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US3277986A Expired / Lapsed US ⏱️ 0.0 years remaining

Coil clutch with resilient latch

Assignee: Borg Warner Corp
•
Filing: 1964-06-01
•
Granted: 1966-10-11
•
Expires: 1984-06-01
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Abstract

No abstract record available.

Inventors

  • 👤 Robert B Beare

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 07:55
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F34/00; D06F34/08; D06F39/00; D06F39/08; D06F39/083; D06F39/085; D06F39/087; D06F2103/00; D06F2103/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 235 words
IN A WASHING MACHINE HAVING A TUB FOR RECEIVING AND HOLDING A LIQUID AND A BASKET ROTATABLY SUPPORTED IN THE TUB TO FORM A CONTAINER FOR CLOTHES AND THE LIKE, TE BASKET COUPLED TO A MOTOR THROUGH A DRIVE TRAIN, THE SUBCOMBINATION COMPRISING A DRIVE SHAFT IN SAID DRIVE TRAIN, A DRIVEN SHAFT AXIALLY ALIGNED WITH, AND DISPOSED IN GENERALLY ABUTTING RELATIONSHIP TO SAID DRIVE SHAFT, A CLUTCH SPRING HAVING OPPOSITE ENDS AND RESPECTIVE AXIAL SECTIONS OVERLYING ADJACENT PORTIONS OF SAID RESPECTIVE DRIVE AND DIRVEN SHAFTS AND SNUGLY FITTING THEREABOUT, SAID SPRING COILED TO WRAP-AROUND BOTH SHAFTS IN RESPONSE TO DRIVE SHAFT ROTATION IN ONE DIRECTION AND TO UNWRAP IN RESPONSE TO DRIVE SHAFT ROTATION IN THE OPPOSITE DIRECTION, ANNULAR MEANS COAXIAL WITH SAID DRIVE TRAIN AND CONNECTED TO SAID ONE SPRING END TERMINATING SAID SPRING SECTION OVERLYING SAID DRIVE SHAFT, SAID SPRING CARRYING SAID ANNULUR MEANS THEREWITH WHEN SAID DRIVE SHAFT ROTATES SAID SPRING, EARS CARRIED BY SAID ANNULUR MEANS, A LATCH PIVOTALLY MOUNTED ON A PIVOTAL MOUNTING SO AS TO MOVE TOWARD AND AWAY FROM SAID ANNULAR MEANS, PROJECTING MEANS CARRIED BY SAID LATCH TO ENGAGE SAID EARS TO HOLE SAID ANNULUR MEANS AND CONNECTED SPRING AGAINST ROTATION IN SAID SPRING WRAPAROUND DIRECTION, AND SAID LATCH PRIVOTAL MOUNTING INCLUDING MEANS TO PERMIT MOVEMENT OF SAID LATCH TO ABSORB THE SHOCK RECEIVED BY THE LATTER WHEN ENGAGING SAID ANNULAR MEANS ROTATING AT HIGH SPEED.
Claim 2
Dependent Claim 235 words
IN A WASHING MACHINE HAVING A TUB FOR RECEIVING AND HOLDING A LIQUID AND A BASKET ROTATABLY SUPPORTED IN THE TUB TO FORM A CONTAINER FOR CLOTHES AND THE LIKE, TE BASKET COUPLED TO A MOTOR THROUGH A DRIVE TRAIN, THE SUBCOMBINATION COMPRISING A DRIVE SHAFT IN SAID DRIVE TRAIN, A DRIVEN SHAFT AXIALLY ALIGNED WITH, AND DISPOSED IN GENERALLY ABUTTING RELATIONSHIP TO SAID DRIVE SHAFT, A CLUTCH SPRING HAVING OPPOSITE ENDS AND RESPECTIVE AXIAL SECTIONS OVERLYING ADJACENT PORTIONS OF SAID RESPECTIVE DRIVE AND DIRVEN SHAFTS AND SNUGLY FITTING THEREABOUT, SAID SPRING COILED TO WRAP-AROUND BOTH SHAFTS IN RESPONSE TO DRIVE SHAFT ROTATION IN ONE DIRECTION AND TO UNWRAP IN RESPONSE TO DRIVE SHAFT ROTATION IN THE OPPOSITE DIRECTION, ANNULAR MEANS COAXIAL WITH SAID DRIVE TRAIN AND CONNECTED TO SAID ONE SPRING END TERMINATING SAID SPRING SECTION OVERLYING SAID DRIVE SHAFT, SAID SPRING CARRYING SAID ANNULUR MEANS THEREWITH WHEN SAID DRIVE SHAFT ROTATES SAID SPRING, EARS CARRIED BY SAID ANNULUR MEANS, A LATCH PIVOTALLY MOUNTED ON A PIVOTAL MOUNTING SO AS TO MOVE TOWARD AND AWAY FROM SAID ANNULAR MEANS, PROJECTING MEANS CARRIED BY SAID LATCH TO ENGAGE SAID EARS TO HOLE SAID ANNULUR MEANS AND CONNECTED SPRING AGAINST ROTATION IN SAID SPRING WRAPAROUND DIRECTION, AND SAID LATCH PRIVOTAL MOUNTING INCLUDING MEANS TO PERMIT MOVEMENT OF SAID LATCH TO ABSORB THE SHOCK RECEIVED BY THE LATTER WHEN ENGAGING SAID ANNULAR MEANS ROTATING AT HIGH SPEED.

References Cited (Backward Citations)

USRE25229E Cited
US1927060A Cited
US2813608A Cited
US2872828A Cited
US2878914A Cited
US3062345A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-10 1970-04-11 1970-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-10 1974-04-11 1974-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-10 1978-04-11 1978-10-11 $7700.00 Window Closed / Lapsed

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