US3178562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Honeywell Inc
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Filing: 1962-06-08
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Granted: 1965-04-13
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Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 William F Acker
- 👤 Spiegel Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/244; G01D5/247; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
A DIGITAL ANGLE PICKOFF OF THE CLASS DESCRIBED COMPRISING: (A) A FIRST AND SECOND PAIR OF DISK FACES, EACH FACE HAVING THEREON A SET OF ELECTRICALLY CONNECTED CONDUCTING SEGMENTS EQUALLY SPACED ABOUT A CIRCLE CONCENTRICALLY LOCATED ON SAID FACE AND MEANS FOR INDICATING A ZERO POINT; (B) MEANS ROTATABLY MOUNTING SAID PAIRS OF FACES IN JUXTAPOSITION AND WITH SUBSTANTIALLY ALIGNED AXES; (C) MEANS FOR CONTINUOUSLY ROTATING ONE FACE OF EACH OF SAID PAIRS OF FACES AT A SUBSTANTIALLY CONSTANT SPEED; AND (D) MEANS FOR DETERMINING THE RELATIVE ROTATION BETWEEN SAID PAIRS OF FACES BY THE ALTERNATE AXIAL ALIGNING AND MISALIGNING OF SAID CONDUCTING SEGMENTS ON SAID PAIRS OF FACES.
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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |