Patent US3244159A successfully refreshed from Google Patents.
US3244159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection internal combustion engine
Assignee: MAN AG
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Filing: 1963-09-05
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Granted: 1966-04-05
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Expires: 1983-09-05
Abstract
No abstract record available.
Inventors
- 👤 Meurer Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:09
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/02; F02B23/06; F02B23/0645; F02B23/0654; F02B23/0657; F02B23/0669; F02B23/0675; F02B1/00; F02B1/02; F02B1/08; F02B2275/00; F02B2275/14; F02B23/0618; F02B23/0621; F02B23/0624; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CYLINDER WITH A LONGITUDINAL AXIS, PISTON IN SAID CYLINDER, A WALL FORMING A COMBUSTION CHAMBER CONCENTRIC WITH SAID AXIS AND ASSOCIATED WITH SAID CYLINDER, A FUEL INJECTION NOZZLE ALIGNED WITH SAID AXIS, A FUEL IGNITION MEMBER, AND MEANS FOR FORMING A UNIDIRECTIONAL AIR SWIRL IN SAID CHAMBER, THE IMPROVEMENT IN WHICH SAID NOZZLE IS ORIENTED TO INJECT FUEL TOWARD SAID IGNITION MEMBER AND INTO SAID AIR SWIRL TO FORM A RICH FUEL AND AIR MIXTURE CONTAINING THE MAJOR PORTION OF THE FUEL PARTICLES ALONG AND SPACED FROM SAID WALL IN THE AREA CONTAINING SAID IGNITION MEMBER.
Claim 2
Dependent Claim
103 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CYLINDER WITH A LONGITUDINAL AXIS, PISTON IN SAID CYLINDER, A WALL FORMING A COMBUSTION CHAMBER CONCENTRIC WITH SAID AXIS AND ASSOCIATED WITH SAID CYLINDER, A FUEL INJECTION NOZZLE ALIGNED WITH SAID AXIS, A FUEL IGNITION MEMBER, AND MEANS FOR FORMING A UNIDIRECTIONAL AIR SWIRL IN SAID CHAMBER, THE IMPROVEMENT IN WHICH SAID NOZZLE IS ORIENTED TO INJECT FUEL TOWARD SAID IGNITION MEMBER AND INTO SAID AIR SWIRL TO FORM A RICH FUEL AND AIR MIXTURE CONTAINING THE MAJOR PORTION OF THE FUEL PARTICLES ALONG AND SPACED FROM SAID WALL IN THE AREA CONTAINING SAID IGNITION MEMBER.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |