US3159692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Choke mechanism
Assignee: Holley Performance Products Inc
•
Filing: 1962-04-02
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Granted: 1964-12-01
•
Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 Milton J Kittler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:12
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/08; F02M1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A CARBURETOR COMPRISING AN INDUCTION PASSAGE A CHOKE VALVE PIVOTICALLY MOUNTED IN SAID INDUCTION PASSAGE, A THERMOSTATIC COIL SPRING VARIABLY RESISTING THE OPENING OF SAID CHOKE VALVE IN ACCORDANCE WITH TEMPERATURE, A THROTTLE VALVE PIVOTALLY MOUNTED IN SAID INDUCTION PASSAGE DOWNSTEAM OF SAID CHOKE VALVE, MEANS COMPRISING LINKAGE CONNECTED BETWEEN SAID THROTTLE VALVE AND SAID THERMOSTATIC COIL SPRING FOR VARYING THE TENSION OF SAID SPRING IN ACCORDANCE WITH THROTTLE POSITION, SAID LINKAGE INCLUDING A BROKEN LINK, ENGINE VACUUM MEANS FOR VARYING THE LENGTH OF SAID BROKEN LINK SO AS TO VARY THE EFFECT OF THROTTLE POSITION ON TENSION OF SAID SPRING, A CONNECTION BETWEEN SAID VACUUM MEANS AND SAID BROKEN LINK, AND MEANS FOR CHANGING THE LENGTH OF SAID CONNECTION BETWEEN SAID VACCUM MEANS AND SAID BROKEN LINK SO AS TO ENABLE VARIATIONS IN THE EFFECT OF SAID VACUUM MEANS ON SAID BROKEN LINK.
Claim 2
Dependent Claim
145 words
IN A CARBURETOR COMPRISING AN INDUCTION PASSAGE A CHOKE VALVE PIVOTICALLY MOUNTED IN SAID INDUCTION PASSAGE, A THERMOSTATIC COIL SPRING VARIABLY RESISTING THE OPENING OF SAID CHOKE VALVE IN ACCORDANCE WITH TEMPERATURE, A THROTTLE VALVE PIVOTALLY MOUNTED IN SAID INDUCTION PASSAGE DOWNSTEAM OF SAID CHOKE VALVE, MEANS COMPRISING LINKAGE CONNECTED BETWEEN SAID THROTTLE VALVE AND SAID THERMOSTATIC COIL SPRING FOR VARYING THE TENSION OF SAID SPRING IN ACCORDANCE WITH THROTTLE POSITION, SAID LINKAGE INCLUDING A BROKEN LINK, ENGINE VACUUM MEANS FOR VARYING THE LENGTH OF SAID BROKEN LINK SO AS TO VARY THE EFFECT OF THROTTLE POSITION ON TENSION OF SAID SPRING, A CONNECTION BETWEEN SAID VACUUM MEANS AND SAID BROKEN LINK, AND MEANS FOR CHANGING THE LENGTH OF SAID CONNECTION BETWEEN SAID VACCUM MEANS AND SAID BROKEN LINK SO AS TO ENABLE VARIATIONS IN THE EFFECT OF SAID VACUUM MEANS ON SAID BROKEN LINK.
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |