Cylinder liner and methods construction thereof and...

Details Cylinder liner and methods construction thereof and... Cylinder liner and methods construction thereof and...

2007-04-03

2008-10-21

Huynh, Hai H (Department: 3747)

Internal-combustion engines

Particular piston and enclosing cylinder construction

Cylinder detail

C123S272000

Reexamination Certificate

active

07438038

ABSTRACT:
A cylinder liner for an internal combustion diesel engine and corresponding method of construction and method of improving engine performance therewith has a cylindrical inner wall providing a bore extending along a central axis for reciprocation of a piston therein. The inner wall has an axial lower portion and an axial upper portion. The lower portion has a first diameter below a top-dead-center plane and the upper portion has a second diameter provided by a material formed as one piece with the inner wall, wherein the first diameter is greater than the second diameter.

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