US3132539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversing transmissions
Assignee: Gilson Brothers Co
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Filing: 1960-11-21
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Granted: 1964-05-12
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Hotz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:32
CPC Classifications
B; B62; B62D; B62D51/00; B62D51/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A REVERSING TRANSMISSION COMPRISING INPUT AND OUTPUT ROTORS, A PLANETARY GEAR TRAIN INCLUDING A DRIVEN GEAR ON ONE OF SAID ROTORS, A SUN GEAR ON THE OTHER ROTOR, PLANETARY REVERSING PINIONS MESHING WITH EACH OTHER AND RESPECTIVELY WITH SAID DRIVEN GEAR AND SAID SUN GEAR, A PLANETARY REVERSING GEAR CARRIER, A BEARING ON WHICH SAID CARRIER IS ROTATABLE, SAID SUN GEAR AND CARRIER HAVING AXIALLY ALIGNED CYLINDRICAL SLEEVES, CONTRACTILE CLUTCH SPRING MEANS EXTENDING ALONG SAID SLEEVES FOR LOCKING SAID SLEEVES TOGETHER FOR UNITARY MOVEMENT OF THE CARRIER AND SUN GEAR WHEN THE SPRING IS CONTRACTED, CONTROL MEANS FOR DISENGAGING THE CARRIER FROM THE SUN GEAR INCLUDING MEANS AUTOMATICALLY RESPONSIVE TO THE APPLICATION OF SAID CONTROL MEANS TO EXPAND SAID SPRING FOR UNLOCKING SAID SLEEVES AND THEREBY RELEASE THE CARRIER FOR RELATIVE ROTATION WITH RESPECT TO THE SUN GEAR AND REVERSE THE DIRECTION IN WHICH THE DRIVEN GEAR ROTATES.
Claim 2
Dependent Claim
148 words
A REVERSING TRANSMISSION COMPRISING INPUT AND OUTPUT ROTORS, A PLANETARY GEAR TRAIN INCLUDING A DRIVEN GEAR ON ONE OF SAID ROTORS, A SUN GEAR ON THE OTHER ROTOR, PLANETARY REVERSING PINIONS MESHING WITH EACH OTHER AND RESPECTIVELY WITH SAID DRIVEN GEAR AND SAID SUN GEAR, A PLANETARY REVERSING GEAR CARRIER, A BEARING ON WHICH SAID CARRIER IS ROTATABLE, SAID SUN GEAR AND CARRIER HAVING AXIALLY ALIGNED CYLINDRICAL SLEEVES, CONTRACTILE CLUTCH SPRING MEANS EXTENDING ALONG SAID SLEEVES FOR LOCKING SAID SLEEVES TOGETHER FOR UNITARY MOVEMENT OF THE CARRIER AND SUN GEAR WHEN THE SPRING IS CONTRACTED, CONTROL MEANS FOR DISENGAGING THE CARRIER FROM THE SUN GEAR INCLUDING MEANS AUTOMATICALLY RESPONSIVE TO THE APPLICATION OF SAID CONTROL MEANS TO EXPAND SAID SPRING FOR UNLOCKING SAID SLEEVES AND THEREBY RELEASE THE CARRIER FOR RELATIVE ROTATION WITH RESPECT TO THE SUN GEAR AND REVERSE THE DIRECTION IN WHICH THE DRIVEN GEAR ROTATES.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |