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US4126325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable air bag for motor vehicles for attenuating the impact effect of the passenger in case of accident
Assignee: Klippan GmbH Hamburg
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Filing: 1976-06-29
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Granted: 1978-11-21
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Expires: 1996-06-29
Abstract
Abstract Inflatable air bag having one or several air intake openings for drawing air from the passenger compartment into the air bag, and closure means for automatically sealing the air intake openings after inflation of the air bag. The closure means may consist of bands, tubes, flaps and the like.
Inventors
- 👤 Per O. Weman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:57
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/23; B60R21/231; B60R2021/23115
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
134 words
In an inflatable air bag disposed within the passenger compartment of a motor vehicle subject to impact and adapted for inflation with fluid supplied in part from a cartridge upon impact of the vehicle, the improvement wherein said bag has (a) at least one air intake opening provided in the front wall thereof, and (b) closure means comprising a flap operably associated with said air intake opening and a nozzle in communication with said cartridge and disposed within said bag, said nozzle having a plurality of openings, at least one opening directing said fluid towards the corners of said bag so as to inflate said bag and at least one other opening directing said fluid against the back side of said flap to automatically seal said air intake opening after inflation of said bag.
Claim 2
Dependent Claim
134 words
In an inflatable air bag disposed within the passenger compartment of a motor vehicle subject to impact and adapted for inflation with fluid supplied in part from a cartridge upon impact of the vehicle, the improvement wherein said bag has (a) at least one air intake opening provided in the front wall thereof, and (b) closure means comprising a flap operably associated with said air intake opening and a nozzle in communication with said cartridge and disposed within said bag, said nozzle having a plurality of openings, at least one opening directing said fluid towards the corners of said bag so as to inflate said bag and at least one other opening directing said fluid against the back side of said flap to automatically seal said air intake opening after inflation of said bag.
Claim 3
Dependent Claim
14 words
An inflatable air bag as recited in claim 1, wherein said fluid is gas.
Claim 4
Dependent Claim
109 words
In an inflatable air bag disposed within the passenger compartment of a motor vehicle subject to impact and adapted for inflation with fluid supplied in part from a cartridge upon impact of the vehicle, the improvement wherein said bag has (a) at least one air intake opening provided in the front wall thereof, and (b) closure means comprising a flap operably associated with said air intake opening and a nozzle in communication with said cartridge and disposed within said bag, so as to direct said fluid against the back side of said flap to automatically seal said air intake opening after inflation of said bag, said fluid comprising water.
Claim 5
Dependent Claim
109 words
In an inflatable air bag disposed within the passenger compartment of a motor vehicle subject to impact and adapted for inflation with fluid supplied in part from a cartridge upon impact of the vehicle, the improvement wherein said bag has (a) at least one air intake opening provided in the front wall thereof, and (b) closure means comprising a flap operably associated with said air intake opening and a nozzle in communication with said cartridge and disposed within said bag, so as to direct said fluid against the back side of said flap to automatically seal said air intake opening after inflation of said bag, said fluid comprising water.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-11-20 | 1982-05-22 | 1982-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-11-20 | 1986-05-22 | 1986-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-11-20 | 1990-05-22 | 1990-11-21 | $7700.00 | Window Closed / Lapsed |