US3080143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device
Assignee: Controls Company of America
•
Filing: 1959-07-30
•
Granted: 1963-03-05
•
Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 William A Biermann
- 👤 Robert R Bauer
- 👤 Lourdes V Mccarty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:00
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/36; F23D11/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A FUEL FLOW CONTROL COMPRISING A VALVE FOR REGULAING FLOW TO A BURNER, SAID VALVE BEING BIASED IN A VALVE OPENING DIRECTION, FAST AND SLOW ACTING VALVE OPERATING MEANS BOTH RESPONSIVE TO A CONTROL CONDITION TO ALLOW THE VALVE TO MOVE IN THE VALVE OPENING DIRECTION, THE SLOW ACTING VALVE OPERATING MEANS ACTING ON THE VALVE AT A LOW FLOW POSITION TO TAKE CONTROL OF THE VALVE FROM THE FAST ACTING VALVE OPERATING MEANS, THE SLOW ACTING VALVE OPERATING MEANS THEREAFTER REGULATING MOTION OF THE VALVE BETWEEN LOW AND HIGH FIRE POSITIONS OF THE VALVE, AND MEANS
Claim 2
Dependent Claim
97 words
A FUEL FLOW CONTROL COMPRISING A VALVE FOR REGULAING FLOW TO A BURNER, SAID VALVE BEING BIASED IN A VALVE OPENING DIRECTION, FAST AND SLOW ACTING VALVE OPERATING MEANS BOTH RESPONSIVE TO A CONTROL CONDITION TO ALLOW THE VALVE TO MOVE IN THE VALVE OPENING DIRECTION, THE SLOW ACTING VALVE OPERATING MEANS ACTING ON THE VALVE AT A LOW FLOW POSITION TO TAKE CONTROL OF THE VALVE FROM THE FAST ACTING VALVE OPERATING MEANS, THE SLOW ACTING VALVE OPERATING MEANS THEREAFTER REGULATING MOTION OF THE VALVE BETWEEN LOW AND HIGH FIRE POSITIONS OF THE VALVE, AND MEANS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |