US3184668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Master-slave plural motor synchronizing system
Assignee: Smith Kline & French Laboratories Ltd
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Filing: 1963-02-28
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Granted: 1965-05-18
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Expires: 1983-02-28
Abstract
No abstract record available.
Inventors
- 👤 Alten E Whitecar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:47
CPC Classifications
H; H01; H01H; H01H31/00; H01H31/02; H01H31/12; H01H31/122; H01H31/127; H02; H02P; H02P5/00; H02P5/46; H02P5/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A SYNCHRONIZING SYSTEM FOR SYNCHRONIZING THE OPERATING CYCLES OF A SLAVE MACHINE AND A MASTER MACHINE COMPRISING A FIRST MOTOR FOR DRIVING SAID MASTER MACHINE, A FIRST CAM ARRANGED TO BE RATATED BY SAID MORTOR,A FIRST SWITCHING MEANS OPERABLE BY SAID FIRST CAM, A DIFFERENTIAL TRANSMISSION HAVING ITS OUTPUT SHAFT ARRANGED TO OPERATE SAID SLAVE MACHINE, A SECOND MOTOR ARRANGED TO DRIVE ONE INPUT SHAFT OF SAID DIFFERENTIAL TRANSMISSION, SECOND, THIRD AND FOURTH CAMS ARRANGED TO BE ROTATED IN RESPONSE TO ROTATION OF SAID OUTPUT SHAFT, SECOND, THIRD AND FOURTH SWITCHING MEANS OPERABLE BY SAID SECOND, THIRD AND FOURTH CAMS RESPECTIVELY, A REVERSIBLE SERVOMOTOR HAVING ITS OUTPUT SHAFT ARRANGED TO DRIVE THE OTHER INPUT SHAFT OF SAID DIFFERENTIAL TRANSMISSION, AND FIFTH SWITCHING MEANS OPERABLE TO DELIVER POWER TO SAID REVERSIBLE SERVOMOTOR SELECTIVELY TO OPERATE SAID SERVOMOTOR IN EITHER A FORWARD OR REVERSE DIRECTION, SAID FIFTH SWITCHING MEANS BEING OPER-
Claim 2
Dependent Claim
149 words
A SYNCHRONIZING SYSTEM FOR SYNCHRONIZING THE OPERATING CYCLES OF A SLAVE MACHINE AND A MASTER MACHINE COMPRISING A FIRST MOTOR FOR DRIVING SAID MASTER MACHINE, A FIRST CAM ARRANGED TO BE RATATED BY SAID MORTOR,A FIRST SWITCHING MEANS OPERABLE BY SAID FIRST CAM, A DIFFERENTIAL TRANSMISSION HAVING ITS OUTPUT SHAFT ARRANGED TO OPERATE SAID SLAVE MACHINE, A SECOND MOTOR ARRANGED TO DRIVE ONE INPUT SHAFT OF SAID DIFFERENTIAL TRANSMISSION, SECOND, THIRD AND FOURTH CAMS ARRANGED TO BE ROTATED IN RESPONSE TO ROTATION OF SAID OUTPUT SHAFT, SECOND, THIRD AND FOURTH SWITCHING MEANS OPERABLE BY SAID SECOND, THIRD AND FOURTH CAMS RESPECTIVELY, A REVERSIBLE SERVOMOTOR HAVING ITS OUTPUT SHAFT ARRANGED TO DRIVE THE OTHER INPUT SHAFT OF SAID DIFFERENTIAL TRANSMISSION, AND FIFTH SWITCHING MEANS OPERABLE TO DELIVER POWER TO SAID REVERSIBLE SERVOMOTOR SELECTIVELY TO OPERATE SAID SERVOMOTOR IN EITHER A FORWARD OR REVERSE DIRECTION, SAID FIFTH SWITCHING MEANS BEING OPER-
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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) | 1968-05-17 | 1968-11-16 | 1969-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-17 | 1972-11-16 | 1973-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-17 | 1976-11-16 | 1977-05-18 | $7700.00 | Window Closed / Lapsed |