US3304803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor vehicle transmission providing high traction drive
Assignee: Ford Motor Co
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Filing: 1964-12-30
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Granted: 1967-02-21
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Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Stockton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:06
CPC Classifications
F; F16; F16H; F16H15/00; F16H15/02; F16H15/04; F16H15/06; F16H15/16; F16H15/18; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19037
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
AN INFINITELY VARIABLE SPEED TORQUE TRANSMITTING MECHANISM FOR CONNECTING A FORWARDLY ROTATING POWER INPUT SHAFT TO A PAIR OF REAR AXLE DRIVE SHAFTS COMPRISING, IN COMBINATION, A PLANETARY GEARSET AND AN ADJUSTABLE INFINITELY VARIABLE SPEED FRICTION DRIVE DEVICE AND A HYDRODYNAMIC DRIVE DEVICE ALL SERIALLY CONNECTED, SAID GEARSET AND FRICTION DRIVE DEVICE EACH HAVING A PLURALITY OF ROTATABLE MEMBERS INCLUDING DRIVE AND DRIVEN AND REACTION MEMBERS, MEANS OPERABLY CONNECTING SAID GEARSET DRIVE MEMBER TO SAID INPUT SHAFT AND SAID GEARSET DRIVEN MEMBER AND FRICTION DEVICE DRIVE MEMBER TOGETHER, MEANS FOR HOLDING SAID REACTION MEMBERS STATIONARY, SAID LATTER MEANS FOR SAID GERSET REACTION MEMBER BEING RELEASABLY TO CONDITION SAID GEARSET FOR A REVERSE DRIVE OF ITS SAID DRIVEN MEMBER, DIRECT DRIVE CLUTCH MEANS ENGAGEABLE AT TIMES TO CONNECT SAID GEARSET DRIVE AND DRIVEN MEMBERS FOR A FORWARD DIRECT DRIVE THROUGH SAID GEARSET, SAID HYDRODYNAMIC DRIVE DEVICE HAVING A PLURALITY OF PUMP MEMBERS AND A PLURALITY OF TURBINE MEMBERS, MEANS OPERABLY CONNECTING SAID PUMP MEMBERS TOGETHER AND TO THE FRICTION
Claim 2
Dependent Claim
168 words
AN INFINITELY VARIABLE SPEED TORQUE TRANSMITTING MECHANISM FOR CONNECTING A FORWARDLY ROTATING POWER INPUT SHAFT TO A PAIR OF REAR AXLE DRIVE SHAFTS COMPRISING, IN COMBINATION, A PLANETARY GEARSET AND AN ADJUSTABLE INFINITELY VARIABLE SPEED FRICTION DRIVE DEVICE AND A HYDRODYNAMIC DRIVE DEVICE ALL SERIALLY CONNECTED, SAID GEARSET AND FRICTION DRIVE DEVICE EACH HAVING A PLURALITY OF ROTATABLE MEMBERS INCLUDING DRIVE AND DRIVEN AND REACTION MEMBERS, MEANS OPERABLY CONNECTING SAID GEARSET DRIVE MEMBER TO SAID INPUT SHAFT AND SAID GEARSET DRIVEN MEMBER AND FRICTION DEVICE DRIVE MEMBER TOGETHER, MEANS FOR HOLDING SAID REACTION MEMBERS STATIONARY, SAID LATTER MEANS FOR SAID GERSET REACTION MEMBER BEING RELEASABLY TO CONDITION SAID GEARSET FOR A REVERSE DRIVE OF ITS SAID DRIVEN MEMBER, DIRECT DRIVE CLUTCH MEANS ENGAGEABLE AT TIMES TO CONNECT SAID GEARSET DRIVE AND DRIVEN MEMBERS FOR A FORWARD DIRECT DRIVE THROUGH SAID GEARSET, SAID HYDRODYNAMIC DRIVE DEVICE HAVING A PLURALITY OF PUMP MEMBERS AND A PLURALITY OF TURBINE MEMBERS, MEANS OPERABLY CONNECTING SAID PUMP MEMBERS TOGETHER AND TO THE FRICTION
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |