US3149481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible coupling
Assignee: H A KING CO Inc
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Filing: 1962-03-26
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Granted: 1964-09-22
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Expires: 1982-03-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas H Peirce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:30
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/64; F16D3/68; F16D3/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
233 words
IN A FLEXIBLE COUPLING FOR CONNECTING SHAFT MEMBERS OR THE LIKE, SHAFT MEANS ADAPTED TO BE CONNECTED TO ONE OF SAID MEMBERS, SLEEVE MEANS ADAPTED TO BE CONNECTED TO THE OTHER OF SAID MEMBERS AND HAVING A CENTRAL BORE ADAPTED TO RECEIVE SAID SHAFT MEANS, THE OUTER PERIPHERAL DIAMETER OF SAID SHAFT MEANS BEING SUBSTANTIALLY EQUAL TO THE INNER PERIPHERAL DIAMETER OF SAID CENTRAL BORE, SAID SHAFT MEANS HAVING A PLURALITY OF SPACED LANDS AND GROOVES PROVIDED AROUND THE PERIPHERY THEREOF, A PLURALITY OF POCKET MEANS FORMED IN SAID SLEEVE MEANS AND HAVING A POSITION OVERLYING SAID LANDS WHEN SAID SHAFT MEANS IS LOCATED IN SAID BORE OF SAID SLEEVE MEANS, SAID GROOVE MEANS BEING LOCATED IN SAID POSITION TO PROVIDE A GAP BETWEEN SAID SHAFT MEANS AND SAID SLEEVE MEANS WHEREBY ALL DIRECT SURFACE ENGAGEMENT BETWEEN SAID SHAFT MEANS AND SAID SLEEVE MEANS IS ELIMINATED, RESILIENT MEANS ADAPTED TO BE RECEIVED IN SAID POCKET MEANS IN SAID SLEEVE MEANS, EACH OF SAID RESILIENT MEANS HAVING A CENTRAL POCKET, WEDGING TAPERED BLOCK MEANS ADAPTED TO BE RECEIVED WITHIN SAID CENTRAL POCKET OF SAID RESILIENT MEANS, A MATING SURFACE FOR SAID SPACED LANDS FORMED ON SAID WEDGING MEANS, AND FASTENING MEANS TO SECURE SAID WEDGING MEANS TO SAID SPACED LANDS OF SAID SHAFT MEANS AND SECURE SAID RESILIENT MEANS IN ENGAGEMENT WITH SAID SLEEVE MEMBER FOR TRANSMISSION OF MOTION THERETHROUGH BETWEEN SAID SHAFT MEMBERS.
Claim 2
Dependent Claim
233 words
IN A FLEXIBLE COUPLING FOR CONNECTING SHAFT MEMBERS OR THE LIKE, SHAFT MEANS ADAPTED TO BE CONNECTED TO ONE OF SAID MEMBERS, SLEEVE MEANS ADAPTED TO BE CONNECTED TO THE OTHER OF SAID MEMBERS AND HAVING A CENTRAL BORE ADAPTED TO RECEIVE SAID SHAFT MEANS, THE OUTER PERIPHERAL DIAMETER OF SAID SHAFT MEANS BEING SUBSTANTIALLY EQUAL TO THE INNER PERIPHERAL DIAMETER OF SAID CENTRAL BORE, SAID SHAFT MEANS HAVING A PLURALITY OF SPACED LANDS AND GROOVES PROVIDED AROUND THE PERIPHERY THEREOF, A PLURALITY OF POCKET MEANS FORMED IN SAID SLEEVE MEANS AND HAVING A POSITION OVERLYING SAID LANDS WHEN SAID SHAFT MEANS IS LOCATED IN SAID BORE OF SAID SLEEVE MEANS, SAID GROOVE MEANS BEING LOCATED IN SAID POSITION TO PROVIDE A GAP BETWEEN SAID SHAFT MEANS AND SAID SLEEVE MEANS WHEREBY ALL DIRECT SURFACE ENGAGEMENT BETWEEN SAID SHAFT MEANS AND SAID SLEEVE MEANS IS ELIMINATED, RESILIENT MEANS ADAPTED TO BE RECEIVED IN SAID POCKET MEANS IN SAID SLEEVE MEANS, EACH OF SAID RESILIENT MEANS HAVING A CENTRAL POCKET, WEDGING TAPERED BLOCK MEANS ADAPTED TO BE RECEIVED WITHIN SAID CENTRAL POCKET OF SAID RESILIENT MEANS, A MATING SURFACE FOR SAID SPACED LANDS FORMED ON SAID WEDGING MEANS, AND FASTENING MEANS TO SECURE SAID WEDGING MEANS TO SAID SPACED LANDS OF SAID SHAFT MEANS AND SECURE SAID RESILIENT MEANS IN ENGAGEMENT WITH SAID SLEEVE MEMBER FOR TRANSMISSION OF MOTION THERETHROUGH BETWEEN SAID SHAFT MEMBERS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |