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US3194369A Expired / Lapsed US ⏱️ 0.0 years remaining

Double acting overrunning clutch

Assignee: ZF Friedrichshafen AG
•
Filing: 1963-05-17
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Granted: 1965-07-13
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Expires: 1983-05-17
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Abstract

No abstract record available.

Inventors

  • 👤 Witte Wolfgang

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 09:16
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/08; F16D41/10; F16D41/069; F16D41/07

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 215 words
IN A CLUTCH OF THE TYPE DESCRIBED, IN COMBINATION: (A) A SUPPORT; (B) A DRIVING CLUTCH MEMBER; (C) A DRIVEN CLUTCH MEMBER, (1) SAID CLUTCH MEMBERS BEING MOUNTED ON SAID SUPPORT FOR ROTATION ABOUT A COMMON AXIS, AND (2) HAVING RESPECTIVE ANNULAR FACES ABOUT SAID AXIS, SAID FACES BEING RADIALLY SPACED FROM EACH OTHER; (D) A PLURALITY OF COUPLING MEMBERS INTERPOSED BETWEEN SAID FACES, EACH COUPLING MEMBER BEING PIVOTABLE ABOUT A PIVOT AXIS EXTENDING IN THE DIRECTION OF SAID COMMON AXIS BETWEEN AN INOPERATIVE POSITION IN WHICH SAID COUPLING MEMBER PERMITS FREE ROTATION OF SAID CLUTCH MEMBERS RELATIVE TO EACH OTHER ABOUT SAID COMMON AXIS, AND TWO LOCKING POSITIONS ANGULARLY SPACED FROM SAID INOPERATIVE POSITION IN OPPOSITE DIRECTIONS, SAID COUPLING MEMBERS WHEN IN SAID LOCKING POSITIONS CONNECTING SAID CLUTCH MEMBERS FOR JOINT ROTATION IN A RESPECTIVE DIRECTION; (E) RESILIENT MEANS PERMANENTLY URGING EACH COUPLING MEMBER TOWARD ONE OF SAID FACES AND AWAY FROM THE OTHER FACE; (F) CONTROL MEANS MOUNTED ON SAID SUPPORT FOR ROTATION ABOUT SAID COMMON AXIS AND ENGAGING A PORTION OF EACH COUPLING MEMBER SPACED FROM THE RESPECTIVE PIVOT AXIS FOR ACTUATING MOVEMENT OF SAID COUPLING MEMBERS BETWEEN SAID POSITIONS THEREOF; AND (G) BRAKE MEANS MOUNTED ON SAID SUPPORT AND ENGAGING SAID CONTROL MEANS FOR RETARDING SAID ROTATION OF THE CONTROL MEANS.
Claim 2
Dependent Claim 215 words
IN A CLUTCH OF THE TYPE DESCRIBED, IN COMBINATION: (A) A SUPPORT; (B) A DRIVING CLUTCH MEMBER; (C) A DRIVEN CLUTCH MEMBER, (1) SAID CLUTCH MEMBERS BEING MOUNTED ON SAID SUPPORT FOR ROTATION ABOUT A COMMON AXIS, AND (2) HAVING RESPECTIVE ANNULAR FACES ABOUT SAID AXIS, SAID FACES BEING RADIALLY SPACED FROM EACH OTHER; (D) A PLURALITY OF COUPLING MEMBERS INTERPOSED BETWEEN SAID FACES, EACH COUPLING MEMBER BEING PIVOTABLE ABOUT A PIVOT AXIS EXTENDING IN THE DIRECTION OF SAID COMMON AXIS BETWEEN AN INOPERATIVE POSITION IN WHICH SAID COUPLING MEMBER PERMITS FREE ROTATION OF SAID CLUTCH MEMBERS RELATIVE TO EACH OTHER ABOUT SAID COMMON AXIS, AND TWO LOCKING POSITIONS ANGULARLY SPACED FROM SAID INOPERATIVE POSITION IN OPPOSITE DIRECTIONS, SAID COUPLING MEMBERS WHEN IN SAID LOCKING POSITIONS CONNECTING SAID CLUTCH MEMBERS FOR JOINT ROTATION IN A RESPECTIVE DIRECTION; (E) RESILIENT MEANS PERMANENTLY URGING EACH COUPLING MEMBER TOWARD ONE OF SAID FACES AND AWAY FROM THE OTHER FACE; (F) CONTROL MEANS MOUNTED ON SAID SUPPORT FOR ROTATION ABOUT SAID COMMON AXIS AND ENGAGING A PORTION OF EACH COUPLING MEMBER SPACED FROM THE RESPECTIVE PIVOT AXIS FOR ACTUATING MOVEMENT OF SAID COUPLING MEMBERS BETWEEN SAID POSITIONS THEREOF; AND (G) BRAKE MEANS MOUNTED ON SAID SUPPORT AND ENGAGING SAID CONTROL MEANS FOR RETARDING SAID ROTATION OF THE CONTROL MEANS.

References Cited (Backward Citations)

CH30670A Cited
US2028876A Cited
US2910159A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-12 1969-01-11 1969-07-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-12 1973-01-11 1973-07-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-12 1977-01-11 1977-07-13 $7700.00 Window Closed / Lapsed

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