Patent US3288258A successfully refreshed from Google Patents.
US3288258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque releasing clutch mechanism
Assignee: Ingersoll Rand Co
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Filing: 1964-08-24
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Granted: 1966-11-29
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Expires: 1984-08-24
Abstract
No abstract record available.
Inventors
- 👤 Hugh B Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:37
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/20; F16D43/202; F16D43/2022; F16D43/2024
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
66 words
A POWER WRENCH CONTAINING A TORQUE RESPONSIVE CLUTCH, COMPRISING: (A) FLUID MOTOR; (B) A TORQUE RESPONSIVE CLUTCH DRIVINGLY CONNECTED TO SAID MOTOR AND ADAPTED TO RELEASE ITSELF IN RESPONSE TO A PREDETERMINED TORQUE LOAD; (C) RESILIENT MEANS OPERATIVE, WHEN UNLOCKED, TO URGE AND MOVE SAID CLUTCH TO ITS RELEASED POSITION; (D) LOCK MEANS NORMALLY PREVENTING SAID RESILIENT MEANS FROM MOVING SAID CLUTCH TO ITS RELEASED POSI-
References Cited (Backward Citations)
US2986052A
Cited
US3187860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |