US3256751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Motors Liquidation Co
•
Filing: 1962-10-22
•
Granted: 1966-06-21
•
Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Robert M Tuck
- 👤 Ulysses A Breting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:33
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066; F16D41/067; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/085; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19033; Y10T74/19149
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
227 words
IN A TRANSMISSION; (A) AN INPUT MEMBER AND AN OUTPUT MEANS; (B) A TORQUE CONVERT HAVING A PUMP DRIVEN BY SAID INPUT MEMBER, A FIRST TURBINE AND A SECOND TURBINE (C) ONE OF SAID TURBINES PROVIDING A TORQUE OUTPUT IN ONE SPEED RANGE UP TO A PREDETERMINED MIDDLE OPERATING SPEED AND NO OUTPUT TORQUE IN ANOTHER SPEED RANGE AT AND ABOVE SAID PREDETERMINED MIDDLE OPERATING SPEED; (D) FIRST DRIVE MEANS CONNECTING SAID ONE TURBINE TO SAID OUTPUT MEANS INCLUDING A ONE WAY CLUTCH HAVING ROTATION RESPONSIVE MEANS OPERATIVE IN RESPONSE TO OVERRUN OF SAID ONE TURBINE TO PROVIDE A DRIVE FROM SAID ONE TURBINE OF SAID OUTPUT MEANS AND SPEED RESPONSIVE MEANS OPERATIVELY CONNECTED TO THE OUTPUT MEANS AND SAID ROTATION RESPONSIVE MEANS AND RESPONSIVE TO THE SPEED OF SAID OUTPUT MEANS OPERATING TO PERMNIT A DRIVE BY SAID ROTATION RESPONSIVE MEANS IN SAID ONE SPEED RANGE IN RESPONSE TO SAID OVERRUN OF SAID ONE TURBINE AND OPERATIVE TO PREVENT ENGAGEMENT OF A DRIVE IN SAID ANOTHER SPEED RANGE ON OVERRUN; (E) AND SECOND DRIVE MEANS CONNECTING SAID OTHER TURBING TO SAID MEANS; (F) AND SAID ROTATION RESPONSIVE MEANS OF SAID ONEWAY DRIVE MEANS INCLUDING A SMOOTH RACE, A CAM RACE, ROLLERS COOPERATING WITH SAID RACES TO TRANSMIT DRIVE IN RESPONSE TO TORQUE, A CAGE ENGAGING EACH ROLLER TO PERMIT ONLY SIMULTANEOUS UNIFORM MOVEMENT OF ALL ROLLERS.
References Cited (Backward Citations)
US2055895A
Cited
US781304A
Cited
US2044197A
Cited
US2297259A
Cited
US2203177A
Cited
US2232090A
Cited
US2259733A
Cited
US2284123A
Cited
US2368711A
Cited
US2763163A
Cited
US2950630A
Cited
US2917950A
Cited
US2932220A
Cited
US2873626A
Cited
US2795154A
Cited
US3102435A
Cited
US3104744A
Cited
US3174598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |