US3246496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft displacement transducer
Assignee: Industrial Nucleonics Corp
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Filing: 1963-02-27
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Granted: 1966-04-19
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Expires: 1983-02-27
Abstract
No abstract record available.
Inventors
- 👤 Bernard C Holben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:08
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/58; B21B37/60; B21B38/00; B21B38/10; G; G05; G05D; G05D5/00; G05D5/02; G05D5/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
141 words
IN A CONTROL SYSTEM FOR INCREMENTALLY REPOSITIONING A MACHINE ELEMENT WHICH IS LINEARLY MOVABLE WITH THE AXIAL TRAVEL OF A SCREW SHAFT BUT SECURED AGAINST ROTATION THEREWITH, A TRACK MEMBER SECURED TO SAID SHAFT FOR ROTATION AROUND A COMMON AXIS WITH SAID SHAFT EXTENDING TRANSVERSELY THEREOF, A SECOND MEMBER MOUNTED FOR FLOATING MOVEMENT WITH RESPECT TO SAID TRACK MEMBER AND SAID MACHINE ELEMENT, SELECTIVELY ENGAGEABLE AND DISENGAGEABLE MEANS FOR INTERLOCKING SAID TRACK MEMBER AND SAID SECOND MEMBER WHEN SAID INTERLOCKING MEANS IS ENGAGED, MEANS FOR LOCATING SAID SECOND MEMBER IN AN ANGULAR REFERENCE POSITION WITH RESPECT TO SAID MACHINE ELEMENT WHEN SAID INTERLOCKING MEANS, IS DISENGAGED, AND A TRANSDUCER RESPONSIVE TO MOVEMENT OF SAID SECOND MEMBER AWAY FROM SAID REFERENCE POSITION FOR PROVIDING A FEEDBACK SIGNAL INDICATING THE DIRECTION AND AMOUNT OF DEPARTURE OF SAID SECOND MEMBER FROM SAID REFERENCE POSITION.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |