US3831972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable gas cushion for passenger protection of vehicles, especially motor vehicles
Assignee: Daimler Benz AG
•
Filing: 1972-10-06
•
Granted: 1974-08-27
•
Expires: 1992-10-06
Abstract
Abstract An inflatable gas cushion for the protection of the passengers of vehicles, especially of motor vehicles, in which the side of the inflatable gas cushion facing the user is constructed offset step-shaped in such a manner that an impact surface for the head of the user which is formed thereby is essentially horizontal or only slightly inclined with respect to the horizontal when the gas cushion is inflated.
Inventors
- 👤 R Allgaier
- 👤 L Brambilla
- 👤 H Scholz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:30
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/23; B60R21/231; B60R21/233; B60R21/2334; B60R21/2338; B60R2021/23382
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
126 words
A safety arrangement for the protection of passengers of vehicles, especially of motor vehicles including a windshield, the arrangement comprising: an inflatable gas cushion, means for inflating said gas cushion upon exceeding a predetermined deceleration, said gas cushion in the inflated position having a protective surface facing the vehicle passenger which is offset step-shaped in configuration, said protective surface including a pair of spaced vertically extending surface portions and a substantially horizontally extending surface portion defining an impact surface for the head of the vehicle passenger, said gas cushion including a further surface portion disposed opposite said protective surface adapted to match the contour of the vehicle windshield, and a band means disposed within said gas cushion for increasing the form rigidity of said impact surface.
Claim 2
Dependent Claim
126 words
A safety arrangement for the protection of passengers of vehicles, especially of motor vehicles including a windshield, the arrangement comprising: an inflatable gas cushion, means for inflating said gas cushion upon exceeding a predetermined deceleration, said gas cushion in the inflated position having a protective surface facing the vehicle passenger which is offset step-shaped in configuration, said protective surface including a pair of spaced vertically extending surface portions and a substantially horizontally extending surface portion defining an impact surface for the head of the vehicle passenger, said gas cushion including a further surface portion disposed opposite said protective surface adapted to match the contour of the vehicle windshield, and a band means disposed within said gas cushion for increasing the form rigidity of said impact surface.
Claim 3
Dependent Claim
48 words
A safety arrangement according to claim 1, wherein-the vehicle includes a relatively fixed vehicle part and wherein one end of said band means is connected with the gas cushion within the area of said impact surface and the other end is connected with the relatively fixed vehicle part.
Claim 4
Dependent Claim
32 words
A safety arrangement according to claim 2, wherein said inflating means is disposed on the relatively fixed vehicle part, said other end of said band means being connected with said inflating means.
Claim 5
Dependent Claim
20 words
A safety arrangement According to claim 3, wherein said inflating means is a gas generator for inflating said inflatable cushion.
References Cited (Backward Citations)
US3451694A
Cited
US3588140A
Cited
US3514125A
Cited
US3617073A
Cited
US3614128A
Cited
US3614127A
Cited
US3642303A
Cited
US3650223A
Cited
US3727942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-26 | 1978-02-25 | 1978-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-26 | 1982-02-25 | 1982-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-26 | 1986-02-25 | 1986-08-27 | $7700.00 | Window Closed / Lapsed |