Patent US3091282A successfully refreshed from Google Patents.
US3091282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for facilitating the starting of an internal combustion engine
Assignee: CAV Ltd
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Filing: 1959-09-23
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Granted: 1963-05-28
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Expires: 1979-09-23
Abstract
No abstract record available.
Inventors
- 👤 Curzon Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:23
CPC Classifications
F; F02; F02N; F02N99/00; F02N99/002; F02N99/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
MEANS FOR FACILITATING THE STARTING OF AN INTERNAL COMBUSTION ENGINE, COMPRISING IN COMBINATION A HOLLOW CYLINDRICAL BODY PART HAVING AT LEAST ONE OF ITS ENDS CLOSED, A LIQUID FUEL GASIFIER IN THE FORM OF A TUBE WHICH HAS AN INLET PORTION SECURED TO THE CLOSED END OF SAID BODY PART, AND WHICH EXTENDS THROUGH SAID BODY PART IN COAXIAL RELATIONSHIP THERETO, A FUEL INLET VALVE MOUNTED WITHIN THE INLET PORTION OF SAID TUBE AT A POSITION ADJACENT THE CLOSED END OF SAID BODY PART, AND PROVIDED WITH A CONTROLLING STEM WHICH IS CONTAINED IN SAID TUBE, AND WHICH IS SUPPORTED BY THE END OF SAID TUBE REMOTE FROM SAID VALVE, AN ELECTRICALLY HEATABLE COIL MOUNTED ON AND SURROUNDING SAID TUBE, AND AT LEAST ONE OUTLET WHEREBY GASIFIED AND SUPERHEATED FUEL CAN FLOW FROM THE INTERIOR OF SAID TUBE THROUGH THE LAST MENTIONED END OF THE LATTER, SAID TUBE AND STEM BEING MADE RESPECTIVELY OF METALS HAVING DIFFERENT COEFFICIENTS OF EXPANSION SUCH AS WILL ENABLE SAID VALVE TO OPEN WHEN SAID TUBE AND STEM ARE HEATED BY SAID COIL, AND THE INTERNAL SURFACE OF SAID TUBE BEING HELICALLY GROOVED TO INCREASE THE AREA OVER WHICH SAID SURFACE IS EXPOSED TO FUEL ADMITTEDTO THE INTERIOR OF SAID TUBE BY SAUD VALVE.
Claim 2
Dependent Claim
209 words
MEANS FOR FACILITATING THE STARTING OF AN INTERNAL COMBUSTION ENGINE, COMPRISING IN COMBINATION A HOLLOW CYLINDRICAL BODY PART HAVING AT LEAST ONE OF ITS ENDS CLOSED, A LIQUID FUEL GASIFIER IN THE FORM OF A TUBE WHICH HAS AN INLET PORTION SECURED TO THE CLOSED END OF SAID BODY PART, AND WHICH EXTENDS THROUGH SAID BODY PART IN COAXIAL RELATIONSHIP THERETO, A FUEL INLET VALVE MOUNTED WITHIN THE INLET PORTION OF SAID TUBE AT A POSITION ADJACENT THE CLOSED END OF SAID BODY PART, AND PROVIDED WITH A CONTROLLING STEM WHICH IS CONTAINED IN SAID TUBE, AND WHICH IS SUPPORTED BY THE END OF SAID TUBE REMOTE FROM SAID VALVE, AN ELECTRICALLY HEATABLE COIL MOUNTED ON AND SURROUNDING SAID TUBE, AND AT LEAST ONE OUTLET WHEREBY GASIFIED AND SUPERHEATED FUEL CAN FLOW FROM THE INTERIOR OF SAID TUBE THROUGH THE LAST MENTIONED END OF THE LATTER, SAID TUBE AND STEM BEING MADE RESPECTIVELY OF METALS HAVING DIFFERENT COEFFICIENTS OF EXPANSION SUCH AS WILL ENABLE SAID VALVE TO OPEN WHEN SAID TUBE AND STEM ARE HEATED BY SAID COIL, AND THE INTERNAL SURFACE OF SAID TUBE BEING HELICALLY GROOVED TO INCREASE THE AREA OVER WHICH SAID SURFACE IS EXPOSED TO FUEL ADMITTEDTO THE INTERIOR OF SAID TUBE BY SAUD VALVE.
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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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |