Patent US3128111A successfully refreshed from Google Patents.
US3128111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening means for railway car grain doors
Assignee: Individual
•
Filing: 1962-04-12
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Granted: 1964-04-07
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Expires: 1982-04-12
Abstract
No abstract record available.
Inventors
- 👤 Lamont F Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:19
CPC Classifications
B; B61; B61D; B61D19/00; B61D19/001; B61D19/002; Y; Y10; Y10S; Y10S292/00; Y10S292/32; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/394; Y10T24/40; Y10T24/4002; Y10T24/4012; Y10T24/4016; Y10T292/00; Y10T292/03; Y10T292/08; Y10T292/0801; Y10T292/0848; Y10T292/0849; Y10T292/0857
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A FASTENER FOR USE IN A RAILWAY CAR HAVING A DOORWAY, TO SECURE ACROSS THE DOORWAY A GRAIN DOOR HAVING A PLURALITY OF HORIZONTALLY EXTENDING, VERTICALLY SPACED STRAPS COMPRISING HOUSING MEANS HAVING OPENINGS FOR RECEIVING THE END PORTIONS OF THE STRAPS THERETHROUGH, A PLURALITY OF GRIPPING MEANS DISPOSED IN THE HOUSING MEANS, EACH GRIPPING MEANS DISPOSED ADJACENT TO AND FOR COOPERATING WITH THE END PORTION OF A STRAP EXTENDING INTO THE HOUSING MEANS THROUGH THE OPENINGS, MEANS DISPOSED IN THE HOUSING MEANS FOR YIELDINGLY BIASING THE GRIPPING MEANS INTO WEDGING ENGAGEMENT WITH THE END PORTIONS OF THE STRAPS AGAINST AN INTERIOR WALL OF THE HOUSING MEANS TO PERMNIT MOVEMENT OF THE STRAPS ONLY IN A DIRECTION OUTWARDLY RELATIVE TO THE DOORWAY AND MEANS FOR SIMULTANEOUSLY RETRACTING THE GRIPPING MEANS AGAINST THE ACTION OF THE BIASING MEANS OUT OF ENGAGEMENT WITH THE STRAPS.
Claim 2
Dependent Claim
142 words
A FASTENER FOR USE IN A RAILWAY CAR HAVING A DOORWAY, TO SECURE ACROSS THE DOORWAY A GRAIN DOOR HAVING A PLURALITY OF HORIZONTALLY EXTENDING, VERTICALLY SPACED STRAPS COMPRISING HOUSING MEANS HAVING OPENINGS FOR RECEIVING THE END PORTIONS OF THE STRAPS THERETHROUGH, A PLURALITY OF GRIPPING MEANS DISPOSED IN THE HOUSING MEANS, EACH GRIPPING MEANS DISPOSED ADJACENT TO AND FOR COOPERATING WITH THE END PORTION OF A STRAP EXTENDING INTO THE HOUSING MEANS THROUGH THE OPENINGS, MEANS DISPOSED IN THE HOUSING MEANS FOR YIELDINGLY BIASING THE GRIPPING MEANS INTO WEDGING ENGAGEMENT WITH THE END PORTIONS OF THE STRAPS AGAINST AN INTERIOR WALL OF THE HOUSING MEANS TO PERMNIT MOVEMENT OF THE STRAPS ONLY IN A DIRECTION OUTWARDLY RELATIVE TO THE DOORWAY AND MEANS FOR SIMULTANEOUSLY RETRACTING THE GRIPPING MEANS AGAINST THE ACTION OF THE BIASING MEANS OUT OF ENGAGEMENT WITH THE STRAPS.
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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |