US3090247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed transmission
Assignee: Bendix Corp
•
Filing: 1960-09-12
•
Granted: 1963-05-21
•
Expires: 1980-09-12
Abstract
No abstract record available.
Inventors
- 👤 Hood Edwin Elliott
- 👤 Charles A Mendenhall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:19
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F37/36; D06F21/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/194; Y10T74/19414; Y10T74/19419; Y10T74/19442; Y10T74/19447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
IN A TRANSMISSION: A POWER SHAFT; A DRIVING SHAFT; A COUPLING MEMBER FOR SAID SHAFTS; A DRIVEN SHAFT; A PLUTALITY OF GEAR TRAINS FOR CONNECTING THE DRIVING AND DRIVEN SHAFTS AT DIFFERENT GEAR RATIOS, AT LEAST ONE OF SAID GEAR TRAINS INCLUDING A DRIVEN GEAR SUPPORTED ON THE DRIVEN SHAFT AND A DRIVING GEAR SUPPORTED ON THE COUPLING MEMBER ADAPTED TO MESH WITH THE DRIVEN GEAR; MEANS FOR SELECTIVELY RENDERING THE GEAR TRAINS OPERATIVE; MEANS FOR COUPLING ONE OF THE GEARS OF SAID ONE GEAR TRAIN TO ITS RESPECTIVE SUPPORT INCLUDING A COLLAR MEMBER FIXEDLY SECURED TO SAID RESPECTIVE SUPPORT AND HAVING A FLANGE AT ONE EXTREMITY THEREOF ROTATABLY SUPPORTING SAID ONE GEAR, SAID ONE GEAR HAVING A FLANGE ROTATABLY SUPPORTED ON THE OTHER EXTREMITY OF THE COLLAR, A FLAT-COIL SPRING CONCENTRICALLY AND SPATIALLY DISPOSED ABOUT THE COLLAR HAVING A SPLINED CONNECTION AT ONE EXTREMITY WITH THE COLLAR FLANGE AND HAVING A SPLINED CONNECTION AT ITS OTHER EXTREMITY WITH THE FLANGE OF SAID ONE GEAR; AND, MEANS FOR NON-ROTATABLY SECURING THE OTHER OF SAID GEARS TO ITS RESPECTIVE SUPPORT.
Claim 2
Dependent Claim
179 words
IN A TRANSMISSION: A POWER SHAFT; A DRIVING SHAFT; A COUPLING MEMBER FOR SAID SHAFTS; A DRIVEN SHAFT; A PLUTALITY OF GEAR TRAINS FOR CONNECTING THE DRIVING AND DRIVEN SHAFTS AT DIFFERENT GEAR RATIOS, AT LEAST ONE OF SAID GEAR TRAINS INCLUDING A DRIVEN GEAR SUPPORTED ON THE DRIVEN SHAFT AND A DRIVING GEAR SUPPORTED ON THE COUPLING MEMBER ADAPTED TO MESH WITH THE DRIVEN GEAR; MEANS FOR SELECTIVELY RENDERING THE GEAR TRAINS OPERATIVE; MEANS FOR COUPLING ONE OF THE GEARS OF SAID ONE GEAR TRAIN TO ITS RESPECTIVE SUPPORT INCLUDING A COLLAR MEMBER FIXEDLY SECURED TO SAID RESPECTIVE SUPPORT AND HAVING A FLANGE AT ONE EXTREMITY THEREOF ROTATABLY SUPPORTING SAID ONE GEAR, SAID ONE GEAR HAVING A FLANGE ROTATABLY SUPPORTED ON THE OTHER EXTREMITY OF THE COLLAR, A FLAT-COIL SPRING CONCENTRICALLY AND SPATIALLY DISPOSED ABOUT THE COLLAR HAVING A SPLINED CONNECTION AT ONE EXTREMITY WITH THE COLLAR FLANGE AND HAVING A SPLINED CONNECTION AT ITS OTHER EXTREMITY WITH THE FLANGE OF SAID ONE GEAR; AND, MEANS FOR NON-ROTATABLY SECURING THE OTHER OF SAID GEARS TO ITS RESPECTIVE SUPPORT.
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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |