Patent US3127792A successfully refreshed from Google Patents.
US3127792A
Expired / Lapsed
US
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Hydrostatic-mechanical power transmission mechanism
Assignee: Ford Motor Co
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Filing: 1960-12-07
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Granted: 1964-04-07
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Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Balbaschewski Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:47
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
167 words
A POWER TRANSMISSION MECHANISM FOR DELIVERING DRIVING TORQUE FROM A DRIVING MEMBER TO A DRIVEN MEMBER COMPRISING A PLANETARY GEAR UNIT, SAID PLANETARY GEAR UNIT INCLUDING A SUN GEAR MEMBER, A RING GEAR MEMBER, A CARRIER MEMBER AND PLANETARY GEARS ROTATABLY MOUNTED ON SAID CARRIER MEMBER IN DRIVING ENGAGEMENT WITH SAID SUN GEAR MEMBER AND SAID RING GEAR MEMBER, SAID CARRIER MEMBER BEING CONNECTED TO SAID DRIVING MEMBER, A HYDROSTATIC PUMP UNIT, A HYDROSTATIC MOTOR UNIT, SAID HYDROSTATIC UNITS BEING DISPOSED IN A COMMON, CLOSED HYDRAULIC CIRCUIT WHEREBY ONE UNIT DRIVES THE OTHER, MEANS FOR DRIVABLY CONNECTING SAID SUN GEAR MEMBER TO SAID PUMP UNIT, OVERRUNING CLUTCH MEANS FOR ESTABLISHING A ONE-WAY DRIVING CONNECTION BETWEEN SAID MOTOR UNIT AND SAID RING GEAR MEMBER, A CONNECTION BETWEEN SAID DRIVEN MEMBER AND SAID RING GEAR MEMBER, MEANS FOR VARYING THE DISPLACEMENT OF SAID MOTOR UNIT, MEANS FOR VARYING THE DISPLACEMENT OF SAID PUMP UNIT, AND BRAKE MEANS FOR ANCHORING SAID PUMP UNIT DURING HIGH SPEED OPERATION OF SAID MECHANISM.
Claim 2
Dependent Claim
167 words
A POWER TRANSMISSION MECHANISM FOR DELIVERING DRIVING TORQUE FROM A DRIVING MEMBER TO A DRIVEN MEMBER COMPRISING A PLANETARY GEAR UNIT, SAID PLANETARY GEAR UNIT INCLUDING A SUN GEAR MEMBER, A RING GEAR MEMBER, A CARRIER MEMBER AND PLANETARY GEARS ROTATABLY MOUNTED ON SAID CARRIER MEMBER IN DRIVING ENGAGEMENT WITH SAID SUN GEAR MEMBER AND SAID RING GEAR MEMBER, SAID CARRIER MEMBER BEING CONNECTED TO SAID DRIVING MEMBER, A HYDROSTATIC PUMP UNIT, A HYDROSTATIC MOTOR UNIT, SAID HYDROSTATIC UNITS BEING DISPOSED IN A COMMON, CLOSED HYDRAULIC CIRCUIT WHEREBY ONE UNIT DRIVES THE OTHER, MEANS FOR DRIVABLY CONNECTING SAID SUN GEAR MEMBER TO SAID PUMP UNIT, OVERRUNING CLUTCH MEANS FOR ESTABLISHING A ONE-WAY DRIVING CONNECTION BETWEEN SAID MOTOR UNIT AND SAID RING GEAR MEMBER, A CONNECTION BETWEEN SAID DRIVEN MEMBER AND SAID RING GEAR MEMBER, MEANS FOR VARYING THE DISPLACEMENT OF SAID MOTOR UNIT, MEANS FOR VARYING THE DISPLACEMENT OF SAID PUMP UNIT, AND BRAKE MEANS FOR ANCHORING SAID PUMP UNIT DURING HIGH SPEED OPERATION OF SAID MECHANISM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |