US3296894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple speed ratio power transmission mechanism with balanced inertia shifts
Assignee: Ford Motor Co
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Filing: 1964-03-16
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Granted: 1967-01-10
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Richard D Moan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:55
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H2716/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
IN A POWER TRANSMISSION MECHANISM ADAPTED TO DELIVER DRIVING TORQUE FROM A DRIVING MEMBER TO A DRIVEN MEMBER, A PAIR OF SIMPLE PLANETARY GEAR UNITS, EACH GEAR UNIT COMPRISING A RING GEAR, A SUN GEAR, PLANET PINIONS DRIVABLY ENGAGABLE WITH SAID SUN AND RING GEARS, AND A CARRIER ROTATABLY SUPPORTING SAID PINIONS, THE RING GEAR OF A FIRST OF SAID GEAR UNITS BEING CONNECTED TO THE CARRIER OF A SECOND OF SAID GEAR UNITS, SAID DRIVEN MEMBER BEING CONNECTED TO THE CARRIER OF SAID SECOND GEAR UNIT, THE CARRIER OF SAID FIRST GEAR UNIT BEING CONNECTED TO THE SUN GEAR OF SAID SECOND GEAR UNIT, BRAKE MEANS FOR ANCHORING THE CARRIER OF SAID FIRST GEAR UNIT AND THE SUN GEAR OF SAID SECOND GEAR UNIT DURING LOW SPEED RATIO FORWARD DRIVE OPERATION AND DURING REVERSE DRIVE OPERATION, FIRST CLUTCH MEANS FOR CONNECTING THE RING GEAR OF SAID SECOND GEAR UNIT TO SAID DRIVING MEMBER, SECOND CLUTCH MEANS FOR CONNECTING THE SUN GEAR OF SAID FIRST GEAR UNIT TO SAID DRIVING MEMBER, AND AN INERTIA FLYWHEEL DRIVABLY CONNECTED TO THE SUN GEAR OF SAID FIRST GEAR UNIT.
Claim 2
Dependent Claim
186 words
IN A POWER TRANSMISSION MECHANISM ADAPTED TO DELIVER DRIVING TORQUE FROM A DRIVING MEMBER TO A DRIVEN MEMBER, A PAIR OF SIMPLE PLANETARY GEAR UNITS, EACH GEAR UNIT COMPRISING A RING GEAR, A SUN GEAR, PLANET PINIONS DRIVABLY ENGAGABLE WITH SAID SUN AND RING GEARS, AND A CARRIER ROTATABLY SUPPORTING SAID PINIONS, THE RING GEAR OF A FIRST OF SAID GEAR UNITS BEING CONNECTED TO THE CARRIER OF A SECOND OF SAID GEAR UNITS, SAID DRIVEN MEMBER BEING CONNECTED TO THE CARRIER OF SAID SECOND GEAR UNIT, THE CARRIER OF SAID FIRST GEAR UNIT BEING CONNECTED TO THE SUN GEAR OF SAID SECOND GEAR UNIT, BRAKE MEANS FOR ANCHORING THE CARRIER OF SAID FIRST GEAR UNIT AND THE SUN GEAR OF SAID SECOND GEAR UNIT DURING LOW SPEED RATIO FORWARD DRIVE OPERATION AND DURING REVERSE DRIVE OPERATION, FIRST CLUTCH MEANS FOR CONNECTING THE RING GEAR OF SAID SECOND GEAR UNIT TO SAID DRIVING MEMBER, SECOND CLUTCH MEANS FOR CONNECTING THE SUN GEAR OF SAID FIRST GEAR UNIT TO SAID DRIVING MEMBER, AND AN INERTIA FLYWHEEL DRIVABLY CONNECTED TO THE SUN GEAR OF SAID FIRST GEAR UNIT.
References Cited (Backward Citations)
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US3027783A
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Cited
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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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |