US3144008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine with compression ignition
Assignee: Individual
•
Filing: 1961-12-22
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Granted: 1964-08-11
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Expires: 1981-12-22
Abstract
No abstract record available.
Inventors
- 👤 List Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:34
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/02; F02B23/06; F02B23/0645; F02B23/0669; F02B23/04; F02B23/0678; F02B23/0687; 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
105 words
AN INTERNAL COMBUSTION ENGINE OF THE LIQUID FUEL INJECTION COMPRESSION TYPE, COMPRISING A PISTON, A CYLINDER AND A CYLINDER HEAD, AT LEAST TWO RECESSES OF ESSENTIALLY DIFFERENT SIZES BETWEEN THE CYLINDER AND CYLINDER HEAD IN THE FORM OF ROTARY MEMBERS TO TAKE UP FOR THE MOST PART, THE COMPRESSED AIR AT THE END OF EACH COMPRESSION STROKE, WHEREBY THE COMBUSTION AIR BEFORE ENTRY INTO THE SAID RECESSES ARE SUBJECTED TO A ROTARY MOTION, AND A FUEL INJECTION NOZZLE IN THE CYLINDER HEAD TO INJECT THE FUEL BY INDIVIDUAL JETS INTO SAID RECESSES WITH MEANS TO ALTER AT TIMES THE PROGRESS OF COMBUSTION IN THE RECESSES.
Claim 2
Dependent Claim
105 words
AN INTERNAL COMBUSTION ENGINE OF THE LIQUID FUEL INJECTION COMPRESSION TYPE, COMPRISING A PISTON, A CYLINDER AND A CYLINDER HEAD, AT LEAST TWO RECESSES OF ESSENTIALLY DIFFERENT SIZES BETWEEN THE CYLINDER AND CYLINDER HEAD IN THE FORM OF ROTARY MEMBERS TO TAKE UP FOR THE MOST PART, THE COMPRESSED AIR AT THE END OF EACH COMPRESSION STROKE, WHEREBY THE COMBUSTION AIR BEFORE ENTRY INTO THE SAID RECESSES ARE SUBJECTED TO A ROTARY MOTION, AND A FUEL INJECTION NOZZLE IN THE CYLINDER HEAD TO INJECT THE FUEL BY INDIVIDUAL JETS INTO SAID RECESSES WITH MEANS TO ALTER AT TIMES THE PROGRESS OF COMBUSTION IN THE RECESSES.
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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |