US3256745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversing power transmission
Assignee: GULF KRAMER CORP
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Filing: 1963-08-16
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Granted: 1966-06-21
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Expires: 1983-08-16
Abstract
No abstract record available.
Inventors
- 👤 Milton A Kramer
- 👤 Ernest O Sodich
- 👤 Emil A Nakfoor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:58
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/14; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19409; Y10T74/19605
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A REVERSING POWER TRANSMISSION, AN INPUT SHAFT, A FORWARD ROTATION SHAFT, A REVERSE ROTATION SHAFT, SAID SHAFTS BEING DISPOSED IN SPACED PARALLEL RELATION TO ONE ANOTHER, A GEAR FIXED ON EACH SHAFT, SAID GEARS BEING ALIGNED WITH ONE ANOTHER TRANSVERSELY OF THE AXES OF THE SHAFTS, THE CENTERS OF THE GEARS ON THE FORWARD ROTATION SHAFT AND THE REVERSE ROTATION SHAFT BEING EQUI-DISTANT FROM THE CENTER OF THE INPUT SHAFT, SAID GEARS BEING ARRANGED SO THAT THE GEAR ON THE INPUT SHAFT MESHES WITH AND DRIVES THE GEAR ON THE FORWARD
Claim 2
Dependent Claim
92 words
IN A REVERSING POWER TRANSMISSION, AN INPUT SHAFT, A FORWARD ROTATION SHAFT, A REVERSE ROTATION SHAFT, SAID SHAFTS BEING DISPOSED IN SPACED PARALLEL RELATION TO ONE ANOTHER, A GEAR FIXED ON EACH SHAFT, SAID GEARS BEING ALIGNED WITH ONE ANOTHER TRANSVERSELY OF THE AXES OF THE SHAFTS, THE CENTERS OF THE GEARS ON THE FORWARD ROTATION SHAFT AND THE REVERSE ROTATION SHAFT BEING EQUI-DISTANT FROM THE CENTER OF THE INPUT SHAFT, SAID GEARS BEING ARRANGED SO THAT THE GEAR ON THE INPUT SHAFT MESHES WITH AND DRIVES THE GEAR ON THE FORWARD
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |