US3334876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburettors
Assignee: Rubery Owen and Co Ltd
•
Filing: 1966-02-28
•
Granted: 1967-08-08
•
Expires: 1986-02-28
Abstract
No abstract record available.
Inventors
- 👤 Shorrock Christopher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:49
CPC Classifications
F; F02; F02M; F02M19/00; F02M19/02; F02M19/0225; F02M9/00; F02M9/10; F02M9/103; Y; Y10; Y10S; Y10S261/00; Y10S261/56; Y10S261/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A MIXING CHAMBER OF A CARBURETTOR HAVING A MAIN JET AND A COMPENSATING JET FOR THE SUPPLY OF COMBUSTION FUEL, SPACED FROM ONE ANOTHER WITH THEIR AXES LYING IN A SINGLE PLANE EXTENDING LONGITUDINALLY WITHIN AND BISECTING THE CHAMBER, THE COMPENSATING JET BEING LOCATED DOWNSTREAM OF THE MAIN JET, AND HAVING A THROTTLE VALVE COMPRISING TWO PLATES PIVOTALLY ATTACHED TO OPPOSED WALLS OF A PORTION OF THE MIXING CHAMBER RECTANGULAR IN SECTION, MEANS BEING PROVIDED FOR PIVOTING SAID TWO PLATES IN SYNCHRONISM WITH ONE ANOTHER TO MOVE THEM FROM A FIRST OR OPEN POSITION IN WHICH EACH PLATE LIES ALONG THE RESPECTIVE WALL OF THE RECTANGULAR SECTION PORTION TO WHICH IT IS PIVOTALLY ATTACHED TO A SECOND POSITION IN WHICH THE DOWNSTREAM TIPS OF THE PLATES ARE CLOSED TOGETHER JUST DOWNSTREAM OF THE COMPENSATING JET, AND WHEREIN THE FACING FACES OF THE PLATES ARE CURVED TO ASSIST IN DIRECTING ANY FLOW OF FLUID BETWEEN THE TWO PLATES WITH A MINIMUM OF TURBULENCE.
Claim 2
Dependent Claim
162 words
A MIXING CHAMBER OF A CARBURETTOR HAVING A MAIN JET AND A COMPENSATING JET FOR THE SUPPLY OF COMBUSTION FUEL, SPACED FROM ONE ANOTHER WITH THEIR AXES LYING IN A SINGLE PLANE EXTENDING LONGITUDINALLY WITHIN AND BISECTING THE CHAMBER, THE COMPENSATING JET BEING LOCATED DOWNSTREAM OF THE MAIN JET, AND HAVING A THROTTLE VALVE COMPRISING TWO PLATES PIVOTALLY ATTACHED TO OPPOSED WALLS OF A PORTION OF THE MIXING CHAMBER RECTANGULAR IN SECTION, MEANS BEING PROVIDED FOR PIVOTING SAID TWO PLATES IN SYNCHRONISM WITH ONE ANOTHER TO MOVE THEM FROM A FIRST OR OPEN POSITION IN WHICH EACH PLATE LIES ALONG THE RESPECTIVE WALL OF THE RECTANGULAR SECTION PORTION TO WHICH IT IS PIVOTALLY ATTACHED TO A SECOND POSITION IN WHICH THE DOWNSTREAM TIPS OF THE PLATES ARE CLOSED TOGETHER JUST DOWNSTREAM OF THE COMPENSATING JET, AND WHEREIN THE FACING FACES OF THE PLATES ARE CURVED TO ASSIST IN DIRECTING ANY FLOW OF FLUID BETWEEN THE TWO PLATES WITH A MINIMUM OF TURBULENCE.
References Cited (Backward Citations)
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US2010563A
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US1792053A
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US1918974A
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US2250932A
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US2573093A
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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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |