US3090560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas regulator apparatus
Assignee: Micro Controls Inc
•
Filing: 1960-02-29
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Granted: 1963-05-21
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Expires: 1980-02-29
Abstract
No abstract record available.
Inventors
- 👤 Walter H Holzboog
- 👤 Harold C Reinhart
- 👤 Jr Stanwood E Marr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:59
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/06; F23N5/067
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
REGULATED GAS HEATING APPARATUS, COMPRISING A SPACE HEATING BURNER, A MAIN PILOT BURNER ADJACENT THERETO, A GAS SUPPLY MEANS, A CONSTANTLY BURNINGS AUXILIARY PILOT BURNER CONNECTED TO SAID GAS SUPPLY MEANS ADAPTED TO LIGHT SAID MAIN PILOT BURNER ADJACENT SAID HEATING BURNER, A FLAME SWITCH ADAPTED TO BE CLOSED UPON HEATING AND WHICH IS IN HEAT-EXCHANGE RELATION WITH SAID MAIN PILOT BURNER, A BODY FORMING A GAS CHAMBER HAVING A GAS INLET ADAPTED FOR CONNECTION WITH SAID SUPPLY MEANS, FIRST GAS OUTLET MEANS IN THE BODY ADAPTED FOR CONNECTION WITH SAID HEATING BURNER, A SECOND GAS OUTLET MEANS IN THE BODY ADAPTED FOR CONNECTION WITH SAID MAIN PILOT BURNER, A FIRST VALVE CONTROLLING GAS FLOW THROUGH SAID FIRST GAS OUTLET MEANS, ELECTRICAL CONTROL MEANS FOR SAID FIRST VALVE FORMING A SERIES CIRCUIT CONNECTION WITH SAID FLAME SWITCH AND ADAPTED WHEN ENERGIZED TO OPEN SAID FIRST VALVE FROM A CLOSE POSITION, A THERMOSTATIC CONTROL VALVE IN SAID CHAM-
Claim 2
Dependent Claim
157 words
REGULATED GAS HEATING APPARATUS, COMPRISING A SPACE HEATING BURNER, A MAIN PILOT BURNER ADJACENT THERETO, A GAS SUPPLY MEANS, A CONSTANTLY BURNINGS AUXILIARY PILOT BURNER CONNECTED TO SAID GAS SUPPLY MEANS ADAPTED TO LIGHT SAID MAIN PILOT BURNER ADJACENT SAID HEATING BURNER, A FLAME SWITCH ADAPTED TO BE CLOSED UPON HEATING AND WHICH IS IN HEAT-EXCHANGE RELATION WITH SAID MAIN PILOT BURNER, A BODY FORMING A GAS CHAMBER HAVING A GAS INLET ADAPTED FOR CONNECTION WITH SAID SUPPLY MEANS, FIRST GAS OUTLET MEANS IN THE BODY ADAPTED FOR CONNECTION WITH SAID HEATING BURNER, A SECOND GAS OUTLET MEANS IN THE BODY ADAPTED FOR CONNECTION WITH SAID MAIN PILOT BURNER, A FIRST VALVE CONTROLLING GAS FLOW THROUGH SAID FIRST GAS OUTLET MEANS, ELECTRICAL CONTROL MEANS FOR SAID FIRST VALVE FORMING A SERIES CIRCUIT CONNECTION WITH SAID FLAME SWITCH AND ADAPTED WHEN ENERGIZED TO OPEN SAID FIRST VALVE FROM A CLOSE POSITION, A THERMOSTATIC CONTROL VALVE IN SAID CHAM-
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |