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US5342081A Expired / Lapsed US ⏱️ 0.0 years remaining

Air bag module with top mounted bag

Assignee: Joyson Safety Systems Inc
•
Filing: 1993-04-30
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Granted: 1994-08-30
•
Expires: 2013-04-30
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Abstract

Abstract An air bag module (10) having a housing 12) having an open end (14) defined by first (20) and second (22) side walls and first (30) and second end walls (32); the first and second side walls and first and second end walls, proximate the open end, each comprising an extending boss (40a-d), each boss (40a-d) comprising at least one slit (42), each slit at a lower portion thereof including an enlarged portion (44); an air bag (50) including an inlet portion (52) approximately the size and shape of the housing open end (14), the air bag proximate ends of the inlet portion being formed with looped portions, each looped portion being inserted within a slit (42) in a corresponding boss (40a-d); a plurality of bars inserted within each looped portion of the air bag after the looped portion is within a designated slit, for preventing the looped portion from being dislodged therefrom; a cover (100) including a top (102) having a frangible tear portion (104) torn open upon inflation of the air bag, side walls (106a-d) and a lip portion (108) extending inwardly from each side wall (106a-d), the cover (100) fitted to the housing supporting each looped portion and bar within a corresponding slit.

Inventors

  • 👤 William Rogerson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 06:12
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/20; B60R21/217; B60R21/2171; B60R21/26; B60R21/261; B60R21/268; B60R21/272

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 152 words
An air bag module (10) comprising a housing (12) having a walled portion (20,22,30,32) defining an opening (14), the walled portion including a plurality of bosses generally about at least part of the opening (14), each boss (40a-d ) comprising at least one slit (42); an air bag (50) including an inlet portion (52), the air bag proximate ends of the inlet portion being formed with looped portions, each looped portion being inserted within a designated slit (42) in a corresponding boss (40a-d ); first means inserted within each looped portion of the air bag, for preventing the looped portion from sliding out of the designated slit; a cover (100) including a top (102), side walls (106) about the top and a lip portion (108) extending inwardly from at least one side wall (106), the cover (80) fitted to the housing supporting each looped portion and first means within a corresponding slit.
Claim 2
Dependent Claim 152 words
An air bag module (10) comprising a housing (12) having a walled portion (20,22,30,32) defining an opening (14), the walled portion including a plurality of bosses generally about at least part of the opening (14), each boss (40a-d ) comprising at least one slit (42); an air bag (50) including an inlet portion (52), the air bag proximate ends of the inlet portion being formed with looped portions, each looped portion being inserted within a designated slit (42) in a corresponding boss (40a-d ); first means inserted within each looped portion of the air bag, for preventing the looped portion from sliding out of the designated slit; a cover (100) including a top (102), side walls (106) about the top and a lip portion (108) extending inwardly from at least one side wall (106), the cover (80) fitted to the housing supporting each looped portion and first means within a corresponding slit.
Claim 3
Dependent Claim 16 words
The apparatus as defined in claim 1 wherein the first means comprises a thin rod (92).
Claim 4
Dependent Claim 12 words
The apparatus as defined in claim 2 wherein the rod is plastic.
Claim 5
Dependent Claim 48 words
The apparatus as defined in claim 1 wherein the air bag includes, proximate the inlet portion, first (54) and second (56) side panels, and mating first (58) and second (60) end panels joining the side panels, the end of each side panel provided with the looped portion (70).
Claim 6
Dependent Claim 55 words
The apparatus as defined in claim 1 wherein the housing (12) includes first (20) and second (22) side walls and first (30) and second end walls (32) joined to the side walls, the first and second side walls and first and second end walls, proximate the opening, each comprising one of the bosses (40a-d ).
Claim 7
Dependent Claim 55 words
The apparatus as defined in claim 1 further including an inflator (130) secured to the housing to inflate the air bag, the inflator (130) including a single exit port (160) and an axial deflector (170) secured about the exit port (160) to divert exiting gases away from the inflator (130) in a thrust neutral manner.
Claim 8
Dependent Claim 64 words
The apparatus as defined in claim 6 wherein the deflector includes an arcuately shaped member secured to the inflator about the exit port, the member defining a trough, in cooperation with a wall of the inflator, wherein opposite ends of the trough are open and wherein the total area of the open ends is equal or greater than the area of the exit port.

References Cited (Backward Citations)

DE2443267A1 Cited
US4111457A Cited
EP0422840B1 Cited
US5184843A Cited
JPH04356247A Cited
US5186492A Cited
EP0529304A1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1997-08-29 1998-02-28 1998-08-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2001-08-29 2002-02-28 2002-08-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2005-08-29 2006-02-28 2006-08-30 $7700.00 Window Closed / Lapsed

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