Patent US652426A successfully refreshed from Google Patents.
Patent US3758082A successfully refreshed from Google Patents.
US3758082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quad jet
Assignee: Individual
•
Filing: 1970-09-15
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Granted: 1973-09-11
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Expires: 1990-09-15
Abstract
Abstract This invention pertains to a carburetor having four main fuel nozzles in place of a lesser number and at the ends of tube extensions for improved atomization of the main fuel nozzle, by the use of streamlined vanes in the form of a cross between the four main fuel outlets.
Inventors
- 👤 F Kertell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:32
CPC Classifications
F; F02; F02M; F02M19/00; F02M19/08; F02M19/10; F02M19/02; F02M19/0235; Y; Y10; Y10S; Y10S261/00; Y10S261/39
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
149 words
In a carburetor for mixing fuel and air to form a combustible fluid for a combustion engine, a main conduit for air flow supplying primary air to the carburetor, said conduit being formed upstream thereof with a single venturi throat, a throttle for the mixture downstream of said venturi throat, means for dividing the conduit into a plurality of passageways each having an inner wall which includes a portion of the inner wall of the conduit, said means for dividing including partitions extending radially inward from the conduit wall at and adjacent the location of the venturi throat, and nozzle means for supplying fuel having an outlet in each oF the passageways in the plane of the venturi throat, said partitions comprising planar-walled vanes which are equi-angularly spaced about the conduit wall, each of the vanes being tapered with their opposite surfaces converging in the direction of air flow.
Claim 2
Dependent Claim
149 words
In a carburetor for mixing fuel and air to form a combustible fluid for a combustion engine, a main conduit for air flow supplying primary air to the carburetor, said conduit being formed upstream thereof with a single venturi throat, a throttle for the mixture downstream of said venturi throat, means for dividing the conduit into a plurality of passageways each having an inner wall which includes a portion of the inner wall of the conduit, said means for dividing including partitions extending radially inward from the conduit wall at and adjacent the location of the venturi throat, and nozzle means for supplying fuel having an outlet in each oF the passageways in the plane of the venturi throat, said partitions comprising planar-walled vanes which are equi-angularly spaced about the conduit wall, each of the vanes being tapered with their opposite surfaces converging in the direction of air flow.
Claim 3
Dependent Claim
20 words
In a carburetor according to claim 1 in which the vanes are attached to the inner wall of the conduit.
References Cited (Backward Citations)
FR365988A
Cited
US910018A
Cited
US1145222A
Cited
US1180976A
Cited
US1496124A
Cited
US1716576A
Cited
GB241855A
Cited
US2193533A
Cited
US2871001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |