US3214987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear shift and transmission for industrial trucks
Assignee: Yale and Towne GmbH
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Filing: 1962-12-10
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Granted: 1965-11-02
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Expires: 1982-12-10
Abstract
No abstract record available.
Inventors
- 👤 Schenck Robert Karl August
- 👤 Thum Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:43
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/08; F16H63/20; F16H3/00; F16H3/02; F16H3/20; F16H3/22; F16H3/30; F16H3/32; F16H63/30; F16H63/3009; F16H63/3013; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19233; Y10T74/19372; Y10T74/19377; Y10T74/19386; Y10T74/19405; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/2014; Y10T74/20159
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A TRANSMISSION OF THE CLASS DESCRIBED, A DRIVING SHAFT, A DRIVEN SHAFT, A PAIR OF INTERMEDIATE FORWARD AND REARWARD SHAFTS EACH DRIVEN BY SAID DRIVING SHAFT, A FIRST SPEED GEAR AND A SECOND SPEED GEAR MOUNTED IN SPACED RELATION TO EACH OTHER ON SAID DRIVEN SHAFT, A PAIR OF GEARS KEYED ONE TO EACH OF SAID INTERMEDIATE FORWARD AND REARWARD SHAFTS AND SHIFTABLE IN A PARTICULAR DIRECTION INTO MESHING RELATION TO THE FIRST SPEED GEAR ON THE DRIVEN SHAFT, A FURTHER PAIR OF GEARS KEYED ONE TO EACH INTERMEDIATE SHAFT
Claim 2
Dependent Claim
91 words
IN A TRANSMISSION OF THE CLASS DESCRIBED, A DRIVING SHAFT, A DRIVEN SHAFT, A PAIR OF INTERMEDIATE FORWARD AND REARWARD SHAFTS EACH DRIVEN BY SAID DRIVING SHAFT, A FIRST SPEED GEAR AND A SECOND SPEED GEAR MOUNTED IN SPACED RELATION TO EACH OTHER ON SAID DRIVEN SHAFT, A PAIR OF GEARS KEYED ONE TO EACH OF SAID INTERMEDIATE FORWARD AND REARWARD SHAFTS AND SHIFTABLE IN A PARTICULAR DIRECTION INTO MESHING RELATION TO THE FIRST SPEED GEAR ON THE DRIVEN SHAFT, A FURTHER PAIR OF GEARS KEYED ONE TO EACH INTERMEDIATE 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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |