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US3364759A Expired / Lapsed US ⏱️ 0.0 years remaining

Stepless change speed transmission with adjustable throw crank mechanism

Assignee: Individual
•
Filing: 1966-04-14
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Granted: 1968-01-23
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Expires: 1986-04-14
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Abstract

No abstract record available.

Inventors

  • 👤 Ishioka Shigeo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 14:42
CPC Classifications
F; F16; F16H; F16H33/00; F16H33/02; F16H33/04; F16H33/06; F16H29/00; F16H29/02; F16H29/04; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1505; Y10T74/1508; Y10T74/151; Y10T74/21; Y10T74/2173; Y10T74/2179

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 305 words
A TORQUE TRANSMITTING DEVICE COMPRISING, A DRIVING SHAFT, A DRIVEN SHAFT COAXIAL THEREWITH, AT LEAST ONE ROCKING SHAFT PARALLEL TO SAID DRIVING AND DRIVEN SHAFTS, A VARIABLE ECCENTRIC THROW COMPRISING A CRANKSHAFT, AN INNER CRANKSHAFT ROTATABLY MOUNTED IN SAID CRANKSHAFT WITH THE AXIS OF ROTATION OF SAID CRANKSHAFT BEING PARALLEL AND ECCENTRIC TO THE AXIS OF ROTATION OF SAID INNER CRANKSHAFT, A CRANK PIN AFFIXED TO SAID INNER CRANKSHAFT, THE CENTER OF ROTATION OF SAID CRANK PIN BEING ECCENTRIC TO THE AXIS OF ROTATION OF SAID INNER CRANKSHAFT, AND AN ECCENTRIC THROW-ADJUSTING MEMBER LOOSELY MOUNTED IN OPERATIVE RELATIONSHIP WITH SAID CRANKSHAFT AND MOVABLE IN THE DIRECTION OF ROTATION OF AND IN A DIRECTION THE SAME AS THE DIRECTION OF THE AXIS OF SAID CRANKSHAFT, SAID INNER CRANKSHAFT HAVING AT LEAST ONE GUIDING GROOVE THEREIN, A PROJECTION ON SAID THROW-ADJUSTING MEMBER ENGAGED IN SAID GUIDING GROOVE, SAID INNER CRANKSHAFT BEING RECIPROCALLY ROTATABLE THROUGH AN ANGLE OF ABOUT 180 DEGREES WITHIN SAID CRANKSHAFT BY THE MOVEMENT OF SAID ECCENTRIC THROW-ADJUSTING MEMBER IN THE AXIAL DIRECTION OF SAID CRANKSHAFT, MOVING MEANS OPERATIVELY ASSOCIATED WITH SAID ECCENTRIC THROW-ADJUSTING MEMBER FOR MOVING IT IN THE DIRECTION OF THE AXIS OF SAID CRANKSHAFT, A HOUSING IN WHICH SAID DRIVING SHAFT, SAID DRIVEN SHAFT AND SAID ROCKING SHAFT ARE ROTATABLY MOUNTED, SAID CRANKSHAFT BEING MOUNTED IN SAID HOUSING PARALLEL TO SAID DRIVING AND DRIVEN SHAFT, A SUN GEAR MOUNTED ON SAID DRIVING SHAFT, A GEAR MESHING WITH SAID SUN GEAR AND MOUNTED ON SAID CRANKSHAFT, A ROCKING PIN MOUNTED ON SAID ROCKING SHAFT, A LINK CONNECTING SAID ROCKING PIN TO SAID CRANK PIN SO THAT SAID ROCKING SHAFT ROCKS WHEN SAID CRANKSHAFT ROTATES, AND ON-WAY CLUTCH MEANS COUPLING SAID ROCKING SHAFT TO SAID DRIVEN SHAFT FOR TRANSMITTING TORQUE TO SAID DRIVEN SHAFT ONLY WHEN SAID ROCKING SHAFT IS ROTATING IN ONE DIRECTION.

References Cited (Backward Citations)

US134955A Cited
US2590547A Cited
US977449A Cited
US3130603A Cited
US3229549A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-01-22 1971-07-24 1972-01-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-01-22 1975-07-24 1976-01-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-01-22 1979-07-24 1980-01-23 $7700.00 Window Closed / Lapsed

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