Patent US4704929A successfully refreshed from Google Patents.
US3564929A
Expired / Lapsed
US
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Adjustable means for limiting rotation of the control shaft of electric control means
Assignee: RCA Licensing Corp
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Filing: 1969-09-02
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Granted: 1971-02-23
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Expires: 1989-09-02
Abstract
Abstract A CONTROL SHAFT CARRIES AN ABUTMENT WHICH CONTACTS AN ADJUSTABLE ABUTMENT TO LIMIT THE EXTENT OF ROTATION OF THE CONTROL SHAFT. THE ADJUSTABLE ABOUTMENT IS ROTATABLY MOUNTED ON THE CONTROL SHAFT, HAS RATCHET MEANS THEREON, AND IS SPRING BIASED ROWARD A MOUNTING PANEL HAVING A DETENT ENGAGED WITH THE RATCHET MEANS, THE ADJUSTABLE ABUTMENT CAN BE MANUALLY URGED AWAY FROM THE DETENT AND ROTATABLY RESET TO THEREBY CHANGE THE EXTENT OF ROTATION OF THGE CONTROL SHAFT.
Inventors
- 👤 Richard J Halstead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:17
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |