US3132721A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal bending compression shock absorber
Assignee: VAN ZELM ASSOCIATES Inc
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Filing: 1962-07-05
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Granted: 1964-05-12
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Expires: 1982-07-05
Abstract
No abstract record available.
Inventors
- 👤 Martin A Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:36
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/12; F16F7/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A COMPRESSION TYPE SHOCK ABSORBER COMPRISING A METAL TUBULAR MEANS ADAPTED FOR ATTACHMENT AT ONE END THEREOF TO ONE OF A PAIR OF STRUCTURES SUBJECT TO IMPACT FORCES, MEANS ENGAGING SAID TUBULAR MEANS AT ITS OPPOSITE END AND ADAPTED FOR CONNECTION TO THE OTHER OF SAID STRUCTURES, SAID LAST-MENTIONED MEANS INCLUDING DIE MEANS IN SQUASHING ENGAGEMENT WITH SAID OPPOSITE END OF THE OUTSIDE OF SAID TUBULAR MEANS AND OPERATIVE TO PROGRESSIVELY SQUASH SAID OPPOSITE END OF SAID TUBULAR MEANS INWARDLY AS SAID STRUCTURES APPROACH EACH OTHER UNDER THE EFFECT OF IMPACT FORCES TO THEREBY ABSORB THE ENERGY OF SAID IMPACT FORCES ACTING ON SAID STRUCTURES BY THE ABSORPTION OF ENERGY IN THE DEFORMATION OF SAID METAL TUBULAR MEANS.
Claim 2
Dependent Claim
118 words
A COMPRESSION TYPE SHOCK ABSORBER COMPRISING A METAL TUBULAR MEANS ADAPTED FOR ATTACHMENT AT ONE END THEREOF TO ONE OF A PAIR OF STRUCTURES SUBJECT TO IMPACT FORCES, MEANS ENGAGING SAID TUBULAR MEANS AT ITS OPPOSITE END AND ADAPTED FOR CONNECTION TO THE OTHER OF SAID STRUCTURES, SAID LAST-MENTIONED MEANS INCLUDING DIE MEANS IN SQUASHING ENGAGEMENT WITH SAID OPPOSITE END OF THE OUTSIDE OF SAID TUBULAR MEANS AND OPERATIVE TO PROGRESSIVELY SQUASH SAID OPPOSITE END OF SAID TUBULAR MEANS INWARDLY AS SAID STRUCTURES APPROACH EACH OTHER UNDER THE EFFECT OF IMPACT FORCES TO THEREBY ABSORB THE ENERGY OF SAID IMPACT FORCES ACTING ON SAID STRUCTURES BY THE ABSORPTION OF ENERGY IN THE DEFORMATION OF SAID METAL TUBULAR MEANS.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |