Patent US3227003A successfully refreshed from Google Patents.
US3227003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disengageable differential gear
Assignee: Individual
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Filing: 1962-07-05
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Granted: 1966-01-04
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Expires: 1982-07-05
Abstract
No abstract record available.
Inventors
- 👤 Carl J Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:53
CPC Classifications
F; F16; F16H; F16H13/00; F16H13/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A ROTARY MOTION TRANSMISSION OF A DIFFERENTIAL TYPE, COMPRISING TWO AXLES ROTATABLY MOUNTED AND BEING COAXIAL WITH ADJACENT ENDS BEING JOURNALED TOGETHER FOR RELATIVE ROTATION THEREBETWEEN, A ROTATABLY MOUNTED POWER INPUT MEMBER ON SAID ADJACENT ENDS, A PLATE MOUNTED ON EACH OF SAID AXLES FOR ROTATION THEREWITH AND BEING ON EACH SIDE OF SAID POWER INPUT MEMBER AND HAVING A CIRCULAR SURFACE EXPOSED TOWARD SAID POWER INPUT MEMBER AND BEING IN A PLANE TRANSVERSE TO THE AXIS OF SAID AXLES, ONE OF SAID PLATES BEING MOVABLE TOWARD AND AWAY FROM SAID POWER INPUT MEMBER, A PLURALITY OF ROLLERS ROTATABLY MOUNTED ON SAID POWER INPUT MEMBER FOR MOVEMENT THEREWITH UPON ROTATION OF THE LATTER AND BEING IN ROLLING CONTACT WITH SAID PLATES ON SAID CIRCULAR SURFACES AND WITH THE AXES OF SAID ROLLERS BEING PARALLEL TO SAID PLANE AND WITH SAID ROLLERS BEING MOVABLE TOWARD AND AWAY FROM SAID PLATES, AND MEANS FOR DISPLACING SAID ONE OF SAID PLATES TOWARD SAID POWER INPUT MEMBER AND INTO CONTACT WITH SAID ROLLERS.
Claim 2
Dependent Claim
169 words
A ROTARY MOTION TRANSMISSION OF A DIFFERENTIAL TYPE, COMPRISING TWO AXLES ROTATABLY MOUNTED AND BEING COAXIAL WITH ADJACENT ENDS BEING JOURNALED TOGETHER FOR RELATIVE ROTATION THEREBETWEEN, A ROTATABLY MOUNTED POWER INPUT MEMBER ON SAID ADJACENT ENDS, A PLATE MOUNTED ON EACH OF SAID AXLES FOR ROTATION THEREWITH AND BEING ON EACH SIDE OF SAID POWER INPUT MEMBER AND HAVING A CIRCULAR SURFACE EXPOSED TOWARD SAID POWER INPUT MEMBER AND BEING IN A PLANE TRANSVERSE TO THE AXIS OF SAID AXLES, ONE OF SAID PLATES BEING MOVABLE TOWARD AND AWAY FROM SAID POWER INPUT MEMBER, A PLURALITY OF ROLLERS ROTATABLY MOUNTED ON SAID POWER INPUT MEMBER FOR MOVEMENT THEREWITH UPON ROTATION OF THE LATTER AND BEING IN ROLLING CONTACT WITH SAID PLATES ON SAID CIRCULAR SURFACES AND WITH THE AXES OF SAID ROLLERS BEING PARALLEL TO SAID PLANE AND WITH SAID ROLLERS BEING MOVABLE TOWARD AND AWAY FROM SAID PLATES, AND MEANS FOR DISPLACING SAID ONE OF SAID PLATES TOWARD SAID POWER INPUT MEMBER AND INTO CONTACT WITH SAID ROLLERS.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |