US3080764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple speed power transmission mechanism
Assignee: Ford Motor Co
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Filing: 1958-04-02
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Granted: 1963-03-12
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Expires: 1978-04-02
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Miller
- 👤 Robert L Erwin
- 👤 Donald R King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:43
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66; Y; Y10; Y10S; Y10S74/00; Y10S74/01; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
A POWER TRANSMISSION MECHANISM COMPRISING A POWER INPUT SHAFT, A POWER OUTPUT SHAFT, A PAIR OF PLANETARY GEAR UNITS FORMING A POWER DELIVERY PATH BETWEEN SAID SHAFTS, EACH PLANETARY GEAR UNIT INCLUDING A SUM GEAR, A RING GEAR AND A PLANET GEAR CARRIER, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID POWER INPUT SHAFT AND THE SUN GEAR OF A FIRST OF SAID PAIR OF GEAR UNITS, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN THE RING GEAR OF THE SECOND OF SAID PAIR OF GEAR UNITS AND SAID POWER OUTPUT SHAFT, A FIRST BRAKE ADAPTED TO SELECTIVELY ANCHOR THE SUN GEAR OF SAID SECOND GEAR UNIT AND THE RING GEAR OF SAID FIRST GEAR UNIT, A SECOND BRAKE ADAPTED TO SELECTIVELY ANCHOR THE CARRIER OF SAID SECOND GEAR UNIT FIRST CLUTCH MEANS FOR DRIVABLY CONNECTING THE CARRIER FOR SAID FIRST GEAR UNIT TO SAID OUTPUT SHAFT AND SECOND CLUTCH MEANS FOR CONNECTING BOTH OF SAID CARRIERS TOGETHER, A POWER TAKE-OFF DRIVE SHAFT, MEANS INCLUDING A SELECTIVELY ENGAGEABLE POWER TAKE-OFF CLUTCH FOR DRIVABLY COUPLING SAID POWER TAKE-OFF SHAFT TO SAID POWER INPUT SHAFT, AND CONTROL MEANS FOR CONJOINTLY APPLYING SAID BRAKES AND RELEASING EACH CLUTCH MEANS TO ESTABLISH A PARK CONDITION, SAID POWER TAKE-OFF DRIVE SHAFT BEING INDEPENDENT OF SAID GEAR UNITS AND OPERABLE WHEN SAID TRANSMISSION MECHANISM ASSUMES A PARK CONDITION.
Claim 2
Dependent Claim
221 words
A POWER TRANSMISSION MECHANISM COMPRISING A POWER INPUT SHAFT, A POWER OUTPUT SHAFT, A PAIR OF PLANETARY GEAR UNITS FORMING A POWER DELIVERY PATH BETWEEN SAID SHAFTS, EACH PLANETARY GEAR UNIT INCLUDING A SUM GEAR, A RING GEAR AND A PLANET GEAR CARRIER, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN SAID POWER INPUT SHAFT AND THE SUN GEAR OF A FIRST OF SAID PAIR OF GEAR UNITS, MEANS FOR ESTABLISHING A DRIVING CONNECTION BETWEEN THE RING GEAR OF THE SECOND OF SAID PAIR OF GEAR UNITS AND SAID POWER OUTPUT SHAFT, A FIRST BRAKE ADAPTED TO SELECTIVELY ANCHOR THE SUN GEAR OF SAID SECOND GEAR UNIT AND THE RING GEAR OF SAID FIRST GEAR UNIT, A SECOND BRAKE ADAPTED TO SELECTIVELY ANCHOR THE CARRIER OF SAID SECOND GEAR UNIT FIRST CLUTCH MEANS FOR DRIVABLY CONNECTING THE CARRIER FOR SAID FIRST GEAR UNIT TO SAID OUTPUT SHAFT AND SECOND CLUTCH MEANS FOR CONNECTING BOTH OF SAID CARRIERS TOGETHER, A POWER TAKE-OFF DRIVE SHAFT, MEANS INCLUDING A SELECTIVELY ENGAGEABLE POWER TAKE-OFF CLUTCH FOR DRIVABLY COUPLING SAID POWER TAKE-OFF SHAFT TO SAID POWER INPUT SHAFT, AND CONTROL MEANS FOR CONJOINTLY APPLYING SAID BRAKES AND RELEASING EACH CLUTCH MEANS TO ESTABLISH A PARK CONDITION, SAID POWER TAKE-OFF DRIVE SHAFT BEING INDEPENDENT OF SAID GEAR UNITS AND OPERABLE WHEN SAID TRANSMISSION MECHANISM ASSUMES A PARK CONDITION.
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |