WO2003084785A1 - Contenedor de gas a presion - Google Patents
Contenedor de gas a presion Download PDFInfo
- Publication number
- WO2003084785A1 WO2003084785A1 PCT/ES2002/000175 ES0200175W WO03084785A1 WO 2003084785 A1 WO2003084785 A1 WO 2003084785A1 ES 0200175 W ES0200175 W ES 0200175W WO 03084785 A1 WO03084785 A1 WO 03084785A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- support
- gas
- tank
- container according
- gas container
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R21/268—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K13/00—Other constructional types of cut-off apparatus; Arrangements for cutting-off
- F16K13/04—Other constructional types of cut-off apparatus; Arrangements for cutting-off with a breakable closure member
- F16K13/06—Other constructional types of cut-off apparatus; Arrangements for cutting-off with a breakable closure member constructed to be ruptured by an explosion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/14—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
- F16K17/16—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
- F16K17/162—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the non reverse-buckling-type
- F16K17/1626—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the non reverse-buckling-type with additional cutting means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
- F16K17/403—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint with a fracturing valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/025—Actuating devices; Operating means; Releasing devices electric; magnetic actuated by thermo-electric means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R2021/26029—Ignitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
Definitions
- the present invention relates to a pressurized gas container intended for inflating airbags used in motor vehicles and for other purposes that require the rapid evacuation of a pressure gas accumulated in a tank such as, for example, prestressing seat belts. and the extinction of fires and explosions. More specifically, the present invention relates to a pressurized gas container that employs a small pyrotechnic charge to activate the tank opening mechanism.
- US 6,234,522 describes a hybrid gas generator for an airbag with a mechanical mechanism for opening the gas tank based on the actuation of a piston, activated by the gas generated in a combustion chamber by an explosive charge, on a first disk of rupture that closes 0 the gas container and a second rupture disk located between the combustion chamber and the sliding cavity of the piston.
- the basic mechanism for opening the rupture disk that closes the gas tank It consists, then, of a piston that pierces it acting in a direction opposite to that of the gas pressure on it.
- Patent application EP 0 862 004 describes a compressed gas generator with a rapid release mechanism of the gas contained in a tank with an opening closed by a rupture disc in which there are means for supporting the rupture disc which, when the opening mechanism is activated, by means of a small explosion, they stop acting as support means allowing the exit of the pressurized gas and regulating its flow when moving in a controlled way thanks to damping means.
- US 6,237,951 discloses a compressed gas generator in which the gas tank has an opening hermetically sealed by a film supported on a support that can be destroyed in a controlled manner when a device is activated for this purpose. The support includes a piece that breaks the film when the support destruction device is fired but before it moves.
- Patent application WO 99/12775 describes an opening device for a gas container intended to inflate an airbag formed by a housing coupled to the mouth of the container.
- the container has a sealing element that closes the gas outlet orifice and which, by means of a pressure piece, rests on a counter support, resisting the pressure exerted by the gas on the sealing element.
- a throttle plate is included before said sealing element delimiting between these elements a pressure chamber.
- Patent application EP 1 075 988 describes a compressed gas generator in which the gas outlet orifice is closed with a breakable element that rests on a support to resist the gas pressure. The part of the breakable element that is in contact with the support is separated from the rest when a pyrotechnic device acts, allowing the gas to escape.
- the invention aims to incorporate a safety mechanism into the gas generator that allows the gas to escape when the pressure difference on the two faces of the gas outlet opening closing element reaches a certain limit.
- the gas container object of the present invention is formed by a gas storage tank, which includes a closing device in its upper part that partially resists the pressure of the gas accumulated inside the tank, and which therefore requires an additional mechanism that contributes to resist said pressure to keep said tank closed, and a distributor body rigidly attached to the upper part of the tank that houses inside a support device that provides the closure device with additional resistance mentioned, a pyrotechnic device to undo said support device and allow the opening of the tank and a gas outlet chamber with outflow ducts.
- the tank closing device is constituted by a calibrated passage plate with a central hole for the gas outlet on whose external face, in the direction of gas exit, a rupture disk is arranged attached to the plate of passage calibrated by a circumferential weld that leaves inside said hole.
- the support device includes a pillar that, when the pyrotechnic device acts, moves to a release chamber provided in the distributor body or is destroyed by dropping the remains into said release chamber, eliminating the additional resistance provided by the Support device to prevent breakage of the rupture disc.
- This release chamber is located in an area other than the generator's gas outlet chamber so that they do not come into contact with any of the materials involved in the displacement or destruction of said pillar.
- the support device in which the abutment moves to the release chamber when the pyrotechnic device operates, includes three basic elements: a disk support as a direct support of the rupture disk, said abutment and a plug in contact with the distributor body which, when the tank is closed, are requested to pure compression by the gas pressure.
- the device can include two centering pieces between the mentioned elements as auxiliary parts.
- the disk support can move within a conduit of the distributor body located between the gas outlet chamber and the release chamber and has a part that acts as a stop and close to isolate said chambers.
- the support device includes only the disc support and the abutment which, as in the first embodiment, are requested in pure compression.
- the disk support also includes in both embodiments an inner duct that flows into a chamber communicated with the generator's gas outlet chamber by radial ducts. If the rupture disc breaks when the gas pressure exceeds a certain value, the gas in the container does not exit directly to the gas outlet chamber but through the said inner ducts of the disk support, thereby providing a safety mechanism to the gas container.
- the gas container according to the present invention can have the external gas evacuation ducts arranged so that its axis is perpendicular or parallel to the axis of the container, which favors its adaptability to different types of devices, be they airbags, prestressing devices of belts, fire extinguishing devices or explosions or others.
- Figure 1 is a perspective view of a compressed gas container.
- Figure 2 is an exploded perspective view of the set of elements that constitute a pressurized gas container according to a first embodiment of the invention with movable pillar.
- Figure 3 is a partial perspective view of the interior of the pressurized gas generator according to the first embodiment of the invention showing the support device and the pyrotechnic device included therein.
- Figure 4 is a perspective view of the pressurized gas container according to the invention cut in a vertical plane (in relation to the position shown in Figure 1).
- Figure 5 is a view of the cutting section of Figure 4.
- Figure 6 is a sectional view of the section along the same plane as the
- Figure 5 of a second embodiment of the invention with destructible abutment Figures 7 and 8 are partial views of the aforementioned cutting section showing the pressurized gas container before and after the pyrotechnic device is activated.
- Figures 9 and 10 are partial views of the aforementioned cutting section showing the pressurized gas container before and after a rupture of the rupture disk.
- Figure 11 is a perspective view of an inner section of the second embodiment of the invention showing axial gas evacuation ducts.
- Figure 12 is a perspective view of an inner section of the second embodiment of the invention showing gas evacuation ducts with an axial and a radial part.
- the pressurized gas container is formed, in a first embodiment of the present invention, which we will describe below, by a cylindrical tank 1 where the pressurized gas and a series of elements will be stored, located inside a distributor body 29, to keep it tightly closed until an opening mechanism that facilitates the exit of the gas is activated.
- the tank 1 acts as a gas accumulator, which can be any type of gas and especially a mixture of noble gases.
- the tank 1 must be airtight and therefore its lower part 12, where the filling of the gas is carried out, must be configured so that it can proceed and that it can be sealed tightly after filling the gas.
- the tank 1 On its upper part, the tank 1 is closed by means of the calibrated passage plate 2, which has a central hole 9 of diameter d1 for the gas outlet, and the rupture disk 3 that seals said hole and is welded to the plate 2 to ensure the level of tightness necessary.
- the opening device located inside the distributor body 29 includes, on the one hand, a support device for the breaking disc 3 for keep the tank 1 closed and, on the other hand, a device for activating the rupture of the rupture disc 3 so that the gases leave at the desired time.
- the support device comprises the following elements: the disk support 4, the lower centering piece 5, the pillar 6, the upper centering piece 7 and the upper cap 8.
- the activation mechanism comprises the ignition device 10 and the impactable mass 11.
- the calibrated passage plate 2 resists this effort by being attached to the tank 1 by welding of sufficient width.
- the rupture disk 3 is communicated with the tank 1 through the hole 9 of diameter d1 made in the calibrated passage plate 2, such that its inner face is in contact with the pressurized gas. To resist this pressure, the rupture disk 3 is welded to the calibrated passage plate 2 circumferentially and weld diameter D.
- the central part of the rupture disk 3 is deformed by a distance h, of a value dependent on its thickness and the welding diameter D, which must be greater as long as the diameter d1 chosen for the hole 9 of the step plate calibrated 2, depending on the gas evacuation requirements.
- the rupture disk 3 is sized so that it cannot withstand the internal pressure of the gas accumulated in the tank 1 in need of an additional support mechanism.
- Figure 3 shows, in its lower part, that mechanism, once assembled the elements that integrate it, that is to say the disk support 4 at one end, the pillar 6 in the center, the plug 8 at the other end and the pieces centering machines 5 and 7 as auxiliary elements.
- the opening activation mechanism has also been placed to illustrate its operation: the ignitor 10 will fire the mass 11 that will move from its position on the pillar 6 depriving the rupture disk 3 of the support provided by the disk support 4, which will move freely to the right as pillar 6 does not prevent it.
- the first element of the support mechanism is concentrically located with the calibrated passage plate 2 and is formed by a first part 30 with an inner duct 16 of diameter d3, a second part 31 in which said inner duct and in which there are also ducts 17, 18 of diameter d4 of perpendicular axis to that of duct 16 and a third solid part 32.
- the first part 31 serves as a centering for the calibrated passage plate 2 and for the distributor body 29 which in turn it focuses on disk support 4.
- the disk support 4 which in turn transmits the load to the pillar 6, this one to the upper cap 8 and this one to the distributor body 29.
- the distributor body 29 is statically balanced since its lower part is embedded by the closure of the mouth 14 of the tank 1, above the calibrated passage plate 2, which is located in the step 15 of the upper part of the tank, which is used to define the distance h between the disc Breaking 3 and disk support 4.
- the disk support 4 includes, as we have said, an inner duct 16, axial with respect to the axis of the tank, whose diameter d3 serves as a parameterizing element of the pressure at which the rupture disk 3 acts as a safety valve. It also has inner ducts 17, 18 perpendicular to the axis of the tank 1 and also normal to each other to regulate the gas flow outlet speed in the operating situation as a safety valve. Mounted on the distributor body 29, is the pyrotechnic ignitor
- the igniter 10 is electrically powered and the explosion of the pyrotechnic charge is activated, generating a peak of pressure in the chamber 19 which causes the impacted mass 11 to collide with the pillar 6.
- This shock it makes the pillar 6 pivot clockwise, overcoming the frictional force between the upper cap 8 and the pillar 6 and also overcoming the resistant pivoting moment between the pillar 6 and the disc support 4.
- the difference of surface hardness between the disk support 4 and the pillar 6, choosing for each of them appropriate materials, causes, due to the compression to which they are subjected, a small circular notch is made in the disk support 4 that facilitates the pivot
- a small plane is generated in the pillar 6 designed to work with the force that balances the assembly and, in addition, to facilitate pivoting when the impacted mass 11 hits the pillar 6.
- the lower centering piece 5 is a plastic piece whose function is to center the elements that go inside it, that is to say the disk support 4 and the pillar 6, with respect to the distributor body 29 in addition to facilitating assembly.
- the upper centering piece 7 is a plastic piece whose function is to center the elements that go inside it, that is to say the pillar 6 and the cap 8, with respect to the distributor body 29, in addition to facilitating assembly.
- Both centering pieces 5, 7 include weakened areas 35, 37 on the far side of the ignitor 10 to allow easy exit of the pillar 6 when the mass 11 impacts it.
- the displacement of the abutment 6 is carried out so that it does not interfere with the movement of the disk support 4. Due to the volume of the chamber 20 delimited in the distributor body 29 in the location area of the abutment 6 and the geometry of the disk support 4, the displacement of the disk support 4 along the conduit 25 occurs without permanent resistances other than the pressure of the chamber 20, controlled by the conduit 21 of diameter d2 that puts it in contact with the outside.
- Figure 6 shows a second embodiment of the invention which, as can be seen by comparing it with Figure 4, only differs from the first embodiment in that the support device only comprises the support - disk lu 4 and a pillar 6 and that the pyrotechnic device is configured to destroy the pillar, instead of displacing it.
- the igniter 10 When the device needs to be activated, such as when an accident is detected if the generator is used to inflate an airbag of a motor vehicle, the igniter 10 is electrically powered and the pyrotechnic explosion is activated, generating a pressure wave in the release chamber 20, and the spontaneous rupture of the pillar 6 due to its internal location and the increase in local stresses of the material.
- the gas generated in the explosion of the igniter 10 is expelled through the conduit 21 of diameter d2, it being possible to control the speed of movement of the disk support 4 with the pressure existing in the release chamber 20 by the diameter d2 of the conduit 21.
- the breakage of the pillar 6 is carried out so that the resulting pieces do not interfere with the movement of the disk support 4 and cannot escape through the conduit 21. Due to the volume of the chamber 20 and the geometry of the support of the disk 4, the volume of the pieces of fractionated material, allows the displacement of the disk support 4 through the conduit 25 without permanent resistances other than the pressure in the release chamber controlled by the diameter of the conduit 21.
- the rupture disk 3 also acts as a safety valve, as we will see below, following Figures 9 and 10.
- the rupture disc 3 can break if the pressure difference between its inner and outer face it reaches a certain limit value. In that case, the gas enters the inner conduit 16 of the disk support 4 which flows into the chamber 26 that communicates with the gas outlet chamber 22 through the ducts 17, 18 in diameter d4. The gas will flow out from the gas outlet chamber 22 through the pipes 23 of diameter d5 located in the distributor body 29.
- the configuration of the distributor body includes as we have seen a gas outlet chamber 22 separated from the release chamber 20 where the displacement of the pillar 6 of the support device takes place as a result of the impact of mass 11 or its destruction by the explosion of the pyrotechnic charge.
- That gas outlet chamber 22 has radial outlet ducts 23 near the mouth of the tank 1.
- the gas outlet ducts are not configured like the aforementioned radial ducts 23.
- Figure 11 shows axial ducts 43 leading to the upper end of the distributor body and Figure 12 ducts with an axial part 43 and a radial part 44 away from the mouth of the tank 1. As shown in Figures 11 and 12, these ducts are separated from the release chamber 20 so that the exhaust gases do not drag any material from the elements involved in the activation mechanism of the opening device.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Bags (AREA)
- Sampling And Sample Adjustment (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002251096A AU2002251096A1 (en) | 2002-04-10 | 2002-04-10 | Pressurized gas container |
AT02720024T ATE309928T1 (de) | 2002-04-10 | 2002-04-10 | Druckgasbehälter |
ES02720024T ES2248542T3 (es) | 2002-04-10 | 2002-04-10 | Contenedor de gas a presion. |
EP02720024A EP1493638B1 (en) | 2002-04-10 | 2002-04-10 | Pressurized gas container |
PCT/ES2002/000175 WO2003084785A1 (es) | 2002-04-10 | 2002-04-10 | Contenedor de gas a presion |
DE60207448T DE60207448T2 (de) | 2002-04-10 | 2002-04-10 | Druckgasbehälter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/ES2002/000175 WO2003084785A1 (es) | 2002-04-10 | 2002-04-10 | Contenedor de gas a presion |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003084785A1 true WO2003084785A1 (es) | 2003-10-16 |
WO2003084785A8 WO2003084785A8 (es) | 2004-04-29 |
Family
ID=28686080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/ES2002/000175 WO2003084785A1 (es) | 2002-04-10 | 2002-04-10 | Contenedor de gas a presion |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1493638B1 (es) |
AT (1) | ATE309928T1 (es) |
AU (1) | AU2002251096A1 (es) |
DE (1) | DE60207448T2 (es) |
ES (1) | ES2248542T3 (es) |
WO (1) | WO2003084785A1 (es) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005088178A1 (en) * | 2004-03-11 | 2005-09-22 | Kidde-Fenwal, Inc. | Method and apparatus for rapidly venting fluid |
US8561711B2 (en) | 2008-09-19 | 2013-10-22 | Kidde-Fenwal, Inc. | Dispensing valve and method for dispensing a fluid under pressure |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7695010B2 (en) | 2008-02-19 | 2010-04-13 | Autoliv Asp, Inc. | Inflator with frangible support |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3663036A (en) * | 1970-06-16 | 1972-05-16 | Olin Corp | Vehicle safety device having an inflatable confinement |
US4203616A (en) * | 1977-02-08 | 1980-05-20 | Honda Giken Kogyo Kabushiki Kaisha | Air bag device for cars |
US5458368A (en) * | 1994-01-18 | 1995-10-17 | Cermak; Ronald | Collision sensor and actuation apparatus |
EP0715994A2 (de) * | 1994-12-08 | 1996-06-12 | TEMIC Bayern-Chemie Airbag GmbH | Hybrid-Gasgenerator für Sicherheitssysteme in Kraftfahrzeugen |
WO1997016330A2 (de) * | 1995-10-31 | 1997-05-09 | Autoliv Development Ab | Vorrichtung zum einströmenlassen von unter druck stehendem gas in eine fahrzeugsicherheitsvorrichtung |
WO1999012775A1 (de) * | 1997-09-09 | 1999-03-18 | Welz Industrieprodukte Gmbh | Öffnungsvorrichtung für den gasdruckbehälter eines airbags |
WO2002000474A2 (de) * | 2000-06-29 | 2002-01-03 | Welz Industrieprodukte Gmbh | Kaltgasgenerator |
-
2002
- 2002-04-10 EP EP02720024A patent/EP1493638B1/en not_active Expired - Lifetime
- 2002-04-10 WO PCT/ES2002/000175 patent/WO2003084785A1/es not_active Application Discontinuation
- 2002-04-10 ES ES02720024T patent/ES2248542T3/es not_active Expired - Lifetime
- 2002-04-10 AU AU2002251096A patent/AU2002251096A1/en not_active Abandoned
- 2002-04-10 AT AT02720024T patent/ATE309928T1/de not_active IP Right Cessation
- 2002-04-10 DE DE60207448T patent/DE60207448T2/de not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3663036A (en) * | 1970-06-16 | 1972-05-16 | Olin Corp | Vehicle safety device having an inflatable confinement |
US4203616A (en) * | 1977-02-08 | 1980-05-20 | Honda Giken Kogyo Kabushiki Kaisha | Air bag device for cars |
US5458368A (en) * | 1994-01-18 | 1995-10-17 | Cermak; Ronald | Collision sensor and actuation apparatus |
EP0715994A2 (de) * | 1994-12-08 | 1996-06-12 | TEMIC Bayern-Chemie Airbag GmbH | Hybrid-Gasgenerator für Sicherheitssysteme in Kraftfahrzeugen |
WO1997016330A2 (de) * | 1995-10-31 | 1997-05-09 | Autoliv Development Ab | Vorrichtung zum einströmenlassen von unter druck stehendem gas in eine fahrzeugsicherheitsvorrichtung |
WO1999012775A1 (de) * | 1997-09-09 | 1999-03-18 | Welz Industrieprodukte Gmbh | Öffnungsvorrichtung für den gasdruckbehälter eines airbags |
WO2002000474A2 (de) * | 2000-06-29 | 2002-01-03 | Welz Industrieprodukte Gmbh | Kaltgasgenerator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005088178A1 (en) * | 2004-03-11 | 2005-09-22 | Kidde-Fenwal, Inc. | Method and apparatus for rapidly venting fluid |
US8561711B2 (en) | 2008-09-19 | 2013-10-22 | Kidde-Fenwal, Inc. | Dispensing valve and method for dispensing a fluid under pressure |
Also Published As
Publication number | Publication date |
---|---|
AU2002251096A1 (en) | 2003-10-20 |
WO2003084785A8 (es) | 2004-04-29 |
EP1493638B1 (en) | 2005-11-16 |
ES2248542T3 (es) | 2006-03-16 |
AU2002251096A8 (en) | 2003-10-20 |
DE60207448D1 (de) | 2005-12-22 |
DE60207448T2 (de) | 2006-07-27 |
ATE309928T1 (de) | 2005-12-15 |
EP1493638A1 (en) | 2005-01-05 |
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