Patent US3262526A successfully refreshed from Google Patents.
US3262526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Duodirectional overrunning clutch
Assignee: Ingersoll Rand Co
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Filing: 1964-03-19
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Granted: 1966-07-26
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Expires: 1984-03-19
Abstract
No abstract record available.
Inventors
- 👤 Kramer Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:31
CPC Classifications
F; F16; F16D; F16D41/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A CLUTCH COMPRISING : (A) A SHAFT PROVIDED WITH A CENTER OF ROTATION; (B) HOUSING MEANS DISPOSED ABOUT SAID SHAFT AND PROVIDED WITH A PAIR OF AXIALLY SPACED SHAFT BORES IN WHICH SAID SHAFT IS FREE TO ROTATE, SAID SHAFT BORES BEING SUBSTANTIALLY CONCENTRIC WITH SAID CENTER OF ROTATION; (C) CLUTCH MEANS ROTATABLE WITHIN SAID HOUSING MEANS IN SUBSTANTIALLY FRICTIONLESS ENGAGEMENT WITH WITH SAID HOUSING MEANS AND PROVIDED WITH A LOCKING BORE LOCATED AXIALLY BETWEEN SAID SHAFT BORES; (D) SAID CLUTCH MEANS BEING ROTATABLE IN SAID HOUSING ABOUT AN AXIS WHICH IS ECCENTRIC WITH SAID CENTER OF ROTATION; (E) SAID LOCKING BORE BEING NORMALLY DISPOSED SUBSTANTIALLY CONCENTRIC WITH SAID CENTER OF ROTATION TO PERMIT ROTATION OF ONE OF SAID SHAFT AND SAID HOUSING MEANS; AND (F) SAID CLUTCH MEANS BEING MOVABLE IN ONE DIRECTION TO CAUSE SAID LOCKING BORE TO ECCENTRICALLY ENGAGE SAID SHAFT THEREBY PERMITTING RELATIVE ROTATIVE MOVEMENT BETWEEN SAID SHAFT AND SAID HOUSING MEANS IN THE OPPOSITE DIRECTION AND PREVENTING RELATIVE ROTATIVE MOVEMENT BETWEEN SAID SHAFT AND SAID HOUSING MEANS IN SAID ONE DIRECTION.
Claim 2
Dependent Claim
176 words
A CLUTCH COMPRISING : (A) A SHAFT PROVIDED WITH A CENTER OF ROTATION; (B) HOUSING MEANS DISPOSED ABOUT SAID SHAFT AND PROVIDED WITH A PAIR OF AXIALLY SPACED SHAFT BORES IN WHICH SAID SHAFT IS FREE TO ROTATE, SAID SHAFT BORES BEING SUBSTANTIALLY CONCENTRIC WITH SAID CENTER OF ROTATION; (C) CLUTCH MEANS ROTATABLE WITHIN SAID HOUSING MEANS IN SUBSTANTIALLY FRICTIONLESS ENGAGEMENT WITH WITH SAID HOUSING MEANS AND PROVIDED WITH A LOCKING BORE LOCATED AXIALLY BETWEEN SAID SHAFT BORES; (D) SAID CLUTCH MEANS BEING ROTATABLE IN SAID HOUSING ABOUT AN AXIS WHICH IS ECCENTRIC WITH SAID CENTER OF ROTATION; (E) SAID LOCKING BORE BEING NORMALLY DISPOSED SUBSTANTIALLY CONCENTRIC WITH SAID CENTER OF ROTATION TO PERMIT ROTATION OF ONE OF SAID SHAFT AND SAID HOUSING MEANS; AND (F) SAID CLUTCH MEANS BEING MOVABLE IN ONE DIRECTION TO CAUSE SAID LOCKING BORE TO ECCENTRICALLY ENGAGE SAID SHAFT THEREBY PERMITTING RELATIVE ROTATIVE MOVEMENT BETWEEN SAID SHAFT AND SAID HOUSING MEANS IN THE OPPOSITE DIRECTION AND PREVENTING RELATIVE ROTATIVE MOVEMENT BETWEEN SAID SHAFT AND SAID HOUSING MEANS IN SAID ONE DIRECTION.
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |