Patent US3138118A successfully refreshed from Google Patents.
US3138118A
Expired / Lapsed
US
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Vehicle construction for minimizing collision damage
Assignee: ThyssenKrupp Budd Co
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Filing: 1961-10-20
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Granted: 1964-06-23
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Albert G Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:55
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/12; B61G9/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
IN A RAILWAY CAR IN COMBINATION, WITH A MAIN UNDERFRAME STRUCTURE, OF FIRST SUPPLEMENTAL MEANS LOCATED WHERE IT WILL BE SUBJECT TO PRIMARY COLLISION IMPACTS AND FORMED TO FAIL AT COLLISION IMPACTS, AND ASSOCIATED SECOND SUPPLEMENTAL MEANS LOCATED AND ARRANGED TO TAKE COLLISION LOADS SUBSEQUENT TO FAILURE OF SAID FIRST SUPPLEMENTAL MEANS, SAID SECOND SUPPLEMENTAL MEANS PROVIDING APPROXIMATELY 50% ELONGATION BEFORE FAILURE WITHOUT REDUCTION OF ABSORBED LOAD TO ABSORB GREAT IMPACT ENERGY AND DISTRIBUTE IT INTO THE MAIN FRAME BEFORE THE DIRECT IMPACT REACHES THE MAIN UNDERFRAME.
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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |