US3319746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission with hydrodynamic brake and torque converter
Assignee: Motors Liquidation Co
•
Filing: 1965-10-21
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Granted: 1967-05-16
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Howard W Christenson
- 👤 Edward T Mabley
- 👤 Mark E Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:37
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN COMBINATION, AN INPUT ELEMENT, AN OUTPUT ELEMENT, DRIVE MEANS INCLUDING A FLUID DEVICE FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID INPUT AND OUTPUT ELEMENTS, A PUMP, A REGULATOR VALVE CONTROLLING THE PRESSURE OF THE FLUID DELIVERED BY SAID PUMP, MEANS FOR SUPPLYING FLUID FROM SAID PUMP TO SAID FLUID DEVICE, A HYDRODYNAMIC BRAKE HAVING A BRAKE ROTOR ROTATABLE WITH SAID INPUT ELEMENT AND A BRAKING CHAMBER SURROUNDING SAID ROTOR, BRAKE VALVE MEANS FOR SUPPLYING LIQUID TO SAID BRAKING CHAMBER, AND MEANS RESPONSIVE TO THE TORQUE BEING ABSORBED BY SAID HYDRODYNAMIC BRAKE FOR ADJUSTING SAID REGULATOR VALVE TO INCREASE THE PRESSURE OF THE FLUID DELIVERED BY SAID PUMP PROPORTIONAL TO THE TORQUE BEING ABSORBED DURING OPERATION OF SAID HYDRODYNAMIC BRAKE.
Claim 2
Dependent Claim
120 words
IN COMBINATION, AN INPUT ELEMENT, AN OUTPUT ELEMENT, DRIVE MEANS INCLUDING A FLUID DEVICE FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID INPUT AND OUTPUT ELEMENTS, A PUMP, A REGULATOR VALVE CONTROLLING THE PRESSURE OF THE FLUID DELIVERED BY SAID PUMP, MEANS FOR SUPPLYING FLUID FROM SAID PUMP TO SAID FLUID DEVICE, A HYDRODYNAMIC BRAKE HAVING A BRAKE ROTOR ROTATABLE WITH SAID INPUT ELEMENT AND A BRAKING CHAMBER SURROUNDING SAID ROTOR, BRAKE VALVE MEANS FOR SUPPLYING LIQUID TO SAID BRAKING CHAMBER, AND MEANS RESPONSIVE TO THE TORQUE BEING ABSORBED BY SAID HYDRODYNAMIC BRAKE FOR ADJUSTING SAID REGULATOR VALVE TO INCREASE THE PRESSURE OF THE FLUID DELIVERED BY SAID PUMP PROPORTIONAL TO THE TORQUE BEING ABSORBED DURING OPERATION OF SAID HYDRODYNAMIC BRAKE.
References Cited (Backward Citations)
US1933603A
Cited
US1915547A
Cited
US2163872A
Cited
US2872000A
Cited
US2827989A
Cited
US2889013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |