Patent US3722528A successfully refreshed from Google Patents.
US3722528A
Expired / Lapsed
US
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Arrangement for quietly inflating safety gas bags in motor vehicles
Assignee: Individual
•
Filing: 1971-09-21
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Granted: 1973-03-27
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Expires: 1991-09-21
Abstract
Abstract An arrangement for quietly inflating safety gas bags in motor vehicles from a source of compressed gas. The source has at least two pressure vessels separated from each other and each of the vessels has a discharge outlet. A valve is mounted at each of the discharge outlets for controlling the passage of gas therethrough respectively. A release mechanism is mounted at the vessels for opening the valve of one of the vessels after the valve of the other vessel opens.
Inventors
- 👤 E Fiala
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:39
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/26; B60R21/268; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4841
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
80 words
Arrangement for quietly inflating safety gas bags in motor vehicles from a source of compressed gas, said source comprising at least two pressure vessels separated from each other, each of said vessels having a discharge outlet, a valve mounted at each of said discharge outlets for controlling the passage of gas therethrough respectively, and release means mounted at said vessels for opening the valve of one of said vessels after the valve of the other one of said vessels opens.
Claim 2
Dependent Claim
80 words
Arrangement for quietly inflating safety gas bags in motor vehicles from a source of compressed gas, said source comprising at least two pressure vessels separated from each other, each of said vessels having a discharge outlet, a valve mounted at each of said discharge outlets for controlling the passage of gas therethrough respectively, and release means mounted at said vessels for opening the valve of one of said vessels after the valve of the other one of said vessels opens.
Claim 3
Dependent Claim
65 words
Arrangement according to claim 1, said release means comprising a hollow cylinder member connecting the interior of said one vessel with the interior of said other vessel, a piston disposed in said cylinder member so as to be slidable therein, said piston being connected to said valve of said one vessel for opening said last mentioned valve after said valve of said other vessel opens.
Claim 4
Dependent Claim
33 words
Arrangement according to claim 2 said valve of said one vessel being a flap valve having a pivoted flap, said release means comprising a mechanical linkage for connecting said piston with said flap.
Claim 5
Dependent Claim
23 words
Arrangement according to claim 2, said release means comprising a spring braced against said piston for applying a force to one end thereof.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |