Patent US3221850A successfully refreshed from Google Patents.
US3221850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch mechanism
Assignee: Individual
•
Filing: 1964-01-23
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Granted: 1965-12-07
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Expires: 1984-01-23
Abstract
No abstract record available.
Inventors
- 👤 Walter H Bacon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:19
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1587
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
359 words
IN AN OVER RUNNING CLUTCH MECHANISM FOR COUPLING TWO SEPARABLE WORKING PARTS WHEN A DRIVING FORCE IS APPLIED TO ONE OF THOSE PARTS ONE OF WHICH COMPRISES A SHAFT MEMBER, A RACE HOUSING HAVING A CENTRAL OPENING TO RECEIVE SUCH SHAFT MEMBER IN JOURNAL RELATIONSHIP, SAID HOUSING HAVING A RECESS ADJACENT TO THE PERIPHERY OF SAID CENTRAL OPENING, SAID RECESS HAVING A FIRST END AND A SECOND END SPACED CIRCUMFERENTIALLY FROM EACH OTHER, SAID FIRST END BEING RADIALLY CLOSER TO SAID CENTRAL OPENING THAN SAID SECOND END SO THAT THE OUTER SIDE OF SAID RECESS BETWEEN SAID END SO THAT THE OUTER SIDE OF SAID RECESS BETWEEN WITH DECREASING RADIAL DISTANCE TO THE PERIPHERY OF SAID CENTRAL OPENING FROM SAID SECOND TO SAID FIRST END, THE FIRST END HAVING A CURVILINEAR SURFACE AND SAID SECOND END HAVING A PLANAR SURFCE, THE SECOND END BEING INCLINED AT AN ANGLE TO A RADIAL LINE EXTENDING THROUGH THE POINT OF INTERSECTION OF THE OUTER SIDE OF SAID RECESS AND SAID SECOND END, THE INNER SIDE OF SAID RECESS MERGING WITH THE PERIPHERY OF SAID CENTRAL OPENING BETWEEN SAID ENDS TO FORM A CONNECTING OPENING BETWEEN SAID RECESS AND SAID CENTRAL OPENING, A WEDGING ROLLER IN SAID RECESS ENGAGING SAID RACE AND HAVING A PORTION OF SAID WEDGING ROLLER EXTENDING INTO SAID CONNECTING OPENING, A RESILEINT MEMBER IN SAID RECESS HAVING ONE END ABUTTING SAID SECOND END AND THE OTHER END ENGAGING SAID WEDGING ROLLER TO BIAS SAID WEDGING ROLLER TOWARD SAID FIRST END AND INTO ENGAGEMENT WITH SAID RACE AND SAID SHAFT MEMBER WHEN THE SHAFT MEMBER IS JOURNALED IN SAID CENTRAL OPENING TO PERMIT DRIVING ENGAGEMENT BETWEEN SAID REACE AND SAID SHAFT MEMBER, SAID RESILIENT MEMBER HAVING A PLANE SURFACE AT EACH END THEREOF IN ABUTTING ENGAGEMENT WITH SAID ROLLER AND SAID SECOND END RESPECTIVELY, THE INCLINED PLANAR SURFACE OF THE SECOND END HAVING A SLOPE RELATIVE TO THE SLOPE OF THE FIRST END AT THE AREA OF ENGAGEMENT WITH SAID ROLLER SUCH THAT THE RESULTANT FORCE EXERTED BY SAID RESILIENT MEMBER ON SAID ROLLER WILL RETAIN THE ROLLER IN SAID RECESS WHEN THE SHAFT IS NOT JOURNALED IN THE HOUSING.
Claim 2
Dependent Claim
359 words
IN AN OVER RUNNING CLUTCH MECHANISM FOR COUPLING TWO SEPARABLE WORKING PARTS WHEN A DRIVING FORCE IS APPLIED TO ONE OF THOSE PARTS ONE OF WHICH COMPRISES A SHAFT MEMBER, A RACE HOUSING HAVING A CENTRAL OPENING TO RECEIVE SUCH SHAFT MEMBER IN JOURNAL RELATIONSHIP, SAID HOUSING HAVING A RECESS ADJACENT TO THE PERIPHERY OF SAID CENTRAL OPENING, SAID RECESS HAVING A FIRST END AND A SECOND END SPACED CIRCUMFERENTIALLY FROM EACH OTHER, SAID FIRST END BEING RADIALLY CLOSER TO SAID CENTRAL OPENING THAN SAID SECOND END SO THAT THE OUTER SIDE OF SAID RECESS BETWEEN SAID END SO THAT THE OUTER SIDE OF SAID RECESS BETWEEN WITH DECREASING RADIAL DISTANCE TO THE PERIPHERY OF SAID CENTRAL OPENING FROM SAID SECOND TO SAID FIRST END, THE FIRST END HAVING A CURVILINEAR SURFACE AND SAID SECOND END HAVING A PLANAR SURFCE, THE SECOND END BEING INCLINED AT AN ANGLE TO A RADIAL LINE EXTENDING THROUGH THE POINT OF INTERSECTION OF THE OUTER SIDE OF SAID RECESS AND SAID SECOND END, THE INNER SIDE OF SAID RECESS MERGING WITH THE PERIPHERY OF SAID CENTRAL OPENING BETWEEN SAID ENDS TO FORM A CONNECTING OPENING BETWEEN SAID RECESS AND SAID CENTRAL OPENING, A WEDGING ROLLER IN SAID RECESS ENGAGING SAID RACE AND HAVING A PORTION OF SAID WEDGING ROLLER EXTENDING INTO SAID CONNECTING OPENING, A RESILEINT MEMBER IN SAID RECESS HAVING ONE END ABUTTING SAID SECOND END AND THE OTHER END ENGAGING SAID WEDGING ROLLER TO BIAS SAID WEDGING ROLLER TOWARD SAID FIRST END AND INTO ENGAGEMENT WITH SAID RACE AND SAID SHAFT MEMBER WHEN THE SHAFT MEMBER IS JOURNALED IN SAID CENTRAL OPENING TO PERMIT DRIVING ENGAGEMENT BETWEEN SAID REACE AND SAID SHAFT MEMBER, SAID RESILIENT MEMBER HAVING A PLANE SURFACE AT EACH END THEREOF IN ABUTTING ENGAGEMENT WITH SAID ROLLER AND SAID SECOND END RESPECTIVELY, THE INCLINED PLANAR SURFACE OF THE SECOND END HAVING A SLOPE RELATIVE TO THE SLOPE OF THE FIRST END AT THE AREA OF ENGAGEMENT WITH SAID ROLLER SUCH THAT THE RESULTANT FORCE EXERTED BY SAID RESILIENT MEMBER ON SAID ROLLER WILL RETAIN THE ROLLER IN SAID RECESS WHEN THE SHAFT IS NOT JOURNALED IN THE HOUSING.
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |