US3335707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines
Assignee: Caterpillar Energy Solutions GmbH
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Filing: 1965-04-26
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Granted: 1967-08-15
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Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Heinrich Hans-Jochen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:14
CPC Classifications
F; F02; F02F; F02F1/00; F02F1/24; F02F1/42; F02F1/4235; F02B; F02B23/00; F02B23/02; F02B23/06; F02B23/0696; F02F1/4228; F02M; F02M1/00; F02B2275/00; F02B2275/14; F02B3/00; F02B3/06; F02F2001/244; F02F2001/247; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4392; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
364 words
IN COMBINATION, A CYLINDER FOR AN INTERNAL COMBUSTION ENGINE, A CYLINDER HEAD FOR SAID CYLINDER, INLET VALVE MEANS IN SAID CYLINDER HEAD, OUTLET VALVE MEANS IN SAID CYLINDER HEAD AND SPACED FROM SAID INLET VALVE MEANS ABOUT THE AXIS OF SAID CYLINDER, FIRST PORTIONS OF SAID CYLINDER HEAD DEFINING A LATERAL SURFACE THEREOF DIRECTED OUTWARDLY, SECOND PORTIONS OF SAID CYLINDER HEAD DEFINING AN INSIDE SURFACE THEREOF BOUNDING AN END OF THE WORKING SPACE OF SAID CYLINDER, THIRD PORTIONS OF SAID CYLINDER HEAD DEFINING AN INLET DUCT EXTENDING TO SAID INLET VALVE MEANS FROM SAID LATERAL SURFACE, FOURTH PORTIONS OF SAID CYLINDER HEAD DEFINING A VALVE CHAMBER OF SAID INLET VALVE MEANS TO WHICH CHAMBER LEADS SAID INLET DUCT, FIFTH PORTIONS OF SAID CYLINDER HEAD DEFINING A VALVE SEAT OF SAID INLET VALVE MEANS AND A VALVE PORT OF SAID INLET VALVE MEANS ENCIRCLED BY SAID VALVE SEAT, OPENING INTO SAID WORKING SPACE AT SAID INSIDE SURFACE, AND IN COMMUNICATING WITH SAID VALVE CHAMBER, A FIRST RADIAL LINE EXTENDING FROM THE AXIS OF SAID CYLINDER, A CONNECTING LINE LYING IN A RADIAL PLANE CONTAINING SAID FIRST RADIAL LINE, INTERSECTING PERPENDICULARLY SAID FIRST RADIAL LINE AND INTERSECTING THE AXIS OF SAID INLET VALVE MEANS AND THE AXIS OF SAID OUTLET VALVE MEANS, AND A SECOND RADIAL LINE EXTENDING FROM THE AXIS OF SAID CYLINDER TO THE AXIS OF SAID INLET VALVE MEANS, SAID INLET DUCT INCLUDING AN INLET DUCT PORTION WHICH IS ADJACENT TO SAID VALVE CHAMBER AND WHICH HAS A SURFACE PORTION WHICH HAS A RADIALLY OUTWARDS LOCATION WITH RESPECT TO THE CYLINDER AXIS, SAID FOURTH PORTIONS INCLUDING A FIRST SURFACE PORTION FACING TOWARDS SAID PORT, A SECOND SURFACE PORTION WHICH HAS A RADIALLY OUTWARDS LOCATION WITH RESPECT TO THE AXIS OF SAID CYLINDER, AND A THIRD SURFACE PORTION WHICH HAS A RADIALLY INWARDS LOCATION WITH RESPECT TO THE CYLINDER AXIS, THE ARRANGEMENT BEING SUCH THAT (A) SAID FIRST RADIAL LINE AND SAID SECOND RADIAL LINE INCLUDE AN ANGLE OF FROM 40* TO 90*, (B) SAID FIRST SURFACE PORTION SLOPES TOWARDS SAID PORT FROM SAID SECOND SURFACE PORTION TO SAID THIRD SURFACE PORTION AND FROM THERE TO A LOCATION IN THE VICINITY OF SAID SEAT,
Claim 2
Dependent Claim
364 words
IN COMBINATION, A CYLINDER FOR AN INTERNAL COMBUSTION ENGINE, A CYLINDER HEAD FOR SAID CYLINDER, INLET VALVE MEANS IN SAID CYLINDER HEAD, OUTLET VALVE MEANS IN SAID CYLINDER HEAD AND SPACED FROM SAID INLET VALVE MEANS ABOUT THE AXIS OF SAID CYLINDER, FIRST PORTIONS OF SAID CYLINDER HEAD DEFINING A LATERAL SURFACE THEREOF DIRECTED OUTWARDLY, SECOND PORTIONS OF SAID CYLINDER HEAD DEFINING AN INSIDE SURFACE THEREOF BOUNDING AN END OF THE WORKING SPACE OF SAID CYLINDER, THIRD PORTIONS OF SAID CYLINDER HEAD DEFINING AN INLET DUCT EXTENDING TO SAID INLET VALVE MEANS FROM SAID LATERAL SURFACE, FOURTH PORTIONS OF SAID CYLINDER HEAD DEFINING A VALVE CHAMBER OF SAID INLET VALVE MEANS TO WHICH CHAMBER LEADS SAID INLET DUCT, FIFTH PORTIONS OF SAID CYLINDER HEAD DEFINING A VALVE SEAT OF SAID INLET VALVE MEANS AND A VALVE PORT OF SAID INLET VALVE MEANS ENCIRCLED BY SAID VALVE SEAT, OPENING INTO SAID WORKING SPACE AT SAID INSIDE SURFACE, AND IN COMMUNICATING WITH SAID VALVE CHAMBER, A FIRST RADIAL LINE EXTENDING FROM THE AXIS OF SAID CYLINDER, A CONNECTING LINE LYING IN A RADIAL PLANE CONTAINING SAID FIRST RADIAL LINE, INTERSECTING PERPENDICULARLY SAID FIRST RADIAL LINE AND INTERSECTING THE AXIS OF SAID INLET VALVE MEANS AND THE AXIS OF SAID OUTLET VALVE MEANS, AND A SECOND RADIAL LINE EXTENDING FROM THE AXIS OF SAID CYLINDER TO THE AXIS OF SAID INLET VALVE MEANS, SAID INLET DUCT INCLUDING AN INLET DUCT PORTION WHICH IS ADJACENT TO SAID VALVE CHAMBER AND WHICH HAS A SURFACE PORTION WHICH HAS A RADIALLY OUTWARDS LOCATION WITH RESPECT TO THE CYLINDER AXIS, SAID FOURTH PORTIONS INCLUDING A FIRST SURFACE PORTION FACING TOWARDS SAID PORT, A SECOND SURFACE PORTION WHICH HAS A RADIALLY OUTWARDS LOCATION WITH RESPECT TO THE AXIS OF SAID CYLINDER, AND A THIRD SURFACE PORTION WHICH HAS A RADIALLY INWARDS LOCATION WITH RESPECT TO THE CYLINDER AXIS, THE ARRANGEMENT BEING SUCH THAT (A) SAID FIRST RADIAL LINE AND SAID SECOND RADIAL LINE INCLUDE AN ANGLE OF FROM 40* TO 90*, (B) SAID FIRST SURFACE PORTION SLOPES TOWARDS SAID PORT FROM SAID SECOND SURFACE PORTION TO SAID THIRD SURFACE PORTION AND FROM THERE TO A LOCATION IN THE VICINITY OF SAID SEAT,
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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |