US3212610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual pawl dog clutch
Assignee: International Business Machines Corp
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Filing: 1963-09-27
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Granted: 1965-10-19
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 George A Walker
- 👤 Richard E Hosey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:35
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/16; F16D11/02; F16D11/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A POWER TRANSMITTING MECHANISM COMPRISING: A DRIVING MEMBER HAVING TEETH ON ITS PERIPHERY; A DRIVEN MEMBER; SAID DRIVEN MEMBER HAVING A PAIR OF PAWLS MOUNTED THEREON; RESILIENT MEANS CONNECTING SAID PAWLS TO EACH OTHER TO URGE SAID PAWLS INTO CONTACT WITH SAID TEETH OF SAID DRIVING MEMBER; AND MEANS TO OVERCOME SAID RESILIENT MEANS TO REMOVE AT LEAST ONE OF SAID PALWS FROM CONTACT WITH SAID TEETH OF SAID DRIVING MEMBER TO DISCONNECT SAID DRIVEN MEMBER FROM SAID DRIVING MEMBER.
Claim 2
Dependent Claim
80 words
A POWER TRANSMITTING MECHANISM COMPRISING: A DRIVING MEMBER HAVING TEETH ON ITS PERIPHERY; A DRIVEN MEMBER; SAID DRIVEN MEMBER HAVING A PAIR OF PAWLS MOUNTED THEREON; RESILIENT MEANS CONNECTING SAID PAWLS TO EACH OTHER TO URGE SAID PAWLS INTO CONTACT WITH SAID TEETH OF SAID DRIVING MEMBER; AND MEANS TO OVERCOME SAID RESILIENT MEANS TO REMOVE AT LEAST ONE OF SAID PALWS FROM CONTACT WITH SAID TEETH OF SAID DRIVING MEMBER TO DISCONNECT SAID DRIVEN MEMBER FROM SAID DRIVING MEMBER.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |