US3259116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines
Assignee: LES APPLICATIONS TECHNIQUES INDUSTRIELLES LATI
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Filing: 1965-10-22
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Granted: 1966-07-05
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Constant Bricout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:43
CPC Classifications
F; F02; F02B; F02B19/00; F02B19/16; F02B19/165; F02B19/08; F02B2019/006; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
IN ANA INTERNAL COMBUSTION ENGINE OF THE CYLINDER AND PISTON TYPE, THE COMBUSTION COMPRISING A COMBUSTION CHAMBER ASSOCIATED WITH EACH CYLINDER, AND COMBUSTION CHAMBER FORMED BY AN UPPER CAP HAVING AN INTERNALLY SPHERICALLY SURFACE AND PROVIDED WITH AN OPENING FOR FUEL INJECTION, A LOWER CAP HAVING AN INTERNALLY SPHERICAL SURFACE AND PROVIDED WITH A TRANSFER ORIFICE AND HAVING A RADIUS OF CURVATURE SMALLER THAN THAT OF SAID UPPER SPHERICAL CAP AND AN INTERNALLY TOROIDAL SURFACE INTERCONNECTING SAID CAPS, A TRANSFER CHANNELL COMMUNICATING BETWEEN SAID CYLINDER AND SAID COMBUSTION CHAMBER THROUGH THE ORIFICE IN SAID LOWER CAP, SAID CHANNEL BEING FORMED AT LEAST ADJACENT SAID ORIFICE BY A PLURALITY OF SMOOTHLY MERGING INTERNAL WALL PORTIONS, ONE OF SAID WALL PORTIONS BEING OF CYLINDRICAL CONFIGURATION AND COINCIDING WITH A GEOMETRICAL CYLINDER CIRCUMSCRIBLE ABOUT THE INTERNAL SPHERICAL SURFACE OF SAID UPPER CAP, THE CROSS-SECTION OF SAID CHANNEL AT SAID WALL PORTIONS HAVING A CENTER OF GRAVITY LOCATED SUBSTANTIALLY CLOSER TO SAID CYLINDRICAL WALL PORTION THAN TO ANY OTHER OF SAID WALL PORTIONS.
Claim 2
Dependent Claim
169 words
IN ANA INTERNAL COMBUSTION ENGINE OF THE CYLINDER AND PISTON TYPE, THE COMBUSTION COMPRISING A COMBUSTION CHAMBER ASSOCIATED WITH EACH CYLINDER, AND COMBUSTION CHAMBER FORMED BY AN UPPER CAP HAVING AN INTERNALLY SPHERICALLY SURFACE AND PROVIDED WITH AN OPENING FOR FUEL INJECTION, A LOWER CAP HAVING AN INTERNALLY SPHERICAL SURFACE AND PROVIDED WITH A TRANSFER ORIFICE AND HAVING A RADIUS OF CURVATURE SMALLER THAN THAT OF SAID UPPER SPHERICAL CAP AND AN INTERNALLY TOROIDAL SURFACE INTERCONNECTING SAID CAPS, A TRANSFER CHANNELL COMMUNICATING BETWEEN SAID CYLINDER AND SAID COMBUSTION CHAMBER THROUGH THE ORIFICE IN SAID LOWER CAP, SAID CHANNEL BEING FORMED AT LEAST ADJACENT SAID ORIFICE BY A PLURALITY OF SMOOTHLY MERGING INTERNAL WALL PORTIONS, ONE OF SAID WALL PORTIONS BEING OF CYLINDRICAL CONFIGURATION AND COINCIDING WITH A GEOMETRICAL CYLINDER CIRCUMSCRIBLE ABOUT THE INTERNAL SPHERICAL SURFACE OF SAID UPPER CAP, THE CROSS-SECTION OF SAID CHANNEL AT SAID WALL PORTIONS HAVING A CENTER OF GRAVITY LOCATED SUBSTANTIALLY CLOSER TO SAID CYLINDRICAL WALL PORTION THAN TO ANY OTHER OF SAID WALL PORTIONS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |