Patent US3787083A successfully refreshed from Google Patents.
US3787083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety vehicle bumper
Assignee: Lee Raymond Organization Inc
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Filing: 1972-06-06
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Granted: 1974-01-22
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Expires: 1992-06-06
Abstract
Abstract A safety bumper for automotive vehicles with energy absorption properties to minimize the shock of collision. The bumper consists of a metal facing which is backed by blocks of foamed plastic, such as polyurethane, encased in porous plastic or fabric sheeting. For installation, on the front and on the rear of existing automobiles, the present metal bumper is retained as the metal facing, and the plastic foam formed in place, or affixed by means of adhesive to fill the space between the existing bumper and the front or the rear of the automobile body.
Inventors
- 👤 J Perlberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:37
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/02; B60R19/24; B60R19/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A replaceable shock absorbent bumper for the protection of an automotive vehicle from the effects of longitudinal collision, consisting of an external metal facing which is fastened to the frame of the vehicle, externally of the vehicle frame, with encased blocks of foamed plastic material or foamed latex mounted between the said external metal facing and the frame of the vehicle, in which the foamed plastic or foamed latex is in the form of individual blocks encased in a container of plastic sheeting, with the said container of plastic sheeting fitted with a zipper type fastener for removing and replacing a foamed plastic or latex blocks, as required, said plastic sheeting of the said container being fitted with air holes to provide venting of all surfaces of the encased foam material.
Claim 2
Dependent Claim
131 words
A replaceable shock absorbent bumper for the protection of an automotive vehicle from the effects of longitudinal collision, consisting of an external metal facing which is fastened to the frame of the vehicle, externally of the vehicle frame, with encased blocks of foamed plastic material or foamed latex mounted between the said external metal facing and the frame of the vehicle, in which the foamed plastic or foamed latex is in the form of individual blocks encased in a container of plastic sheeting, with the said container of plastic sheeting fitted with a zipper type fastener for removing and replacing a foamed plastic or latex blocks, as required, said plastic sheeting of the said container being fitted with air holes to provide venting of all surfaces of the encased foam material.
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) | 1977-01-21 | 1977-07-23 | 1978-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-21 | 1981-07-23 | 1982-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-21 | 1985-07-23 | 1986-01-22 | $7700.00 | Window Closed / Lapsed |