US3067020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor for liquefied gaseous fuels
Assignee: CONCHA HOLZAPFEL
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Filing: 1959-03-16
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Granted: 1962-12-04
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Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 George L Holzapfel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:56
CPC Classifications
F; F02; F02M; F02M21/00; F02M21/02; F02M21/04; F02M21/0218; F02M21/023; F02M21/0233; F02M21/0239; F02B; F02B43/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
IN A CARBURETOR, THE COMBINATION OF: A HOUSING CONSISTING OF MATING HALVES HAVING OPPOSED FLAT SURFACES ENGAGING ONE ANOTHER AND SPACED SURFACES OF SEMI-CIRCULAR CONFIGURATION BETWEEN SAID FLAT SURFACES DEFINING A FUEL-AIR MIXING CHAMBER IN SAID HOUSING, SAID HOUSING HAVING PRESSURE RESPONSIVE MEANS AND FUEL INLET MEANS THEREUPON AND FIRST AND SECOND BORES THEREIN RESPECTIVELY ESTABLISHING FLUID COMMUNICATION BETWEEM SAID MIXING CHAMBER AND SAID FURL INLET MEANS AND SAID PRESSURE RESPONSIVE MEANS; A CHOKE VALUE MOUNTED IN THE UPPER EXTREMITY OF SAID CHAMBER HAVING A SPINDLE WITH ITS EXTREMITIES SECURED BETWEEN SAID MATING HALVES; A THROTTLE VALVE LOCATED AT THE LOWER EXTREMITY OF SAID MIXING CHAMBER HAVING A MOUNTING SPINDLE WHOSE OPPOSITE EXTREMITIES ARE SECURED BE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |