US3351168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic fluid transmission
Assignee: Individual
•
Filing: 1965-04-13
•
Granted: 1967-11-07
•
Expires: 1985-04-13
Abstract
No abstract record available.
Inventors
- 👤 Walter H Thorpe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:09
CPC Classifications
F; F16; F16D; F16D31/00; F16D31/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A DRIVE TRANSMISSION DEVICE FOR AUTOMATICALLY GRADUALLY TRANSFERRING DRIVE FROM A DRIVING MEMBER TO A DRIVEN MEMBER COMPRISING: A SUN GEAR; PLANET GEARS MESHING WITH SAID SUN GEAR; A PLANET CARRIER ROTATABLY SUPPORTING AND POSITIONING SAID PLANET GEARS; A RING GEAR SURROUNDING AND MESHING WITH SAID PLANET GEARS; A HOUSING ON SAID RING GEAR ENCLOSING SAID RING GEAR AND PLANET GEARS; SAID PLANET CARRIER AND PLANET GEARS BEING FREELY ROTATABLY SUPPORTED RELATIVE TO SAID SUN GEAR AND RING GEAR WITH SAID PLANET GEARS DISSIPATING DRIVE REACTION BY FREE ROTATION BETWEEN A DRIVEN MEMBER AND A ROTATING DRIVING MEMBER; SAID HOUSING BEING ADAPTED TO CONTAIN FLUID FOR RESISTING THE FREE ROTATION OF SAID PLANET GEARS RELATIVE TO SAID RING GEAR AND SAID SUN GEAR TO DEVELOP DRIVE REACTION BY RESISTING ROTATION OF SAID PLANET GEARS; SAID DEVICE BEING CONNECTABLE IN A DRIVE WITH A SHAFT CONNECTED TO SAID SUN GEAR, AND A SHAFT CONNECTED TO SAID HOUSING AND RING GEAR WITH ONE SAID SHAFT BEING CONNECTABLE TO A DRIVING MEMBER AND THE OTHER SAID SHAFT BEING CONNECTABLE TO A DRIVEN MEMBER;
Claim 2
Dependent Claim
180 words
A DRIVE TRANSMISSION DEVICE FOR AUTOMATICALLY GRADUALLY TRANSFERRING DRIVE FROM A DRIVING MEMBER TO A DRIVEN MEMBER COMPRISING: A SUN GEAR; PLANET GEARS MESHING WITH SAID SUN GEAR; A PLANET CARRIER ROTATABLY SUPPORTING AND POSITIONING SAID PLANET GEARS; A RING GEAR SURROUNDING AND MESHING WITH SAID PLANET GEARS; A HOUSING ON SAID RING GEAR ENCLOSING SAID RING GEAR AND PLANET GEARS; SAID PLANET CARRIER AND PLANET GEARS BEING FREELY ROTATABLY SUPPORTED RELATIVE TO SAID SUN GEAR AND RING GEAR WITH SAID PLANET GEARS DISSIPATING DRIVE REACTION BY FREE ROTATION BETWEEN A DRIVEN MEMBER AND A ROTATING DRIVING MEMBER; SAID HOUSING BEING ADAPTED TO CONTAIN FLUID FOR RESISTING THE FREE ROTATION OF SAID PLANET GEARS RELATIVE TO SAID RING GEAR AND SAID SUN GEAR TO DEVELOP DRIVE REACTION BY RESISTING ROTATION OF SAID PLANET GEARS; SAID DEVICE BEING CONNECTABLE IN A DRIVE WITH A SHAFT CONNECTED TO SAID SUN GEAR, AND A SHAFT CONNECTED TO SAID HOUSING AND RING GEAR WITH ONE SAID SHAFT BEING CONNECTABLE TO A DRIVING MEMBER AND THE OTHER SAID SHAFT BEING CONNECTABLE TO A DRIVEN MEMBER;
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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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |