Patent US3281120A successfully refreshed from Google Patents.
US3281120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winch assembly
Assignee: Individual
•
Filing: 1964-03-30
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Granted: 1966-10-25
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Rolland A Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:36
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/60; B66D1/74; B66D1/7421; B66D1/7431
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A WINCH ASSEMBLY COMPRISING: A BASE MEMBER HAVING A SHAFT EXTENDING THEREFROM, WITH SAID SHAFT FIXED AGAINST ROTATION RELATIVE TO SAID BASE MEMBER, A DRUM ROTATABLY MOUNTED ON SAID SHAFT, A CLEAT NON-ROTATABLY SECURED TO SAID SHAFT ADJACENT AN END OF SAID DRUM, SAID NON-ROTATABLE CLEAT HAVING A WEDGE ANGLE SUBSTANTIAALLY NORMAL TO SAID SHAFT, AND MEANS BLOCKING ROTATION TO SAID DRUM IN ONE DIRECTION WHILE PERMITTING ROTATION IN THE OPPOSITE DIRECTION.
Claim 2
Dependent Claim
72 words
A WINCH ASSEMBLY COMPRISING: A BASE MEMBER HAVING A SHAFT EXTENDING THEREFROM, WITH SAID SHAFT FIXED AGAINST ROTATION RELATIVE TO SAID BASE MEMBER, A DRUM ROTATABLY MOUNTED ON SAID SHAFT, A CLEAT NON-ROTATABLY SECURED TO SAID SHAFT ADJACENT AN END OF SAID DRUM, SAID NON-ROTATABLE CLEAT HAVING A WEDGE ANGLE SUBSTANTIAALLY NORMAL TO SAID SHAFT, AND MEANS BLOCKING ROTATION TO SAID DRUM IN ONE DIRECTION WHILE PERMITTING ROTATION IN THE OPPOSITE DIRECTION.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |