Patent US3173472A successfully refreshed from Google Patents.
US3173472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pilot burner-thermocouple combination
Assignee: Honeywell Inc
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Filing: 1962-12-07
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Granted: 1965-03-16
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Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Roger S Loveland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:31
CPC Classifications
F; F23; F23Q; F23Q9/00; F23Q9/02; F23Q9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A SAFETY PILOT COMPRISING A BRACKET HAVING A PAIR OF SPACED ARCUATE BENDS THEREIN TO PROVIDE A PAIR OF LONGITUDINALLY OFFSET AND GENERALLY PARALLEL ARMS JOINED BY A INTERMEDIATE PORTION; A TUBULAR SUPPORT FOR HOLDING A TEMPERATURE SENSING UNIT AND HAVING A RADIUS SUBSTANTIALLY THE SAME AS THE RADIUS OF SAID ARCUATE BENDS MOUNTED IN ONE OF SAID BENDS; A TUBULAR PILOT BURNER BODY HAVING A RADIUS SUBSTANTIALLY THE SAME AS THE RADIUS OF SAID ARCUATE BENDS AND MOUNTED IN THE OTHER OF SAID BENDS, SAID TUBULAR SUPPORT AND TUBULAR PILOT BURNER BODY BEING SECURED TO SAID BRACKET IN SAID BENDS BY MEANS LOCATED AT SAID BENDS; AND MEANS FOR SECURING SAID TEMPERATURE SENSING UNIT IN SAID SUPPORT.
Claim 2
Dependent Claim
118 words
A SAFETY PILOT COMPRISING A BRACKET HAVING A PAIR OF SPACED ARCUATE BENDS THEREIN TO PROVIDE A PAIR OF LONGITUDINALLY OFFSET AND GENERALLY PARALLEL ARMS JOINED BY A INTERMEDIATE PORTION; A TUBULAR SUPPORT FOR HOLDING A TEMPERATURE SENSING UNIT AND HAVING A RADIUS SUBSTANTIALLY THE SAME AS THE RADIUS OF SAID ARCUATE BENDS MOUNTED IN ONE OF SAID BENDS; A TUBULAR PILOT BURNER BODY HAVING A RADIUS SUBSTANTIALLY THE SAME AS THE RADIUS OF SAID ARCUATE BENDS AND MOUNTED IN THE OTHER OF SAID BENDS, SAID TUBULAR SUPPORT AND TUBULAR PILOT BURNER BODY BEING SECURED TO SAID BRACKET IN SAID BENDS BY MEANS LOCATED AT SAID BENDS; AND MEANS FOR SECURING SAID TEMPERATURE SENSING UNIT IN SAID SUPPORT.
References Cited (Backward Citations)
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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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |