US3072176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heater
Assignee: Thermo Temp Industries Inc
•
Filing: 1958-10-03
•
Granted: 1963-01-08
•
Expires: 1978-10-03
Abstract
No abstract record available.
Inventors
- 👤 James J Sunday
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:41
CPC Classifications
F; F02; F02N; F02N19/00; F02N19/02; F02N19/04; F02N19/10; B; B60; B60H; B60H1/00; B60H1/02; B60H1/03; B60H1/032; F23; F23D; F23D5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
AN AUXILIARY HEATER FOR USE IN A VEHICLE OR THE LIKE OF THE TYPE HAVING A LIQUID COOLED ENGINE, SAID HEATER COMPRISING A POT-TYPE BURNER INCLUDING MEANS DEFINING A MIXING CHAMBER HAVING A FUEL INLET AND AN AIR INLET AND A COMBUSTION PRODUCTS OUTLET, MEANS FOR SUPPLYING A FUEL VAPOR TO SAID CHAMBER, MEANS FOR SUPPLYING AIR TO SAID CHAMBER FOR MIXTURE THEREIN WITH THE FUEL VAPOR, SAID FUEL VAPOR SUPPLY MEANS INCLUDING A POT FOR RECEIVING AND HOLDING A VAPORIZABLE FUEL AT A PREDETERMINED LEVEL AND SUCTION MEANS FOR REDUCING THE PRESSURE ON FUEL IN SAID POT BELOW THE AMBIENT THEREBY TO INCREASE ITS VAPORIZATION RATE, ELECTRICAL MEANS FOR VAPORIZING SAID FUEL IN SAID POT, SAID SUCTION MEANS BEING OPERATABLE AT LEAST DURING THE PERIOD WHEN SAID VAPORIZING MEANS IS ENERGIZED, AND A HEAT EXCHANGER CONNECTED TO SAID BURNER AT THE COMBUSTION PRODUCTS OUTLET FOR TRANSFERRING COMBUSTION HEAT TO A CIRCULATABLE FLUID.
Claim 2
Dependent Claim
153 words
AN AUXILIARY HEATER FOR USE IN A VEHICLE OR THE LIKE OF THE TYPE HAVING A LIQUID COOLED ENGINE, SAID HEATER COMPRISING A POT-TYPE BURNER INCLUDING MEANS DEFINING A MIXING CHAMBER HAVING A FUEL INLET AND AN AIR INLET AND A COMBUSTION PRODUCTS OUTLET, MEANS FOR SUPPLYING A FUEL VAPOR TO SAID CHAMBER, MEANS FOR SUPPLYING AIR TO SAID CHAMBER FOR MIXTURE THEREIN WITH THE FUEL VAPOR, SAID FUEL VAPOR SUPPLY MEANS INCLUDING A POT FOR RECEIVING AND HOLDING A VAPORIZABLE FUEL AT A PREDETERMINED LEVEL AND SUCTION MEANS FOR REDUCING THE PRESSURE ON FUEL IN SAID POT BELOW THE AMBIENT THEREBY TO INCREASE ITS VAPORIZATION RATE, ELECTRICAL MEANS FOR VAPORIZING SAID FUEL IN SAID POT, SAID SUCTION MEANS BEING OPERATABLE AT LEAST DURING THE PERIOD WHEN SAID VAPORIZING MEANS IS ENERGIZED, AND A HEAT EXCHANGER CONNECTED TO SAID BURNER AT THE COMBUSTION PRODUCTS OUTLET FOR TRANSFERRING COMBUSTION HEAT TO A CIRCULATABLE FLUID.
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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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |