on the case.
- the respiratory gas will generally be filtered air supplied by a blower and will only be supplied to the wearer in the event of an NBC threat, the wearer breathing directly from the surrounding air in other cases.
- the respiratory gas will be supplied to a mask and, at high altitude, receives oxygen diluted by ambient air, coming from a seat regulator or from '' a regulator attached to the oro-nasal mask and supplied with filtered air and oxygen.
- a complete NBC protection device is uncomfortable. Thanks to the presence of a roll bar, the face cover of which can be easily joined and removed (patent application EP 885 632), personnel can avoid wearing the face cover during the entire duration of a mission where an NBC threat exists. potentially because it can quickly put on a face cover. If a crew member must be supplied with oxygen-enriched air during certain phases of the mission, this face cover is supplemented by an oro- mask. nasal tube which receives the respiratory gas and is provided with an exhalation outlet direct to the environment.
- the present invention aims in particular to provide an individual protection device reducing unbalance.
- a seat for receiving an entry into the face cover or the oro-nasal mask, to a lateral connection for supplying respiratory gas placed behind said seat, and
- the device has an oro-nasal mask having a breathing gas inlet and an exhalation outlet provided with an exhalation valve as well as a breathing gas connection piece carried by a separate element of the mask and carried directly by the head, characterized in that the connection piece comprises a passage which can be connected in a sealed manner to the supply of the oro-nasal mask and a lateral pipe transferring back the connection with a supply of respiratory gas.
- the weight of the respiratory gas supply "caterpillar" is thus transferred very far to the rear, which removes most of the unbalance and reduces the wearer's fatigue.
- the mobility of the head is less hindered than by feeding from the front.
- conduit or conduits are carried by a hoop secured or secured to a hood having a large front opening, clearing the eyes, nose and mouth, or a helmet of the kind described in the document FR-A-2 710 272 or US-A-5 488 948.
- a connecting piece having, on each side of a median plane, a set of two openings with two superposed levels, closable independently of one another, communicating with each other and with a passage, the passage of a game communicating with the feed and the passage of the other game with the evacuation, the openings at one of the levels corresponding to the exit of the face cover or the mask and the openings at the another level corresponding to the supply of the face cover or mask.
- Another configuration allowing feeding from the left or the right consists in providing the hoop with a central connection piece connected by passages to closable inlets placed on the left and right and in providing the front cover with a pneumatic connector for connection with the connection piece, expiration then taking place through the central part of the mask and through the arch.
- the mask and the arch each carry an exhalation valve, the two valves being in cascade.
- FIG. 1 is a perspective diagram showing an arch-hood assembly for implementing the invention
- FIG. 1 shows, in. perspective, a hoop of the kind incorporated in the assembly of FIG. 1;
- Figure 3 shows the adaptable face cover of Figure 1, worn with a pneumatic harness
- FIG. 4 is a perspective view of an example of a connecting piece for hoop or face cover allowing supply from one side or the other;
- FIG. 5 is a perspective diagram of a face cover equipped with a connecting plate intended to cooperate with a part according to Figure 4;
- FIG. 6 is an exploded perspective view of a face cover for receiving a mask and connectable to a hoop of the kind shown in Figure 1, provided with a connecting piece of the kind shown in Figure 4;
- FIG. 7 is a perspective view of a mask for use with a face cover of the kind shown in Figure 6;
- FIG. 8 shows a possible hoop mounting on a helmet.
- the crew wears a helmet. It operates at low altitude.
- the crew must wear a hood under the helmet. As long as the risk is not imminent, the hood can remain open and the wearer breathes the ambient air.
- the wearer closes the opening with a cover supplied with filtered air, with a blower if necessary, and wearing an oro-nasal mask whose inspiration and expiration paths are separate.
- the pilot wears a helmet and must still put on a hood in case of NBC risk.
- the opening is closed by a face cover.
- the pilot wears a breathing mask inside.
- a demand regulator generally worn by the seat, supplies the mask with respiratory gas, enriched with oxygen at high altitude.
- the removable face cover is connected to the headband to ensure NBC sealing.
- the hoop is secured either to the helmet or to a hood under helmet.
- NBC protection is provided by a hood and a removable face cover that can be fitted with an oro mask -nasal, connectable to a hoop carried by the hood or a specific helmet.
- Breathing gas is supplied via a demand regulator which can be carried by the seat, placed inside the face cover or placed outside (chest regulator for example).
- the blower whenever it is provided, brings filtered air under slight overpressure, compensates for the pressure losses due to filtering and guarantees a sweeping flow rate for the hood and / or the face cover.
- the device shown in FIG. 1 can in particular be used by a member of the crew of a transport or surveillance aircraft, who does not wear a helmet in many cases.
- This device includes a hood 42 that the crew member to protect puts on before a mission presenting an NBC risk.
- This hood 42 is provided at the rear with a gas exhaust valve not visible in the figures.
- the hood 42 can be tightened by a strap 43. It has a large front opening, clearing the respiratory tract and the eyes, surrounded by a hoop 28. In the case illustrated in FIG. 1, the hoop is fixed in a leaktight manner. ' the hood.
- the hoop or the hood may be provided with a yoke 50 (FIG. 2) and / or racks or tie rods 46 for possible attachment. The lower part of the arch projects forward. It thus saves the space necessary to receive an oro-nasal mask.
- the front face of the roll bar carries a sealed support piece with a face cover. not shown in Figures 1 and 2, wearing the oro-nasal mask.
- This face cover can have the constitution described in the document EP 0 885 632 already cited and can be applied in a removable manner against the headband by various methods:
- the cover 66 ( Figures 1 and 2) can be devoid of regulator in the case of use on helicopters or on aircraft flying at low altitude and performance. It is designed so that the interior receives the filtered air and has a different path to evacuate the exhaled air.
- the hoop 28 ( Figure 1) is designed to be supplied with air by a flexible pipe or "caterpillar" 32 connecting on the side and not at the front.
- the outlet 36 for the supply of fresh air inside the face cover is connected by a section of pipe 34 to an elbow 38 terminated by an end piece 39.
- FIGS. 1 and 2 show that this elbow can be offset far back from the front of the roll bar, reducing the imbalance.
- the expiration path includes elements similar to those of the inspiration path, with a valve and valve in series upstream of the elbow.
- the face cover 66 may have the constitution shown in FIG. 2. It comprises a frame 52 shown in FIG. 3, intended to be applied against the arch, and a window or screen 54 made of transparent material, having good optical qualities. The lower part of the frame engages in a bulged part of the arch, at the front of the latter, keeping the paths of inspiration and expiration separate.
- the face cover contains a respiratory mask, not shown, having a seal applied around the nose and mouth and now separating the paths of inspiration and expiration, as already described in document EP-A - 0 885 632.
- This mask also receives oxygen via a pipe not shown in FIGS. 1 and 2.
- Figure 3 shows an alternative mounting of the face cover on the hood-arch assembly.
- the face cover is provided with an inflatable pneumatic harness 70 of the type shown in FIG. 4 of document EP-A-0 885 632.
- the face cover carries a connection 72 to an oxygen supply and a button 74 for inflating the harness .
- the terminal bulge of the arch contains a connecting piece 60 allowing a left or right supply. It can be of the kind shown in Figure 4.
- This connecting piece 60 has a symmetrical constitution with respect to a vertical median plane.
- the part 60 On the right side in the figure for example, the part 60 has two superimposed openings 62 communicating with each other and with a passage 64 intended to be connected either to a section of breathing gas supply duct (air or air possibly enriched with oxygen if the mask does not have a regulator). These two openings can be closed independently of one another. The two lower openings open into the expiration path of the mask. The two upper openings open into the inspiration path. Thus, by closing a lower opening and an upper opening, one or the other of the passages can be connected at will with the arrival of respiratory gas or with expiration.
- a face cover 66 usable with a hoop provided with a connecting piece 60 of the kind shown in FIG. 4 is shown in FIG. 5. It comprises a plate 68 intended to be inserted in the hoop and having four holes 69 allowing the air passage. At the same time, this plate cooperates with a central pin to fix the face cover on the arch.
- the arch 28 which can be connected to a hood or to a helmet provided with a neck seal, is designed to receive a mask 80 and to have two types of operation, the one with direct supply of the mask and ventilation of the visor of the face-cover in place by a bypass, the other with direct ventilation of a ramp for defogging the visor and return to the mask fitted with suction valves 98 from from inside the face cover.
- the face cover carries a box 82 (FIGS. 6 and 7) in several assembled parts which receives the mask 80.
- the connection block 60 intended to receive the plate 68 (FIG. 5) is placed on the hoop at the opposite of the plate.
- the housing 82 includes a supply plate 84 pierced with an air passage opening. It is provided with a shutter assembly comprising a seat 86 and a flap 88 which a manual switch 90 makes it possible to move between an open position shown in FIG. 6 and the closed position shown in FIG. 7.
- the open flap In the open position, corresponding to normal operation of the blower, the open flap allows the air to reach a combined inspiration and expiration valve comprising a membrane 92 carried by a mask fitting 94. A fraction is derivative towards the visor.
- the connector has an exhalation channel and the seat carries an outlet 96 for demisting the visor.
- the face cover can be provided to be held by a harness of the kind shown in FIG. 3 provided that a supply of oxygen under pressure is provided. It is then connected to a nozzle 100 and an inflation button 102 is planned.
- the pilot wears a helmet and the mask must be separated from the face cover because it is worn at all times.
- the installation includes an external regulator, the mask is supplied with respiratory gas via a caterpillar 38 and a pipe section 34 of the type shown in FIG. 1 mounted on the hoop 28 fixed to the hood.
- the arch 28 is fixed to the helmet 42 by bayonets 104 which engage in ears 106 carried by the helmet. This provision can also be used during missions not involving an NBC risk, but only a risk of hypoxia and / or smoke.
- the pilot does not have a hood, but only a face-mask-mask assembly not shown, supplied by a seat regulator or a source of oxygen if the mask carries a regulator on demand. All the benefits of removing the unbalance are retained.
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU48421/01A AU781619B2 (en) | 2000-03-27 | 2001-03-26 | Individual protective device, in particular against NBC attacks |
JP2001570331A JP2003527941A (ja) | 2000-03-27 | 2001-03-26 | 特に核・生物・化学兵器による攻撃に対して個人を保護するためのデバイス |
EP01921426A EP1180059A1 (fr) | 2000-03-27 | 2001-03-26 | Dispositif de protection individuelle, notamment contre les agressions nbc |
CA002374718A CA2374718A1 (fr) | 2000-03-27 | 2001-03-26 | Dispositif de protection individuelle, notamment contre les agressions nbc |
NO20015752A NO20015752L (no) | 2000-03-27 | 2001-11-26 | Individuelt beskyttelsesanordning, spesielt mot KBK-angrep |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR00/03836 | 2000-03-27 | ||
FR0003836A FR2806635B1 (fr) | 2000-03-27 | 2000-03-27 | Dispositif de protection individuelle, notamment contre les agressions nbc |
US09/979,635 US20020134381A1 (en) | 2000-03-27 | 2001-03-26 | Individual protective device, in particular against nbc attacks |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001072374A1 true WO2001072374A1 (fr) | 2001-10-04 |
Family
ID=26212289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2001/000905 WO2001072374A1 (fr) | 2000-03-27 | 2001-03-26 | Dispositif de protection individuelle, notamment contre les agressions nbc |
Country Status (5)
Country | Link |
---|---|
US (1) | US20020134381A1 (fr) |
EP (1) | EP1180059A1 (fr) |
FR (1) | FR2806635B1 (fr) |
NO (1) | NO20015752L (fr) |
WO (1) | WO2001072374A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10207621A1 (de) * | 2002-02-22 | 2003-09-11 | Behr Gmbh & Co | Luftstromsteuerelement mit integrierter Sensorik |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0210417D0 (en) * | 2002-05-08 | 2002-06-12 | Qinetiq Ltd | Respirator assembly |
US7278421B2 (en) * | 2002-09-30 | 2007-10-09 | Be Intellectual Property, Inc. | Full face flexible oxygen mask for use with flight helmets |
US20080276933A1 (en) * | 2004-01-12 | 2008-11-13 | Helmet Integrated Systems Limited | Headgear |
WO2012129396A1 (fr) * | 2011-03-22 | 2012-09-27 | Medline Industries, Inc. | Vêtement de protection et appareil de support |
US10448685B2 (en) | 2011-03-22 | 2019-10-22 | Medline Industries, Inc. | Protective apparel and support apparatus and method of use |
US9480290B2 (en) | 2011-03-22 | 2016-11-01 | Medline Industries, Inc. | Protective apparel and support apparatus and method of use |
US10470505B2 (en) | 2014-05-07 | 2019-11-12 | Medline Industries, Inc. | Protective apparel system with impervious protection |
US20200215360A1 (en) * | 2017-07-05 | 2020-07-09 | Zodiac Aerotechnics | Respiratory equipment for aircraft pilot with no face contact |
JP6721630B2 (ja) * | 2018-05-30 | 2020-07-15 | 株式会社重松製作所 | 面体および呼吸器 |
CN111317929A (zh) * | 2020-04-09 | 2020-06-23 | 北京益康生活智能科技有限公司 | 防护头罩 |
US20230389642A1 (en) * | 2020-10-13 | 2023-12-07 | Gilz Llc | Head protection with integrated air filtration |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4315335A (en) * | 1980-10-16 | 1982-02-16 | Kennedy Alvin B Jun | Dual safe helmet |
US4352353A (en) * | 1976-05-14 | 1982-10-05 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Protective clothing |
US5078130A (en) * | 1988-07-14 | 1992-01-07 | Gentex Corporation | Personnel headgear enabling free breathing of ambient air or selective breathing from various sources |
FR2706257A1 (fr) * | 1993-06-10 | 1994-12-23 | Gallet Sa | Casque de protection. |
US5488948A (en) * | 1993-09-23 | 1996-02-06 | Intertechnique | Fast donning respiratory protection equipment |
US5575278A (en) * | 1994-11-07 | 1996-11-19 | Intertechnique | Individual equipment for protection against NBC attacks |
EP0878211A1 (fr) * | 1997-05-06 | 1998-11-18 | Intertechnique | Equipement individuel de protection contre les menaces NBC. |
EP0885632A1 (fr) * | 1997-06-10 | 1998-12-23 | Intertechnique | Dispositif de protection contre l'hypoxie, utilisable en environnement hostile |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3955570A (en) * | 1972-05-18 | 1976-05-11 | Physical Systems, Inc. | Surgical exhaust mask |
US4055173A (en) * | 1975-04-21 | 1977-10-25 | Knab James V | Surgical masking and ventilating system |
US4250877A (en) * | 1978-05-15 | 1981-02-17 | Morse Diving Equipment Company, Inc. | Diver's helmet and face mask for use therewith |
US4484575A (en) * | 1983-01-13 | 1984-11-27 | E. D. Bullard Company | Loose fitting supplied air respirator hood |
US4848330A (en) * | 1986-10-31 | 1989-07-18 | Cowles Charles M | Respirator system |
US5111809A (en) * | 1988-12-01 | 1992-05-12 | Avstar Aerospace Corporation | Breathing system |
US4901716A (en) * | 1989-02-06 | 1990-02-20 | Stackhouse Wyman H | Clean room helmet system |
US5009225A (en) * | 1989-11-30 | 1991-04-23 | Boehringer Mannheim Corporation | Personal ventilating system |
US5410757A (en) * | 1990-06-01 | 1995-05-02 | Kemira Oy | Face shield |
FI191U1 (fi) * | 1992-03-23 | 1992-07-28 | Arto Armas Helin | Skyddsmask |
US6024325A (en) | 1997-01-09 | 2000-02-15 | Cartercopters, Llc | Rotor for rotary wing aircraft |
US5819728A (en) * | 1997-10-07 | 1998-10-13 | Ritchie; Scott C. | Gas treatment hood |
-
2000
- 2000-03-27 FR FR0003836A patent/FR2806635B1/fr not_active Expired - Fee Related
-
2001
- 2001-03-26 EP EP01921426A patent/EP1180059A1/fr not_active Withdrawn
- 2001-03-26 US US09/979,635 patent/US20020134381A1/en not_active Abandoned
- 2001-03-26 WO PCT/FR2001/000905 patent/WO2001072374A1/fr not_active Application Discontinuation
- 2001-11-26 NO NO20015752A patent/NO20015752L/no not_active Application Discontinuation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4352353A (en) * | 1976-05-14 | 1982-10-05 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Protective clothing |
US4315335A (en) * | 1980-10-16 | 1982-02-16 | Kennedy Alvin B Jun | Dual safe helmet |
US5078130A (en) * | 1988-07-14 | 1992-01-07 | Gentex Corporation | Personnel headgear enabling free breathing of ambient air or selective breathing from various sources |
FR2706257A1 (fr) * | 1993-06-10 | 1994-12-23 | Gallet Sa | Casque de protection. |
US5488948A (en) * | 1993-09-23 | 1996-02-06 | Intertechnique | Fast donning respiratory protection equipment |
US5575278A (en) * | 1994-11-07 | 1996-11-19 | Intertechnique | Individual equipment for protection against NBC attacks |
EP0878211A1 (fr) * | 1997-05-06 | 1998-11-18 | Intertechnique | Equipement individuel de protection contre les menaces NBC. |
EP0885632A1 (fr) * | 1997-06-10 | 1998-12-23 | Intertechnique | Dispositif de protection contre l'hypoxie, utilisable en environnement hostile |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10207621A1 (de) * | 2002-02-22 | 2003-09-11 | Behr Gmbh & Co | Luftstromsteuerelement mit integrierter Sensorik |
Also Published As
Publication number | Publication date |
---|---|
NO20015752D0 (no) | 2001-11-26 |
EP1180059A1 (fr) | 2002-02-20 |
NO20015752L (no) | 2002-01-22 |
US20020134381A1 (en) | 2002-09-26 |
FR2806635B1 (fr) | 2002-06-07 |
FR2806635A1 (fr) | 2001-09-28 |
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