Internal combustion engine with localized lubrication...

Details Internal combustion engine with localized lubrication... Internal combustion engine with localized lubrication...

2006-09-12

2006-09-12

Solis, Erick R (Department: 3747)

Internal-combustion engines

Particular piston and enclosing cylinder construction

Cylinder detail

C123S1960CP, C123S668000, C029S888061, C092S159000

Reexamination Certificate

active

07104240

ABSTRACT:
An internal combustion engine includes at least one cylinder block having at least one combustion cylinder. A number of cylinder liners are respectively associated with each combustion cylinder. Each cylinder liner defines a corresponding cylinder inside surface. Each cylinder liner includes a plurality of discrete oil retaining indentations in a predefined pattern on the cylinder inside surface. The plurality of oil retaining indentations are bounded in both peripheral and longitudinal directions of the corresponding cylinder liner.

REFERENCES:
patent: 2085976 (1937-07-01), Heintz
patent: 2434880 (1948-01-01), Bramberry
patent: 3063763 (1962-11-01), Zubrisky
patent: 3620137 (1971-11-01), Prasse
patent: 3961104 (1976-06-01), Tanner
patent: 4258084 (1981-03-01), Hayden, Sr.
patent: 4993380 (1991-02-01), Hsu
patent: 6095107 (2000-08-01), Kloft et al.

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