US3292949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking mechanisms for hitches
Assignee: Rubery Owen and Co Ltd
•
Filing: 1964-12-30
•
Granted: 1966-12-20
•
Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Restall George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:55
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/06; A01B59/061; A01B59/062; B; B60; B60D; B60D1/00; B60D1/24; B60D1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A HITCH FOR COUPLING A TRACTOR TO AN IMPLEMENT COMPRISING A FIRST HITCH MEMBER ADAPTED TO BE CONNECTED TO THE TRACTOR AND A SECOND HITCH MEMBER ADAPTED TO BE CONNECTOR TO THE IMPLEMENT, THE HITCH MEMBERS HAVING CO-OPERATING PARTS WHICH ARE TO BE CONNECTED, ALIGNED PINS PASSING THROUGH AND INTO THE CO-OPERATING PARTS TO BE CONNECTED, AN ANGULARLY MOVABLE LEVER HAVING OPPOSED LIMBS IN THE FREE ENDS OF WHICH THE ALIGNED PINS ARE CARRIED, SAID LEVER BEING ANGULARLY MOVABLE ABOUT THE PINS AS AN AXIS, AND RELATIVELY STATIONARY CAM MEANS CO-OPERAT-
Claim 2
Dependent Claim
91 words
A HITCH FOR COUPLING A TRACTOR TO AN IMPLEMENT COMPRISING A FIRST HITCH MEMBER ADAPTED TO BE CONNECTED TO THE TRACTOR AND A SECOND HITCH MEMBER ADAPTED TO BE CONNECTOR TO THE IMPLEMENT, THE HITCH MEMBERS HAVING CO-OPERATING PARTS WHICH ARE TO BE CONNECTED, ALIGNED PINS PASSING THROUGH AND INTO THE CO-OPERATING PARTS TO BE CONNECTED, AN ANGULARLY MOVABLE LEVER HAVING OPPOSED LIMBS IN THE FREE ENDS OF WHICH THE ALIGNED PINS ARE CARRIED, SAID LEVER BEING ANGULARLY MOVABLE ABOUT THE PINS AS AN AXIS, AND RELATIVELY STATIONARY CAM MEANS CO-OPERAT-
References Cited (Backward Citations)
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Cited
US2914342A
Cited
US3029092A
Cited
US3074501A
Cited
US3220751A
Cited
US3195651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |