US3747968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile cushion bumper
Assignee: Individual
•
Filing: 1971-10-15
•
Granted: 1973-07-24
•
Expires: 1991-10-15
Abstract
Abstract An automobile cushion bumper in which an inner bumper bar and an outer bumper bar are separated by a plurality of air bags positioned to absorb the shock of a collision on the outer bumper bar. In a modified form of the invention a plurality of bumper bars are separated by shock absorbing springs with the outer pair of bumper bars being separated by a plurality of air bags for absorbing the shock of collision.
Inventors
- 👤 G Hornsby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:31
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/02; B60R19/18; B60R19/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A cushion automobile bumper comprising an inner supporting bumper bar rigidly secured to the frame of a motor vehicle, a channel shaped outer bumper bar positioned in spaced parallel relation to the inner bumper bar, a plurality of other inner bumper bars arranged in spaced parallel relation between said inner supporting bumper bar and said outer bumper bar, means pivotally mounted on said outer bumper bar for supporting said outer bumper bar and said inner bumPer bars on said inner supporting bumper bar, a plurality of equidistantly spaced, longitudinally aligned, inflatable air bags positioned between said outer and the first of said inner bumper bars for absorbing collision shocks on said outer bumper bar, said means for supporting the bumper bars on the inner supporting bar comprising pins pivotally secured to said outer bumper bar and slidably mounted through said inner bumper bars, and additional shock absorbing means comprising coil springs mounted between the plurality of inner bumper bars and being supported on the pivoted pins.
Claim 2
Dependent Claim
166 words
A cushion automobile bumper comprising an inner supporting bumper bar rigidly secured to the frame of a motor vehicle, a channel shaped outer bumper bar positioned in spaced parallel relation to the inner bumper bar, a plurality of other inner bumper bars arranged in spaced parallel relation between said inner supporting bumper bar and said outer bumper bar, means pivotally mounted on said outer bumper bar for supporting said outer bumper bar and said inner bumPer bars on said inner supporting bumper bar, a plurality of equidistantly spaced, longitudinally aligned, inflatable air bags positioned between said outer and the first of said inner bumper bars for absorbing collision shocks on said outer bumper bar, said means for supporting the bumper bars on the inner supporting bar comprising pins pivotally secured to said outer bumper bar and slidably mounted through said inner bumper bars, and additional shock absorbing means comprising coil springs mounted between the plurality of inner bumper bars and being supported on the pivoted pins.
References Cited (Backward Citations)
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Cited
US1096609A
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US1521579A
Cited
US2144357A
Cited
US2236507A
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US3187710A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-23 | 1977-01-22 | 1977-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-23 | 1981-01-22 | 1981-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-23 | 1985-01-22 | 1985-07-24 | $7700.00 | Window Closed / Lapsed |