Patent US3075408A successfully refreshed from Google Patents.
US3075408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive axle transmission
Assignee: Motors Liquidation Co
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Filing: 1959-08-19
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Granted: 1963-01-29
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Expires: 1979-08-19
Abstract
No abstract record available.
Inventors
- 👤 Charles S Chapman
- 👤 Richard W Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:14
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
IN A TRANSMISSION, A COMBINATION HYDRAULIC TORQUE CONVERTER AND GEARING UNIT HAVING AN INPUT SHAFT AND AN OUTPUT SHAFT, SAID TORQUE CONVERTER INCLUDING A VANED IMPELLER CONNECTED TO BE DRIVEN BY SAID INPUT SHAFT IN A FORWARD DIRECTION AND ADAPTED TO CIRCULATE WORKING FLUID IN A CLOSED FLUID TOROIDAL PATH, A FIRST VANED RUNNER AND A SECOND VANED RUNNER ARRANGED IN SAID FLUID PATH, SAID GEARING INCLUDING A PLANETARY GEAR SET HAVING A SUN GEAR, A RING GEAR AND A PLANET CARRIER HAVING A FIRST SET OF PLANET PINIONS MESHING WITH SAID SUN GEAR AND A SECOND SET OF PLANET PINIONS MESHING WITH SAID RING GEAR AND WITH SAID FIRST SET OF PLANET PINIONS, MEANS CONNECTING SAID FIRST RUNNER TO SAID SUN GEAR, MEANS FOR TRANSMITTING FORWARD ROTATION OF SAID SECOND RUNNER TO SAID RING GEAR, MEANS FOR TRANSMITTING REVERSE ROTATION OF SAID SECOND RUNNER TO SAID CARRIER, RELEASABLE MEANS FOR PREVENTING REVERSE ROTATION OF SAID CARRIER, AND MEANS CONNECTING SAID RING GEAR TO SAID OUTPUT SHAFT.
Claim 2
Dependent Claim
167 words
IN A TRANSMISSION, A COMBINATION HYDRAULIC TORQUE CONVERTER AND GEARING UNIT HAVING AN INPUT SHAFT AND AN OUTPUT SHAFT, SAID TORQUE CONVERTER INCLUDING A VANED IMPELLER CONNECTED TO BE DRIVEN BY SAID INPUT SHAFT IN A FORWARD DIRECTION AND ADAPTED TO CIRCULATE WORKING FLUID IN A CLOSED FLUID TOROIDAL PATH, A FIRST VANED RUNNER AND A SECOND VANED RUNNER ARRANGED IN SAID FLUID PATH, SAID GEARING INCLUDING A PLANETARY GEAR SET HAVING A SUN GEAR, A RING GEAR AND A PLANET CARRIER HAVING A FIRST SET OF PLANET PINIONS MESHING WITH SAID SUN GEAR AND A SECOND SET OF PLANET PINIONS MESHING WITH SAID RING GEAR AND WITH SAID FIRST SET OF PLANET PINIONS, MEANS CONNECTING SAID FIRST RUNNER TO SAID SUN GEAR, MEANS FOR TRANSMITTING FORWARD ROTATION OF SAID SECOND RUNNER TO SAID RING GEAR, MEANS FOR TRANSMITTING REVERSE ROTATION OF SAID SECOND RUNNER TO SAID CARRIER, RELEASABLE MEANS FOR PREVENTING REVERSE ROTATION OF SAID CARRIER, AND MEANS CONNECTING SAID RING GEAR TO SAID OUTPUT SHAFT.
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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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |