Patent US6208124B1 successfully refreshed from Google Patents.
US3205876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine
Assignee: Linde GmbH
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Filing: 1962-11-13
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Granted: 1965-09-14
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Stuhr Hans-Waldemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:35
CPC Classifications
F; F02; F02B; F02B19/00; F02B19/14; F02B19/08; F02F; F02F1/00; F02F1/24; F02B2275/00; F02B2275/16; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
IN AN INTERNAL COMBUSTION ENGINE OF THE RECIPROCATING PISTON TYPE, THE COMBINATION OF A BLOCK HAVING A CYLINDER THEREIN DEFINING A MAIN COMBUSTION CHAMBER, A CYLINDER HEAD MOUNTED ON SAID BLOCK AND HAVING AN AUXILIARY COMBUSTION CHAMBER THEREIN, SAID CYLINDER HEAD HAVING AN OVERPASS CHANNEL WITH A RESTRICED PORTION THERIN CONNECTING SAID AUXILIARY COMBUSTION CHAMBER AND SAID MAIN COMBUSTION CHAMBER, THERE BEING A FIRST BORE HOLE IN SAID CYLINDER HEAD WITH ONE END OF SAID BORE HOLE HAVING A LARGE DIAMETER PORTION OPENING INTO SAID MAIN COMBUSTION CHAMBER AND THE OTHER END HAVING A SMALLER DIAMETER PORTION OPENING INTO THE RESTRICTED PORTION OF SAID OVERPASS CHANNEL, AND A BUSHING MOUNTED IN THE LARGE DIAMETER PORTION OF SAID FIRST BORE HOLE AND TERMINATING SHORT OF THE INNER END OF SAID LARGE DIAMETER PORTION SO AS TO FORM A FUEL SUPPLY CHAMBER THEREIN, THERE BEING A SECOND BORE HOLE IN SAID CYLINDER HEAD INTERSECTING SAID FIRST BORE HOLE TO SUPPLT FUEL THERETO, AND THE INNER END OF SAID BUSHING BEING TAPERED.
Claim 2
Dependent Claim
169 words
IN AN INTERNAL COMBUSTION ENGINE OF THE RECIPROCATING PISTON TYPE, THE COMBINATION OF A BLOCK HAVING A CYLINDER THEREIN DEFINING A MAIN COMBUSTION CHAMBER, A CYLINDER HEAD MOUNTED ON SAID BLOCK AND HAVING AN AUXILIARY COMBUSTION CHAMBER THEREIN, SAID CYLINDER HEAD HAVING AN OVERPASS CHANNEL WITH A RESTRICED PORTION THERIN CONNECTING SAID AUXILIARY COMBUSTION CHAMBER AND SAID MAIN COMBUSTION CHAMBER, THERE BEING A FIRST BORE HOLE IN SAID CYLINDER HEAD WITH ONE END OF SAID BORE HOLE HAVING A LARGE DIAMETER PORTION OPENING INTO SAID MAIN COMBUSTION CHAMBER AND THE OTHER END HAVING A SMALLER DIAMETER PORTION OPENING INTO THE RESTRICTED PORTION OF SAID OVERPASS CHANNEL, AND A BUSHING MOUNTED IN THE LARGE DIAMETER PORTION OF SAID FIRST BORE HOLE AND TERMINATING SHORT OF THE INNER END OF SAID LARGE DIAMETER PORTION SO AS TO FORM A FUEL SUPPLY CHAMBER THEREIN, THERE BEING A SECOND BORE HOLE IN SAID CYLINDER HEAD INTERSECTING SAID FIRST BORE HOLE TO SUPPLT FUEL THERETO, AND THE INNER END OF SAID BUSHING BEING TAPERED.
References Cited (Backward Citations)
FR783251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |