US3281129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primer for internal combustion engine
Assignee: CLINTON ENGINES CORP
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Filing: 1965-06-14
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Granted: 1966-10-25
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Amos O Payne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:11
CPC Classifications
F; F02; F02N; F02N99/00; F02N99/002; F02N99/006; F02M; F02M1/00; F02M1/16; Y; Y10; Y10S; Y10S261/00; Y10S261/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN A CARBURETOR FOR AN INTERNAL COMBUSTION ENGINE PROVIDED WITH A FLOAT BOWL CONTAINING LIQUID FUEL AND A FUEL-AIR MIXTURE PASSAGE, A NEEDLE VALVE, A PRIMER FOR SUPPLYING A COMBUSTIBLE STARTING MIXTURE TO THE MIXTURE PASSAGE COMPRISING PASSAGE MEANS COMMUNICATING WITH SAID MIXTURE PASSAGE IN SAID NEEDLE VALVE, A PRIMING TUBE CONNECTED TO ONE END OF SAID PASSAGE MEANS, AN AIR PUMPING MEANS AT THE END OF THE PRIMING TUBE AND OPERABLE UPON ACTUATION THEREOF TO DISCHARGE THE CONTENTS OF SAID PRIMING TUBE THROUGH SAID PASSAGE MEANS INTO SAID MIXTURE PASSAGE, AND A BLEED ORIFICE COMMUNICATING SAID PAS-
Claim 2
Dependent Claim
98 words
IN A CARBURETOR FOR AN INTERNAL COMBUSTION ENGINE PROVIDED WITH A FLOAT BOWL CONTAINING LIQUID FUEL AND A FUEL-AIR MIXTURE PASSAGE, A NEEDLE VALVE, A PRIMER FOR SUPPLYING A COMBUSTIBLE STARTING MIXTURE TO THE MIXTURE PASSAGE COMPRISING PASSAGE MEANS COMMUNICATING WITH SAID MIXTURE PASSAGE IN SAID NEEDLE VALVE, A PRIMING TUBE CONNECTED TO ONE END OF SAID PASSAGE MEANS, AN AIR PUMPING MEANS AT THE END OF THE PRIMING TUBE AND OPERABLE UPON ACTUATION THEREOF TO DISCHARGE THE CONTENTS OF SAID PRIMING TUBE THROUGH SAID PASSAGE MEANS INTO SAID MIXTURE PASSAGE, AND A BLEED ORIFICE COMMUNICATING SAID PAS-
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |