Patent US3741427A successfully refreshed from Google Patents.
US3136143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic torque-transmitting coupling for isolating angular vibration
Assignee: Individual
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Filing: 1962-04-09
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Granted: 1964-06-09
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Expires: 1982-04-09
Abstract
No abstract record available.
Inventors
- 👤 Leavell Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:07
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN COMBINATION WITH APPARATUS HAVING AN ANGULARLY VIBRATORY ELEMENT AND AN ELEMENT IN WHICH THE OCCURRENCE OF ANGULAR VIBRATION IS UNDESIRABLE, PNEUMATIC CONNECTING LINKAGE FOR EFFECTUATING A NECESSARY TRANSMISSION OF TORQUE THEREBETWEEN, PNEUMATIC FEEDBACK CONTROL MEANS FOR AUTOMATICALLY ADJUSTING THE VALUE OF SUCH TRANSMITTED TORQUE IN RESPONSE TO CHANGES IN THE MEAN RELATIVE POSITION OF SAID VIBRATORY AND SECOND MENTIONED ELEMENTS TO MAINTAIN A PREDETERMINED RELATION THEREBETWEEN, AND MEANS FOR MAINTAINING ANY SUCH ADJUSTED VALUE RELATIVELY CONSTANT THROUGHOUT ANY CYCLE OF THE VIBRATORY ANGULAR MOTION OF SAID VIBRATORY ELEMENT TO OBVIATE SUPERIMPOSITION OF ANGULAR VIBRATION UPON THE TORQUE TRANSMITTED BETWEEN SAID ELEMENTS.
Claim 2
Dependent Claim
102 words
IN COMBINATION WITH APPARATUS HAVING AN ANGULARLY VIBRATORY ELEMENT AND AN ELEMENT IN WHICH THE OCCURRENCE OF ANGULAR VIBRATION IS UNDESIRABLE, PNEUMATIC CONNECTING LINKAGE FOR EFFECTUATING A NECESSARY TRANSMISSION OF TORQUE THEREBETWEEN, PNEUMATIC FEEDBACK CONTROL MEANS FOR AUTOMATICALLY ADJUSTING THE VALUE OF SUCH TRANSMITTED TORQUE IN RESPONSE TO CHANGES IN THE MEAN RELATIVE POSITION OF SAID VIBRATORY AND SECOND MENTIONED ELEMENTS TO MAINTAIN A PREDETERMINED RELATION THEREBETWEEN, AND MEANS FOR MAINTAINING ANY SUCH ADJUSTED VALUE RELATIVELY CONSTANT THROUGHOUT ANY CYCLE OF THE VIBRATORY ANGULAR MOTION OF SAID VIBRATORY ELEMENT TO OBVIATE SUPERIMPOSITION OF ANGULAR VIBRATION UPON THE TORQUE TRANSMITTED BETWEEN SAID ELEMENTS.
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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |