US3174598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overrunning clutch
Assignee: Eltra Corp
•
Filing: 1962-01-24
•
Granted: 1965-03-23
•
Expires: 1982-01-24
Abstract
No abstract record available.
Inventors
- 👤 Richard W Mattson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:29
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066; F16D41/067; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; F02N15/022; F02N15/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
294 words
IN A OVERRUNNING CLUTCH COMPRISING INNER AND OUTER MEMBERS, SAID OUTER MEMBER COMPRISING A CUP-SHAPED HOUSING FABRICATED FROM A MATERIAL SELECTED FOR ITS TOUGHNESS HAVING AN INNER CYLINDRICAL SURFACE, A LINER FOR SAID HOUSING FABRICATED FROM A MATERIAL SELECTED FOR ITS HARDNESS HAVING A CYLINDRICAL OUTER SURFACE POSITIONED IN TOUCHING RELATION WITH THE INNER CYLINDRICAL SURFACE OF THE OUTER MEMBER, A LAYER OF BONDING MATERIAL BETWEEN SAID OUTER MEMBER AND LINER PERMANENTLY POSITIONING THE LINER WITHIN THE OUTER MEMBER, SAID LINER HAVING A PLURALITY OF SYMMETRICALLY SPACED CAM SURFACES FORMED ON ITS INNER ANNULAR SURFACE, SAID INNER MEMBER COMPRISING A CYLINDRICAL PORTION PROJECTING INTO THE OUTER HOUSING FROM ITS OPEN SIDE, A CAGE MEMBER OF INTEGRAL CONSTRUCTION POSITIONED BETWEEN THE CYLINDRICAL SURFACE ON THE INNER MEMBER AND THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER, SAID CAGE MEMBER BEING DIMENSIONED TO EXTEND SUBSTANTIALLY THE ENTIRE RADIAL DISTANCE THEREBETWEEN AND PROVIDED WITH DIAMETRICALLY-DISPOSED PAIRS OF SPACED RADIAL APERTURES OF RECTANGULAR CONFORMATION TO COOPERATE WITH THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER AND THE OUTER CYLINDRICAL SURFACE OF THE INNER MEMBER, THE CORRESPONDING SIDES OF THE PAIRS OF RECTANGULAR APERTURES BEING IN THE SAME PLANE, A PLURALITY OF CYLINDRICAL ROLLERS ADAPTED TO BE TURES TO LOCK BETWEEN THE OUTER CYLINDRICAL SURFACE OF THE INNER MEMBER AND THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER AT SELECTED POSITIONS WITHOUT SKEWING, ONE ROLLER BEING PROVIDED FOR EACH RECTANGULAR APERTURE AND COOPERATING CAM SURFACE ON THE LINER, AND A SINGLE PRESTRESSED SPRING HAVING ITS OUTER END ANCHORED TO THE OUTER MEMBER AND ITS INNER END CONNECTED TO THE CAGE MEMBER TO URGE ALL OF THE ROLLERS SIMULTANEOUSLY INTO LOCKING POSITION BETWEEN THE CAM SURFACES OF THE LINER AND THE CYLINDRICAL INNER MEMBER.
Claim 2
Dependent Claim
294 words
IN A OVERRUNNING CLUTCH COMPRISING INNER AND OUTER MEMBERS, SAID OUTER MEMBER COMPRISING A CUP-SHAPED HOUSING FABRICATED FROM A MATERIAL SELECTED FOR ITS TOUGHNESS HAVING AN INNER CYLINDRICAL SURFACE, A LINER FOR SAID HOUSING FABRICATED FROM A MATERIAL SELECTED FOR ITS HARDNESS HAVING A CYLINDRICAL OUTER SURFACE POSITIONED IN TOUCHING RELATION WITH THE INNER CYLINDRICAL SURFACE OF THE OUTER MEMBER, A LAYER OF BONDING MATERIAL BETWEEN SAID OUTER MEMBER AND LINER PERMANENTLY POSITIONING THE LINER WITHIN THE OUTER MEMBER, SAID LINER HAVING A PLURALITY OF SYMMETRICALLY SPACED CAM SURFACES FORMED ON ITS INNER ANNULAR SURFACE, SAID INNER MEMBER COMPRISING A CYLINDRICAL PORTION PROJECTING INTO THE OUTER HOUSING FROM ITS OPEN SIDE, A CAGE MEMBER OF INTEGRAL CONSTRUCTION POSITIONED BETWEEN THE CYLINDRICAL SURFACE ON THE INNER MEMBER AND THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER, SAID CAGE MEMBER BEING DIMENSIONED TO EXTEND SUBSTANTIALLY THE ENTIRE RADIAL DISTANCE THEREBETWEEN AND PROVIDED WITH DIAMETRICALLY-DISPOSED PAIRS OF SPACED RADIAL APERTURES OF RECTANGULAR CONFORMATION TO COOPERATE WITH THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER AND THE OUTER CYLINDRICAL SURFACE OF THE INNER MEMBER, THE CORRESPONDING SIDES OF THE PAIRS OF RECTANGULAR APERTURES BEING IN THE SAME PLANE, A PLURALITY OF CYLINDRICAL ROLLERS ADAPTED TO BE TURES TO LOCK BETWEEN THE OUTER CYLINDRICAL SURFACE OF THE INNER MEMBER AND THE CAM SURFACES ON THE INNER SURFACE OF SAID LINER AT SELECTED POSITIONS WITHOUT SKEWING, ONE ROLLER BEING PROVIDED FOR EACH RECTANGULAR APERTURE AND COOPERATING CAM SURFACE ON THE LINER, AND A SINGLE PRESTRESSED SPRING HAVING ITS OUTER END ANCHORED TO THE OUTER MEMBER AND ITS INNER END CONNECTED TO THE CAGE MEMBER TO URGE ALL OF THE ROLLERS SIMULTANEOUSLY INTO LOCKING POSITION BETWEEN THE CAM SURFACES OF THE LINER AND THE CYLINDRICAL INNER MEMBER.
References Cited (Backward Citations)
US1946177A
Cited
US2068773A
Cited
US2209459A
Cited
US2245431A
Cited
US2759364A
Cited
US3011606A
Cited
US2998113A
Cited
US3055471A
Cited
US3104744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |