US3259376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor throttle control
Assignee: Ford Motor Co
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Filing: 1965-04-12
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Granted: 1966-07-05
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Howard C Baer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:04
CPC Classifications
F; F02; F02M; F02M11/00; F02M11/02; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87016; Y10T137/87024; Y10T137/8704
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A MULTISTAGE CARBURETOR HAVING PRIMARY AND SECONDARY MIXTURE CONDUITS, A PRIMARY THROTTLE VALVE LOCATED UPON A PRIMARY THROTTLE VALVE SHAFT IN SAID PRIMARY MIXTURE CONDUITT, A SECOND THROTTLE VALVE LOCATED UPON A SECONDARY THROTTLE VALVE SHAFT IN SAID SECONDARY MIXTURE CONDUIT, A CAM LINK SUPPORTED ON SAID PRIMARY THROTTLE VALVE SHAFT FOR CONTROLLING THE POSITION OF SAID PRIMARY THROTTLE VALVE, AND FOLLOWER LINK SUPPORTED ON SAID SECONDARY THROTTLE VALVE SHAFT FOR CONTROLLING THE POSITION OF SAID SECONDARY THROTTLE VALVE, A FIRST CAM PORTION FORMED ON SAID CAM LINK, A FOLLOWER PORTION FORMED ON SAID FOLLOWER LINK, SAID FIRST CAM PORTION AND SAID FOLLOWER PORTION BEING FORMED TO COACT FOR PRECLUDING THE OPENING OF SAID SECONDARY THROTTLE CONTROL VALVE DURING A FIRST PORTION OF THE MOVEMENT OF SAID PRIMARY THROTTLE VALVE AND SAID CAM LINK, AND A SECOND CAM PORTION FORMED ON SAID CAM LINK FOR COACTING WITH THE FOLLOWER PORTION ON SAID FOLLOWER LINK FOR CAUSING MOVEMENT OF SAID FOLLOWER LINK TO PERMIT OPENING OF SAID SECONDARY THROTTLE VALVE DURING A SECOND PORTION OF THE MOVEMENT OF SAID CAM LINK.
Claim 2
Dependent Claim
180 words
A MULTISTAGE CARBURETOR HAVING PRIMARY AND SECONDARY MIXTURE CONDUITS, A PRIMARY THROTTLE VALVE LOCATED UPON A PRIMARY THROTTLE VALVE SHAFT IN SAID PRIMARY MIXTURE CONDUITT, A SECOND THROTTLE VALVE LOCATED UPON A SECONDARY THROTTLE VALVE SHAFT IN SAID SECONDARY MIXTURE CONDUIT, A CAM LINK SUPPORTED ON SAID PRIMARY THROTTLE VALVE SHAFT FOR CONTROLLING THE POSITION OF SAID PRIMARY THROTTLE VALVE, AND FOLLOWER LINK SUPPORTED ON SAID SECONDARY THROTTLE VALVE SHAFT FOR CONTROLLING THE POSITION OF SAID SECONDARY THROTTLE VALVE, A FIRST CAM PORTION FORMED ON SAID CAM LINK, A FOLLOWER PORTION FORMED ON SAID FOLLOWER LINK, SAID FIRST CAM PORTION AND SAID FOLLOWER PORTION BEING FORMED TO COACT FOR PRECLUDING THE OPENING OF SAID SECONDARY THROTTLE CONTROL VALVE DURING A FIRST PORTION OF THE MOVEMENT OF SAID PRIMARY THROTTLE VALVE AND SAID CAM LINK, AND A SECOND CAM PORTION FORMED ON SAID CAM LINK FOR COACTING WITH THE FOLLOWER PORTION ON SAID FOLLOWER LINK FOR CAUSING MOVEMENT OF SAID FOLLOWER LINK TO PERMIT OPENING OF SAID SECONDARY THROTTLE VALVE DURING A SECOND PORTION OF THE MOVEMENT OF SAID CAM LINK.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |