Patent US3122901A successfully refreshed from Google Patents.
US3122901A
Expired / Lapsed
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Untversal joint assembly
Assignee: Individual
•
Filing: 1962-07-20
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Granted: 1964-03-03
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Expires: 1982-07-20
Abstract
No abstract record available.
Inventors
- 👤 Thompson Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:20
CPC Classifications
A; A01; A01B; A01B71/00; A01B71/08; F; F16; F16D; F16D3/00; F16D3/84; F16D3/841
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A UNIVERSAL JOINT ASSEMBLY FOR THE POWER TAKE-OFF CONNECTION OF AN AGRICULTURAL DEVICE COMPRISING; A PLURALITY OF UNIVERSAL JOINTS DRIVINGLY CONNECTED TO THE POWER TAKE-OFF CONNECTION IN END TO END RELATION, EACH JOINT INCLUDING A PAIR OF ELEMENTS PIVOTALLY COUPLED FOR MOVEMENT RELATIVE TO ONE ANOTHER ABOUT A PAIR OF PERPENDICULAR AXES; LONGITUDINALLY SPACED BEARINGS LOCATED COAXIALLY ALONG SAID JOINTS, EACH HAVING A PAIR OF INDEPENDENTLY ROTATABLE RACES SPACED BY BEARING MEMBERS CARRIED THEREON, A FIRST OF WHICH IS FIXED TO ONE OF SAID ELEMENTS OF EACH JOINT; AXIAL SPRING MEANS SURROUNDING SAID JOINTS, SAID SPRING MEANS BEING FIXED TO THE REMAINING RACE OF EACH BEARING, THE INTERIOR DIAMETER OF SAID SPRING MEANS BEING GREATER THAN THE MAXIMUM WIDTH OF SAID ELEMENTS; AND ANCHOR MEANS FIXED TO SAID SPRING ADAPTED TO BE FIXED TO THE FRAME OF THE DEVICE.
Claim 2
Dependent Claim
139 words
A UNIVERSAL JOINT ASSEMBLY FOR THE POWER TAKE-OFF CONNECTION OF AN AGRICULTURAL DEVICE COMPRISING; A PLURALITY OF UNIVERSAL JOINTS DRIVINGLY CONNECTED TO THE POWER TAKE-OFF CONNECTION IN END TO END RELATION, EACH JOINT INCLUDING A PAIR OF ELEMENTS PIVOTALLY COUPLED FOR MOVEMENT RELATIVE TO ONE ANOTHER ABOUT A PAIR OF PERPENDICULAR AXES; LONGITUDINALLY SPACED BEARINGS LOCATED COAXIALLY ALONG SAID JOINTS, EACH HAVING A PAIR OF INDEPENDENTLY ROTATABLE RACES SPACED BY BEARING MEMBERS CARRIED THEREON, A FIRST OF WHICH IS FIXED TO ONE OF SAID ELEMENTS OF EACH JOINT; AXIAL SPRING MEANS SURROUNDING SAID JOINTS, SAID SPRING MEANS BEING FIXED TO THE REMAINING RACE OF EACH BEARING, THE INTERIOR DIAMETER OF SAID SPRING MEANS BEING GREATER THAN THE MAXIMUM WIDTH OF SAID ELEMENTS; AND ANCHOR MEANS FIXED TO SAID SPRING ADAPTED TO BE FIXED TO THE FRAME OF THE DEVICE.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |