CYLINDER LINER AND RECIPROCATING ENGINE COMPRISING CYLINDER LINER

Abstract: in order to enable improvement with respect to recycling performance, achieve further reduction in weight, and improve environmental performance, a cylinder liner () according to the present disclosure has a structure in which, out of an inner face () of a cylinder () in a reciprocating engine, the cylinder liner is provided in only a partial region over which a piston ring () fit onto a piston () that performs reciprocal motion in the cylinder () slides, and a liner entire length l along an axial direction of the cylinder () is smaller than an inner diameter b of the cylinder, and recessed and protruding forms are formed on one lower end portion () that is an end portion toward a bottom dead center side of the piston ring () in the axial direction.

Inventor(s): Takashi SATO, Yasutomo TOKAIRIN, Koji KAMATA, Kiyoyuki KAWAI

CPC Classification: F02F1/004 (Cylinders; Cylinder heads )

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