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US3074760A
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Shock absorbing coupling and safety seat belt embodying the same
Assignee: Hardman Tool & Engineering Co
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Filing: 1960-09-21
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Granted: 1963-01-22
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Expires: 1980-09-21
Abstract
No abstract record available.
Inventors
- 👤 Charles R Hodgekin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:27
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/28; B60R22/12; B60R22/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A SHOCK ABSORBER FOR SEAT BELTS AND THE LIKE COMPRISING A PAIR OF METAL LINKS, A STRECHABLE ENERGY ABSORPTION ELEMENT CONNECTING SAID LINKS WHICH STRETCHES UNDER A PREDETERMINED TENSILE STRESS APPLIED TO THE ELEMENT THROUGH SAID LINKS AND ABSORBS ENERGY AS IT STRETCHES, EACH LINK HAVING AN OPENING THERETHROUGH, AND A RELATIVELY NON-STRETCHABLE STRAP EXTENDING THROUGH THE OPENINGS IN SAID LINKS AND HAVING ITS ENDS PERMANENTLY JOINED TO FORM A LOOP PERMANENTLY CONNECTING SAID LINKS, THE LENGTH OF SAID LOOP BEING SUCH THAT THE LOOP ACCOMMODATES LIMITED STRETCHING OF SAID ELEMENT UNDER STRESS AND THEN BECOMES TAUT TO FORM A RELATIVELY NON-YIELDABLE CONNECTION BETWEEN SAID LINKS.
Claim 2
Dependent Claim
106 words
A SHOCK ABSORBER FOR SEAT BELTS AND THE LIKE COMPRISING A PAIR OF METAL LINKS, A STRECHABLE ENERGY ABSORPTION ELEMENT CONNECTING SAID LINKS WHICH STRETCHES UNDER A PREDETERMINED TENSILE STRESS APPLIED TO THE ELEMENT THROUGH SAID LINKS AND ABSORBS ENERGY AS IT STRETCHES, EACH LINK HAVING AN OPENING THERETHROUGH, AND A RELATIVELY NON-STRETCHABLE STRAP EXTENDING THROUGH THE OPENINGS IN SAID LINKS AND HAVING ITS ENDS PERMANENTLY JOINED TO FORM A LOOP PERMANENTLY CONNECTING SAID LINKS, THE LENGTH OF SAID LOOP BEING SUCH THAT THE LOOP ACCOMMODATES LIMITED STRETCHING OF SAID ELEMENT UNDER STRESS AND THEN BECOMES TAUT TO FORM A RELATIVELY NON-YIELDABLE CONNECTION BETWEEN SAID LINKS.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |