US3265373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor having idle fuel control means
Assignee: Individual
•
Filing: 1962-05-07
•
Granted: 1966-08-09
•
Expires: 1982-05-07
Abstract
No abstract record available.
Inventors
- 👤 Walker Brooks
- 👤 Frank W Kertell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:23
CPC Classifications
F; F02; F02M; F02M3/00; F02M3/02; F02M3/04; Y; Y10; Y10S; Y10S261/00; Y10S261/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A CARBURETOR FOR AN ENGINE COMPRISING AN INTAKE MANIFOLD, A THROTTLE VALVE IN SAID INTAKE MANIFOLD, AN IDLE FUEL PASSAGE, AN IDLE FUEL ORIFICE IN SAID MANIFOLD DOWNSTREAM OF SAID THROTTLE VALVE, SAID PASSAGE BYPASSING SAID THROTTLE VALVE AND CONNECTED TO SAID IDLE ORIFICE, A BALL VALVE, A SEAT FOR SAID BALL POSITIONED UPSTREAM OF SAID IDLE ORIFICE, SAID BALL VALVE STOPPING THE FLOW OF IDLE FUEL WHEN SEATED ON SAID SEAT, A CAM SHAFT, A CAM ON SAID SHAFT FOR UNSEATING SAID BALL, SAID BALL AND SAID CAM SHAFT BEING LOCATED ON THE UPSTREAM SIDE OF SAID SEAT, MEANS TO OPERATE SAID CAM AND SEAT SAID BALL VALVE IN RESPONSE TO DECELERATION OF THE ENGINE.
Claim 2
Dependent Claim
116 words
A CARBURETOR FOR AN ENGINE COMPRISING AN INTAKE MANIFOLD, A THROTTLE VALVE IN SAID INTAKE MANIFOLD, AN IDLE FUEL PASSAGE, AN IDLE FUEL ORIFICE IN SAID MANIFOLD DOWNSTREAM OF SAID THROTTLE VALVE, SAID PASSAGE BYPASSING SAID THROTTLE VALVE AND CONNECTED TO SAID IDLE ORIFICE, A BALL VALVE, A SEAT FOR SAID BALL POSITIONED UPSTREAM OF SAID IDLE ORIFICE, SAID BALL VALVE STOPPING THE FLOW OF IDLE FUEL WHEN SEATED ON SAID SEAT, A CAM SHAFT, A CAM ON SAID SHAFT FOR UNSEATING SAID BALL, SAID BALL AND SAID CAM SHAFT BEING LOCATED ON THE UPSTREAM SIDE OF SAID SEAT, MEANS TO OPERATE SAID CAM AND SEAT SAID BALL VALVE IN RESPONSE TO DECELERATION OF THE ENGINE.
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |