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US3601580A
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US
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Heater roll temperature detector apparatus
Assignee: FYCON INDUSTRIES A CORP OF FLA
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Filing: 1970-05-13
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Granted: 1971-08-24
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Expires: 1990-05-13
Abstract
Abstract A TEMPERATURE SENSOR FOR A ROTATING HEATER ROLL HAVING AN ANNULAR SLOT CUT INTO AN END FACE OF THE ROLL INCLUDING A NON-INDUCTIVE WINDING OF TEMPERATURE-RESPONSIVE RESISTANCE WIRE UPON A STATIONARY RIM INSERTED COMPLETELY WITHIN THE SLOT IN NON-CONTACTING RELATIONSHIP WHEREBY THE HEAT OF THE ROLL AFFECTS THE WINDING TO CHANGE ITS RESISTANCE TO CONTROL AND REGULATE THE SOURCE OF HEAT PROVIDED FOR THE ROLL.
Inventors
- 👤 Maurice W Cannon
- 👤 Jerome B Tankersley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:20
CPC Classifications
G; G01; G01K; G01K13/00; G01K13/04; G01K13/08; D; D02; D02J; D02J13/00; D02J13/005
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) | 1974-08-23 | 1975-02-22 | 1975-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-23 | 1979-02-22 | 1979-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-23 | 1983-02-22 | 1983-08-24 | $7700.00 | Window Closed / Lapsed |