US3557629A
Expired / Lapsed
US
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Pick-off and torquing device
Assignee: Unisys Corp
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Filing: 1968-04-10
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Granted: 1971-01-26
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Expires: 1988-04-10
Abstract
Abstract A PICK-OFF DEVICE FOR USE WITH A SENSITIVE ELEMENT ROTATABLY SUPPORTED BY A SHAFT FOR MOVEMENT WITHIN A HOUSING IN WHICH THE PICK-OFF MEANS HAS ONE PORTION MOUNTED ON THE SENSITIVE ELEMENT, ANOTHER PORTION MOUNTED ON THE SHAFT AND STILL ANOTHER PORTION MOUNTED ON THE HOUSING FOR PROVIDING AN OUTPUT SIGNAL ACCURATELY REPRESENTATIVE OF THE RELATIVE DISPLACEMENT BETWEEN THE SENSITIVE ELEMENT AND THE SHAFT WITH RESPECT TO AXES REFERENCED TO THE HOUSING. THE DEVICE MAY ALSO INCLUDE TORQUING APPARATUS INTEGRAL THEREWITH.
Inventors
- 👤 Thomas R Quermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:51
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/28; G01C19/16; G01C19/18; G01C19/30; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1275; Y10T74/1293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |