US3132534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrostatic-mechanical power transmission mechanism
Assignee: Ford Motor Co
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Filing: 1961-01-16
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Granted: 1964-05-12
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Expires: 1981-01-16
Abstract
No abstract record available.
Inventors
- 👤 Ludwig G Boehner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:02
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/02; F16H47/04; F16H37/00; F16H37/02; F16H37/06; F16H37/08; F16H37/0833; F16H37/084; F16H2037/0866
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN A POWER TRANSMISSION MECHANISM FOR DELIVERING POWER FROM A DRIVING SHAFT TO A DRIVEN SHAFT, SAID DRIVING SHAFT BEING CONCENTRICALLY DISPOSED WITHIN SAID DRIVEN SHAFT, A PLANETARY GEAR UNIT COMPRISING A SUN GEAR MEMBER, A RING GEAR MEMBER, A CARRIER MEMBER, AND PLANETARY GEARS ROTATABLY MOUNTED ON SAID CARRIER MEMBER IN MESHING ENGAGEMENT WITH SAID GUN GEAR MEMBER AND SAID RING GEAR MEMBER, A FIRST HYDROSTATIC UNIT AND A SECOND HYDROSTATIC UNIT SITUATED IN A CLOSED HYDRAULIC CIRCUIT, A FIRST DRIVING CONNECTION BETWEEN ONE MEMBER OF SAID GEAR UNIT AND SAID FIRST HYDROSTATIC UNIT, A POWER OUTPUT GEAR ROTATABLY MOUNTED ABOUT THE AXIS OF SAID DRIVE SHAFT, A SECOND DRIVING CONNECTION BETWEEN A SECOND MEMBER OF SAID GEAR UNIT AND SAID DRIVEN SHAFT SAID POWER OUTPUT GEAR BEING DRIVABLY CONNECTED TO SAID SECOND HYDROSTATIC UNIT, CLUTCH MEANS FOR SELECTIVELY CLUTCHING SAID POWER OUTPUT GEAR TO SAID DRIVEN SHAFT, ONE MEMBER OF SAID GEAR UNIT BEING CONNECTED TO SAID DRIVING SHAFT, AND MEANS FOR ADJUSTING THE RELATIVE DISPLACEMENT OF SAID HYDROSTATIC
Claim 2
Dependent Claim
171 words
IN A POWER TRANSMISSION MECHANISM FOR DELIVERING POWER FROM A DRIVING SHAFT TO A DRIVEN SHAFT, SAID DRIVING SHAFT BEING CONCENTRICALLY DISPOSED WITHIN SAID DRIVEN SHAFT, A PLANETARY GEAR UNIT COMPRISING A SUN GEAR MEMBER, A RING GEAR MEMBER, A CARRIER MEMBER, AND PLANETARY GEARS ROTATABLY MOUNTED ON SAID CARRIER MEMBER IN MESHING ENGAGEMENT WITH SAID GUN GEAR MEMBER AND SAID RING GEAR MEMBER, A FIRST HYDROSTATIC UNIT AND A SECOND HYDROSTATIC UNIT SITUATED IN A CLOSED HYDRAULIC CIRCUIT, A FIRST DRIVING CONNECTION BETWEEN ONE MEMBER OF SAID GEAR UNIT AND SAID FIRST HYDROSTATIC UNIT, A POWER OUTPUT GEAR ROTATABLY MOUNTED ABOUT THE AXIS OF SAID DRIVE SHAFT, A SECOND DRIVING CONNECTION BETWEEN A SECOND MEMBER OF SAID GEAR UNIT AND SAID DRIVEN SHAFT SAID POWER OUTPUT GEAR BEING DRIVABLY CONNECTED TO SAID SECOND HYDROSTATIC UNIT, CLUTCH MEANS FOR SELECTIVELY CLUTCHING SAID POWER OUTPUT GEAR TO SAID DRIVEN SHAFT, ONE MEMBER OF SAID GEAR UNIT BEING CONNECTED TO SAID DRIVING SHAFT, AND MEANS FOR ADJUSTING THE RELATIVE DISPLACEMENT OF SAID HYDROSTATIC
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |