US3291452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power winch control
Assignee: Individual
•
Filing: 1965-10-21
•
Granted: 1966-12-13
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Rau Carl
- 👤 Edward A Rau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:16
CPC Classifications
B; B66; B66D; B66D5/00; B66D5/32; B66D2700/00; B66D2700/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A POWER WINCH CONTROL COMPRISING A FRAMEWORK, A TOOTHED RATCHET MOUNTED IN SAID FRAMEWORK, A REEL ATTACHED TO SAID RATCHET, A PAWL PIVOTALLY SECURED TO SAID FRAMEWORK AND ADAPTED TO ENGAGE SAID RATCHET, SAID PAWL INCLUDING AN EXTENDING PORTION ATTACHED THERETO, A ROD PASSING THROUGH SAID EXTENDING PORTION, A SPRING RECEIVING SAID ROD, A COLLAR ATTACHED TO SAID ROD BEARING AGAINST SAID SPRING FOR URGING SAID PAWL AGAINST THE TEETH OF SAID RATCHET, A BRAKING ELEMENT ADAPTED TO ENGAGE SAID RATCHET, SAID ROD BEING SECURED TO SAID BRAKING ELEMENT, A LEVER PIVOTALLY ATTACHED TO SAID ROD, A POST TO WHICH SAID LEVER IS PIVOTED, ABUTMENT MEMBERS ATTACHED TO SAID POST FOR LIMITING MOVEMENT OF SAID LEVER, MOVEMENT OF SAID LEVER TOWARD SAID PAWL CAUSING SAID PAWL TO ENGAGE SAID RATCHET TEETH, MOVEMENT OF SAID LEVER AWAY FROM SAID PAWL CAUSING BRAKING ACTION OF SAID BRAKING ELEMENT WITH SAID RATCHET.
Claim 2
Dependent Claim
149 words
A POWER WINCH CONTROL COMPRISING A FRAMEWORK, A TOOTHED RATCHET MOUNTED IN SAID FRAMEWORK, A REEL ATTACHED TO SAID RATCHET, A PAWL PIVOTALLY SECURED TO SAID FRAMEWORK AND ADAPTED TO ENGAGE SAID RATCHET, SAID PAWL INCLUDING AN EXTENDING PORTION ATTACHED THERETO, A ROD PASSING THROUGH SAID EXTENDING PORTION, A SPRING RECEIVING SAID ROD, A COLLAR ATTACHED TO SAID ROD BEARING AGAINST SAID SPRING FOR URGING SAID PAWL AGAINST THE TEETH OF SAID RATCHET, A BRAKING ELEMENT ADAPTED TO ENGAGE SAID RATCHET, SAID ROD BEING SECURED TO SAID BRAKING ELEMENT, A LEVER PIVOTALLY ATTACHED TO SAID ROD, A POST TO WHICH SAID LEVER IS PIVOTED, ABUTMENT MEMBERS ATTACHED TO SAID POST FOR LIMITING MOVEMENT OF SAID LEVER, MOVEMENT OF SAID LEVER TOWARD SAID PAWL CAUSING SAID PAWL TO ENGAGE SAID RATCHET TEETH, MOVEMENT OF SAID LEVER AWAY FROM SAID PAWL CAUSING BRAKING ACTION OF SAID BRAKING ELEMENT WITH SAID RATCHET.
References Cited (Backward Citations)
US2671880A
Cited
US3083675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |