Patent US3115047A successfully refreshed from Google Patents.
US3115047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronized multiple speed power transmission mechanism
Assignee: Ford Motor Co
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Filing: 1960-08-08
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Granted: 1963-12-24
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Expires: 1980-08-08
Abstract
No abstract record available.
Inventors
- 👤 Royston C Lunn
- 👤 Frank L Theyleg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:54
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/34; F16H63/36; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/091; F16H3/0915; F16H63/08; F16H63/20; F16H2702/00; F16H2702/02; F16H2702/04; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/194; Y10T74/19405; Y10T74/20; Y10T74/20012; Y10T74/20018
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
A POWER TRANSMISSION MECHANISM COMPRISING A POWER INPUT SHAFT, A POWER OUTPUT SLEEVE SHAFT CONCENTRICALLY DISPOSED ABOUT SAID POWER INPUT SHAFT, A POWER OUTPUT PINION CONNECTED TO SAID POWER OUTPUT SHAFT, AND GEAR ELEMENTS DRIVABLY CONNECTING SAID POWER INPUT AND POWER OUTPUT SHAFTS, THE GEAR ELEMENTS BEING ADAPTED TO ESTABLISH PLURAL TORQUE DELIVERY PATHS BETWEEN SAID POWER INPUT SHAFT AND SAID POWER OUTPUT SHAFT WITH VARYING SPEED RATIOS, A FIRST GROUP OF SAID GEAR ELEMENTS BEING MOUNTED FOR ROTATION ABOUT THE AXIS OF SAID POWER INPUT AND POWER OUTPUT SHAFTS, A SECOND GROUP OF SAID GEAR ELEMENTS BEING MOUNTED FOR ROTATION ABOUT AN AXIS PARALLEL TO THE AXIS OF SAID FIRST GROUP, SEPARATE GEAR ELEMENTS OF ONE GROUP BEING IN CONTINUOUS MESHING ENGAGEMENT WITH EACH COMPANION GEAR ELEMENTS OF THE OTHER GROUP DURING TORQUE DELIVERY FROM SAID POWER INPUT SHAFT TO SAID POWER OUTPUT SHAFT IN A FORWARD DRIVING DIRECTION, AND SEPARATE SYNCHRONIZER CLUTCH MEANS FOR SAID FIRST AND SECOND GROUPS FOR CONTROLLING THE RELATIVE MOTION OF SAID GEAR ELEMENTS AND FOR SELECTIVELY ESTABLISHING SAID TORQUE DELIVERY PATHS THROUGH SAID GEAR ELEMENTS, EACH SYNCHRONIZER CLUTCH MEANS BEING ADAPTED TO CONNECT SELECTIVELY EACH OF SEPARATE GEAR ELEMENTS TO ITS ASSOCIATED SHAFT.
Claim 2
Dependent Claim
200 words
A POWER TRANSMISSION MECHANISM COMPRISING A POWER INPUT SHAFT, A POWER OUTPUT SLEEVE SHAFT CONCENTRICALLY DISPOSED ABOUT SAID POWER INPUT SHAFT, A POWER OUTPUT PINION CONNECTED TO SAID POWER OUTPUT SHAFT, AND GEAR ELEMENTS DRIVABLY CONNECTING SAID POWER INPUT AND POWER OUTPUT SHAFTS, THE GEAR ELEMENTS BEING ADAPTED TO ESTABLISH PLURAL TORQUE DELIVERY PATHS BETWEEN SAID POWER INPUT SHAFT AND SAID POWER OUTPUT SHAFT WITH VARYING SPEED RATIOS, A FIRST GROUP OF SAID GEAR ELEMENTS BEING MOUNTED FOR ROTATION ABOUT THE AXIS OF SAID POWER INPUT AND POWER OUTPUT SHAFTS, A SECOND GROUP OF SAID GEAR ELEMENTS BEING MOUNTED FOR ROTATION ABOUT AN AXIS PARALLEL TO THE AXIS OF SAID FIRST GROUP, SEPARATE GEAR ELEMENTS OF ONE GROUP BEING IN CONTINUOUS MESHING ENGAGEMENT WITH EACH COMPANION GEAR ELEMENTS OF THE OTHER GROUP DURING TORQUE DELIVERY FROM SAID POWER INPUT SHAFT TO SAID POWER OUTPUT SHAFT IN A FORWARD DRIVING DIRECTION, AND SEPARATE SYNCHRONIZER CLUTCH MEANS FOR SAID FIRST AND SECOND GROUPS FOR CONTROLLING THE RELATIVE MOTION OF SAID GEAR ELEMENTS AND FOR SELECTIVELY ESTABLISHING SAID TORQUE DELIVERY PATHS THROUGH SAID GEAR ELEMENTS, EACH SYNCHRONIZER CLUTCH MEANS BEING ADAPTED TO CONNECT SELECTIVELY EACH OF SEPARATE GEAR ELEMENTS TO ITS ASSOCIATED SHAFT.
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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |