Patent US3105541A successfully refreshed from Google Patents.
US3105541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burner construction
Assignee: Sullivan Valve and Engineering Co
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Filing: 1960-07-22
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Granted: 1963-10-01
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Expires: 1980-07-22
Abstract
No abstract record available.
Inventors
- 👤 Harold D Schrader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:50
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/12; F23D14/125; F23D99/00; F23D99/002; F23D99/004; F23D2206/00; F23D2206/0094
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A GAS BURNER ARRANGEMENT HAVING A PLURALITY OF UPWARDLY DISCHARGING BURNER UNITS HAVING RECTANGULAR TOPS AND WITH RECTANGULAR REFRACTORY HEADS AT AND COINCIDENTAL WITH THEIR RECTANGULAR TOPS, SAID BURNER UNITS BEING HORIZONTALLY SPACED IN ROWS AND COLUMNS TO FORM AIR SPACES ON ALL SIDES OF EACH BURNER UNIT AND HEAD, SAID SPACES BETWEEN THE ROWS INTERSECTING THE SPACES BETWEEN THE COLUMNS AT THE CORNERS OF THE ADJACENT BURNER UNIT TOPS, EACH BURNER UNIT INCLUDING A VENTURI TUBE MEMBER HAVING GAS AND AIR INLETS AT ITS LOWER END AND FLAME JET OUTLETS ALL AROUND THE PERIPHERY OF SAID RECTANGULAR HEAD, AND REMOVABLE SPACER MEANS AT THE INTERSECTIONS OF SAID AIR SPACES, ADAPTED FOR INSERTION BETWEEN THE CORRESPONDING CORNERS OF SAID BURNER TOPS FOR HOLDING SAID BURNER UNITS IN SAID SPACED RELATION.
Claim 2
Dependent Claim
130 words
A GAS BURNER ARRANGEMENT HAVING A PLURALITY OF UPWARDLY DISCHARGING BURNER UNITS HAVING RECTANGULAR TOPS AND WITH RECTANGULAR REFRACTORY HEADS AT AND COINCIDENTAL WITH THEIR RECTANGULAR TOPS, SAID BURNER UNITS BEING HORIZONTALLY SPACED IN ROWS AND COLUMNS TO FORM AIR SPACES ON ALL SIDES OF EACH BURNER UNIT AND HEAD, SAID SPACES BETWEEN THE ROWS INTERSECTING THE SPACES BETWEEN THE COLUMNS AT THE CORNERS OF THE ADJACENT BURNER UNIT TOPS, EACH BURNER UNIT INCLUDING A VENTURI TUBE MEMBER HAVING GAS AND AIR INLETS AT ITS LOWER END AND FLAME JET OUTLETS ALL AROUND THE PERIPHERY OF SAID RECTANGULAR HEAD, AND REMOVABLE SPACER MEANS AT THE INTERSECTIONS OF SAID AIR SPACES, ADAPTED FOR INSERTION BETWEEN THE CORRESPONDING CORNERS OF SAID BURNER TOPS FOR HOLDING SAID BURNER UNITS IN SAID SPACED RELATION.
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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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |