US3301335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy absorbing structure
Assignee: Individual
•
Filing: 1964-04-20
•
Granted: 1967-01-31
•
Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Snelling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:55
CPC Classifications
B; B25; B25F; B25F5/00; B25F5/006; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/14; F; F16; F16F; F16F1/00; F16F1/36; F16F1/37; F41; F41A; F41A3/00; F41A3/64; F41A3/78; F16F2230/00; F16F2230/36; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/2155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A TOOL OF THE CHARACTER INDICATED, AN ENCLOSING FRAME, A REACTION MASS SUPPORTED WITHIN SAID FRAME FOR LIMITED RELATIVELY FREE LONGITUDINAL MOVEMENT ON AN IMPACT-DRIVING AXIS, IMPACT-DRIVING MEANS HAVING A REACTIVELY BASED RELATION WITH SAID MASS AND HAVING AN IMPACT-DRIVING OUTPUT IN A FORWARD DIRECTION ON SAID AXIS, AND RECOIL ABSORBING MEANS CONTAINED WITHIN SAID FRAME AND POSITIONED TO BE COMPRESSED BETWEEN SAID MASS AND A REAR PART OF SAID FRAME AS SAID MASS IS DISPLACED REARWARDLY ON SAID AXIS UPON OPERATION OF SAID IMPACT-DRIVING MEANS, SAID RECOIL-ABSORBING MEANS COMPRISING AN ELONGATED MASS OF FOAMED PLASTIC MATERIAL HAVING AN OUTER
Claim 2
Dependent Claim
101 words
IN A TOOL OF THE CHARACTER INDICATED, AN ENCLOSING FRAME, A REACTION MASS SUPPORTED WITHIN SAID FRAME FOR LIMITED RELATIVELY FREE LONGITUDINAL MOVEMENT ON AN IMPACT-DRIVING AXIS, IMPACT-DRIVING MEANS HAVING A REACTIVELY BASED RELATION WITH SAID MASS AND HAVING AN IMPACT-DRIVING OUTPUT IN A FORWARD DIRECTION ON SAID AXIS, AND RECOIL ABSORBING MEANS CONTAINED WITHIN SAID FRAME AND POSITIONED TO BE COMPRESSED BETWEEN SAID MASS AND A REAR PART OF SAID FRAME AS SAID MASS IS DISPLACED REARWARDLY ON SAID AXIS UPON OPERATION OF SAID IMPACT-DRIVING MEANS, SAID RECOIL-ABSORBING MEANS COMPRISING AN ELONGATED MASS OF FOAMED PLASTIC MATERIAL HAVING AN OUTER
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |