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US3234822A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydraulically controlled positive infinitely variable transmission

Assignee: Individual
•
Filing: 1963-07-29
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Granted: 1966-02-15
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Expires: 1983-07-29
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Abstract

No abstract record available.

Inventors

  • 👤 Jay N Young

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 14:04
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/72; F16H3/721; F16H3/722

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 403 words
AN INFINITELY VARIABLE PLANETRY TRANSMISSION COMPRISING: (A) A TRANSMISSION HOUSING CONTAINING A FLUID; (B) A DRIVE SHAFT EXTENDING INTO SAID HOUSING; (C) A RING GEAR IN THE HOUSING AND ROTATED BY SAID DRIVE SHAFT; (D) A DRIVEN SHAFT EXTENDING INTO SAID HOUSING AND HAVING ITS AXIS ALIGNED WITH THE DRIVE SHAFT AXIS AND WITH THE AXIS OF SAID RING GEAR; (E) A SUN GEAR MOUNTED ON SAID DRIVEN SHAFT AND KEYWE THERETO; (F) PLANETARY HOUSING PLATES ROTATABLE ABOUT SAID DRIVEN SHAFT AND HAVING THEIR OUTER PERIPHERAL EDGES ENCLOSING THE ENDS OF THE TEETH ON SAID RING GEAR; (G) A PLURALITY OF SPACED PINIONS ROTATABLY CARRIED BY SAID HOUSING PLATES AND MESHING WITH SAID RING AND SUN GEARS; (H) A HOLLOW SHAFT ENCLOSING A PORTION OF SAID DRIVEN SHAFT AND BEING CONNECTED AT ONE END TO ONE OF SAID HOUSING PLATES SO AS TO ROTATE THEREWITH; (I) A FLUID BRAKE PUMP DISPOSED IN SAID TRANSMISSION HOUSING AND HAVING FLUID INLET AND OUTLET PASSAGES IN COMMUNICATION WITH THE FLUID IN SAID HOUSING; (J) SAID FLUID BRAKE PUMP ROTATABLE RECEIVING SAID HOLLOW SHAFT AND HAVING A FLUID MOVING GEAR KEYED TO SAID HOLLOW SHAFT AND DISPOSED IN THE FLUID INLET AND OUTLET PASSAGES; (K) A SPRING-BIASED POP VALVE FOR CLOSING THE FLUID INLET PASSAGE; SAID VALVE BEING OPERATED BY THE FLOW OF FLUID INTO THE INLET PASSAGE; (L) A MANUALLY CONTROLLED VALVE FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID FLUID OUTLET PASSAGE; AND (M) A LEVER FOR MOVING THE MANUALLY CONTROLLED VALVE INTO CLOSED POSITION; (N) SAID MANUALLY CONTROLLED VALVE AS ITS IS GRADUALLY CLOSED BY THE MOVEMENT OF SAID LEVER INITIALLY RETARDING THE FLOW OF FLUID MOVED BY THE ROTATING FLUID MOVING GEAR SO AS TO RETARD THE ROTATION OF SAID GEAR AND FINALLY STOP ROTATION OF THE FLUID MOVING GEAR WHEN SAID MANUALLY CONTROLLED VALVE IS FULLY CLOSED; WHEREBY (O) SAID HOLLOW SHAFT IS GRADUALLY BROUGH TO A STOP AND WILL BRING ITS CONNECTED HOUSING PLATE TO A STOP; (P) SAID PLURALITY GEARS IN BEING ROTATED BY THE ROTATION OF THE RING GEAR AND THE DRIVE SHAFT, IMPARTING ROTATION TO SAID SUN GEAR AND DRIVEN SHAFT AS THE SLOWING UP AND FINAL STOPPING OF THE HOUSING PLANETARY GRADUALLY BRINGS THE MOVEMENT OF THE PLANETARY GEARS ABOUT THE DRIVEN SHAFT TO A STOP AND THE ROTATION OF THE PLANETARY GEARS ABOUT THEIR STATIONARY AXES WILL IMPART ROTATION TO THE SUN GEAR AND DRIVEN SHAFT.
Claim 2
Dependent Claim 403 words
AN INFINITELY VARIABLE PLANETRY TRANSMISSION COMPRISING: (A) A TRANSMISSION HOUSING CONTAINING A FLUID; (B) A DRIVE SHAFT EXTENDING INTO SAID HOUSING; (C) A RING GEAR IN THE HOUSING AND ROTATED BY SAID DRIVE SHAFT; (D) A DRIVEN SHAFT EXTENDING INTO SAID HOUSING AND HAVING ITS AXIS ALIGNED WITH THE DRIVE SHAFT AXIS AND WITH THE AXIS OF SAID RING GEAR; (E) A SUN GEAR MOUNTED ON SAID DRIVEN SHAFT AND KEYWE THERETO; (F) PLANETARY HOUSING PLATES ROTATABLE ABOUT SAID DRIVEN SHAFT AND HAVING THEIR OUTER PERIPHERAL EDGES ENCLOSING THE ENDS OF THE TEETH ON SAID RING GEAR; (G) A PLURALITY OF SPACED PINIONS ROTATABLY CARRIED BY SAID HOUSING PLATES AND MESHING WITH SAID RING AND SUN GEARS; (H) A HOLLOW SHAFT ENCLOSING A PORTION OF SAID DRIVEN SHAFT AND BEING CONNECTED AT ONE END TO ONE OF SAID HOUSING PLATES SO AS TO ROTATE THEREWITH; (I) A FLUID BRAKE PUMP DISPOSED IN SAID TRANSMISSION HOUSING AND HAVING FLUID INLET AND OUTLET PASSAGES IN COMMUNICATION WITH THE FLUID IN SAID HOUSING; (J) SAID FLUID BRAKE PUMP ROTATABLE RECEIVING SAID HOLLOW SHAFT AND HAVING A FLUID MOVING GEAR KEYED TO SAID HOLLOW SHAFT AND DISPOSED IN THE FLUID INLET AND OUTLET PASSAGES; (K) A SPRING-BIASED POP VALVE FOR CLOSING THE FLUID INLET PASSAGE; SAID VALVE BEING OPERATED BY THE FLOW OF FLUID INTO THE INLET PASSAGE; (L) A MANUALLY CONTROLLED VALVE FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID FLUID OUTLET PASSAGE; AND (M) A LEVER FOR MOVING THE MANUALLY CONTROLLED VALVE INTO CLOSED POSITION; (N) SAID MANUALLY CONTROLLED VALVE AS ITS IS GRADUALLY CLOSED BY THE MOVEMENT OF SAID LEVER INITIALLY RETARDING THE FLOW OF FLUID MOVED BY THE ROTATING FLUID MOVING GEAR SO AS TO RETARD THE ROTATION OF SAID GEAR AND FINALLY STOP ROTATION OF THE FLUID MOVING GEAR WHEN SAID MANUALLY CONTROLLED VALVE IS FULLY CLOSED; WHEREBY (O) SAID HOLLOW SHAFT IS GRADUALLY BROUGH TO A STOP AND WILL BRING ITS CONNECTED HOUSING PLATE TO A STOP; (P) SAID PLURALITY GEARS IN BEING ROTATED BY THE ROTATION OF THE RING GEAR AND THE DRIVE SHAFT, IMPARTING ROTATION TO SAID SUN GEAR AND DRIVEN SHAFT AS THE SLOWING UP AND FINAL STOPPING OF THE HOUSING PLANETARY GRADUALLY BRINGS THE MOVEMENT OF THE PLANETARY GEARS ABOUT THE DRIVEN SHAFT TO A STOP AND THE ROTATION OF THE PLANETARY GEARS ABOUT THEIR STATIONARY AXES WILL IMPART ROTATION TO THE SUN GEAR AND DRIVEN SHAFT.
Claim 3
Dependent Claim 180 words
THE COMBINATION AS SET FORTH IN CLAIM 1; AND IN WHICH (A) SAID HOUSING PLATES HAVE ALIGNED OPENINGS THAT COMMUNICATE WITH THE SPACES BETWEEN ADJACENT PINIONS; (B) A MEMBER SLIDABLY MOUNTED ON SAID HOLLOW SHAFT AND SPLINED THERETO SO AS TO ROTATE THEREWITH; SAID MEMBER BEING DISPOSED ADJACENT TO ONE OF SAID HOUSING PLATES; (C) SAID MEMBER HAVING LONGITUDINALLY EXTENDING FINGERS ADAPTED TO ENTER THE OPENINGS IN SAID HOUSING PLATES AND TO ENTER THE SPACES BETWEEN ADJACENT PINIONS SO AS TO INTERFERE WITH THE FREE FLOW OF FLUID BETWEEN THE ROTATING PINIONS WHEN SAID MEMBER IS MOVED ALONG THE HOLLOW SHAFT AND TOWARD SAID HOUSING PLATES; (D) SAID MEMBER BEING MOVED TOWARD SAID HOUSING PLATES WHEN SAID LEVER IS SWUNG IN A PREDETERMINED DIRECTION, THE MOVING MEMBER CAUSING SAID FINGERS TO PARTIALLY ENTER THE SPACES BETWEEN ADJACENT PINIONS TO INTERFERE WITH THE FREE FLOW OF LIQUID BETWEEN THE ROTATION PINIONS AND THEREBY SLOW UP THE ROTATION OF SAID PINIONS; AND (E) A STOP FOR PREVENTING FURTHER SWINGING OF SAID LEVER WHEN SAID FINGERS PARTIALLY FILL THE SPACES BETWEEN ADJACENT PINIONS.

References Cited (Backward Citations)

FR1018963A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-02-14 1969-08-16 1970-02-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-02-14 1973-08-16 1974-02-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-02-14 1977-08-16 1978-02-15 $7700.00 Window Closed / Lapsed

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