US3340774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination cylinder sleeve or liner and combustion chamber seal
Assignee: Individual
•
Filing: 1965-07-13
•
Granted: 1967-09-12
•
Expires: 1985-07-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur M Brenneke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:42
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/12; F16J15/121; F16J15/122; F16J15/123; F02; F02F; F02F1/00; F02F1/02; F02F1/10; F02F1/16; F02F11/00; F02F11/002; F02B; F02B3/00; F02B3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
IN AN ENGINE HAVING A BLOCK, AT LEAST ONE TUBULAR CYLINDER LINER SEATED IN SAID BLOCK, A COMBUSTION CHAMBER HEAD ADAPTED TO BE TORQUED DOWN ONTO THE TOP OF SAID BLOCK OVER THE END OF SAID CYLINDER LINER, THE TOP PORTION OF SAID CYLINDER LINER HAVING AN OUTWARDLY EXTENDING HORIZONTAL OFFSET PORTION WITH AN AXIALLY DIRECTED WALL EXTENDING FROM SAID OFFSET PORTION AND SPACED RADIALLY OUTWARDLY FROM THE INNER WALL OF SAID LINER, SAID AXIALLY DIRECTED WALL TAPERED AT A SLIGHT ANGLE OUTWARDLY TOWARD THE UPPER END OF SAID LINER, SEALING RING MEANS HAVING A GENERALLY TRAPEZOIDAL CROSS SECTIONAL SHAPE AND BEING POSITIONED BETWEEN SAID CYLINDER LINER AND SAID COMBUSTION CHAMBER HEAD, THE TOP WALL AND THE INSIDE WALL OF SAID SEALING RING MEANS FORMING AT THEIR INTERSECTION A CONTINUOUS EDGE, THE OUTER WALL OF SAID SEALING RING MEANS BEING TAPERED DOWNWARDLY AND INWARDLY AT AN ANGLE SLIGHTLY LESS THAN SAID ANGLE OF SAID AXIALLY DIRECTED WALL OF SAID LINER, THE TAPERED OUTER WALL AND THE BOTTOM
Claim 2
Dependent Claim
167 words
IN AN ENGINE HAVING A BLOCK, AT LEAST ONE TUBULAR CYLINDER LINER SEATED IN SAID BLOCK, A COMBUSTION CHAMBER HEAD ADAPTED TO BE TORQUED DOWN ONTO THE TOP OF SAID BLOCK OVER THE END OF SAID CYLINDER LINER, THE TOP PORTION OF SAID CYLINDER LINER HAVING AN OUTWARDLY EXTENDING HORIZONTAL OFFSET PORTION WITH AN AXIALLY DIRECTED WALL EXTENDING FROM SAID OFFSET PORTION AND SPACED RADIALLY OUTWARDLY FROM THE INNER WALL OF SAID LINER, SAID AXIALLY DIRECTED WALL TAPERED AT A SLIGHT ANGLE OUTWARDLY TOWARD THE UPPER END OF SAID LINER, SEALING RING MEANS HAVING A GENERALLY TRAPEZOIDAL CROSS SECTIONAL SHAPE AND BEING POSITIONED BETWEEN SAID CYLINDER LINER AND SAID COMBUSTION CHAMBER HEAD, THE TOP WALL AND THE INSIDE WALL OF SAID SEALING RING MEANS FORMING AT THEIR INTERSECTION A CONTINUOUS EDGE, THE OUTER WALL OF SAID SEALING RING MEANS BEING TAPERED DOWNWARDLY AND INWARDLY AT AN ANGLE SLIGHTLY LESS THAN SAID ANGLE OF SAID AXIALLY DIRECTED WALL OF SAID LINER, THE TAPERED OUTER WALL AND THE BOTTOM
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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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |