US3315543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housing for multiple-pinion gear drives
Assignee: Rexnord Industries LLC
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Filing: 1964-06-24
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Granted: 1967-04-25
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Expires: 1984-06-24
Abstract
No abstract record available.
Inventors
- 👤 Wiken Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:35
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/02004; F16H1/00; F16H1/02; F16H1/20; F16H1/22; F16H37/00; F16H2700/00; F16H2700/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/1906; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
IN A GEAR DRIVE OF THE TYPE INCLUDING A GEAR MOUNTED ON A SHAFT, A PLURALITY OF PINIONS FOR DRIVING THE GEAR, AND A SPEED REDUCER AND MOTOR ASSOCIATED WITH EACH PINION FOR DRIVING THE SAME, THE IMPROVEMENT COMPRISING: (1) A HOUSING SURROUNDING THE TEETH AND PORTIONS OF EACH SIDE OF THE GEAR, (2) A PLURALITY OF ROLLERS JOURNALLED IN THE HOUSING AND HAVING ROLLER SURFACES CONTACTING THE SIDES OF THE GEAR, SOME OF THE ROLLERS CONTACTING ONE SIDE OF THE GEAR AND THE OTHER CONTACTING THE OPPOSITE SIDE OF THE GEAR, SAID ROLLERS BEING ENCLOSED WITHIN THE HOUSING; (3) MEANS FOR RESTRICTING ROTATION OF THE HOUSING DURING OPERATION OF THE GEAR DRIVE INCLUDING, ON EACH SIDE OF THE HOUSING, A MEMBER PROJECTING FROM THE HOUSING AND A STATIONARY SUPPORT MEMBER FOR RECEIVING EACH SUCH PROJECTING MEMBER, SAID STATIONARY SUPPORT MEMBERS BEING INDEPENDENT OF THE SHAFT ON WHICH THE GEAR IS MOUNTED; (4) MOUNTING MEMBERS ATTACHED TO THE HOUSING AND TO WHICH THE MOTOR AND SPEED REDUCER ASSOCIATED WITH EACH PINION ARE ATTACHED; AND WHEREIN
Claim 2
Dependent Claim
175 words
IN A GEAR DRIVE OF THE TYPE INCLUDING A GEAR MOUNTED ON A SHAFT, A PLURALITY OF PINIONS FOR DRIVING THE GEAR, AND A SPEED REDUCER AND MOTOR ASSOCIATED WITH EACH PINION FOR DRIVING THE SAME, THE IMPROVEMENT COMPRISING: (1) A HOUSING SURROUNDING THE TEETH AND PORTIONS OF EACH SIDE OF THE GEAR, (2) A PLURALITY OF ROLLERS JOURNALLED IN THE HOUSING AND HAVING ROLLER SURFACES CONTACTING THE SIDES OF THE GEAR, SOME OF THE ROLLERS CONTACTING ONE SIDE OF THE GEAR AND THE OTHER CONTACTING THE OPPOSITE SIDE OF THE GEAR, SAID ROLLERS BEING ENCLOSED WITHIN THE HOUSING; (3) MEANS FOR RESTRICTING ROTATION OF THE HOUSING DURING OPERATION OF THE GEAR DRIVE INCLUDING, ON EACH SIDE OF THE HOUSING, A MEMBER PROJECTING FROM THE HOUSING AND A STATIONARY SUPPORT MEMBER FOR RECEIVING EACH SUCH PROJECTING MEMBER, SAID STATIONARY SUPPORT MEMBERS BEING INDEPENDENT OF THE SHAFT ON WHICH THE GEAR IS MOUNTED; (4) MOUNTING MEMBERS ATTACHED TO THE HOUSING AND TO WHICH THE MOTOR AND SPEED REDUCER ASSOCIATED WITH EACH PINION ARE ATTACHED; AND WHEREIN
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |