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US 7,395,797 B2Granted
Piston for internal combustion engine
AssigneeHonda Motor Co., Ltd.
InventorsKengo Ishimitsu, Hideharu Izumi
Life of this patent
Estimating the term…
Abstract
A piston for an internal combustion engine includes a crown part, a land part extending from the crown part, a skirt part adjoining the land part, and a linking boss protruding from a reverse surface of the crown part and forming a spherical joint with a small end of a connecting rod. The piston is divided into an upper piston part having the land part, and a lower piston part having the skirt part and a plurality of molded plate members formed by press-molding plates.
Claims4
A piston for an internal combustion engine, comprising:
- a crown part;
- a land part extending in a cylindrical shape from an edge of the crown part;
- a skirt part adjoining the land part;
- and
- a linking boss protruding from a reverse surface of the crown part and forming a spherical joint with a small end of a connecting rod,
- wherein the piston is partitioned into an upper piston part having the land part, and a lower piston part having the skirt part, and the lower piston part comprises a plurality of molded plate members formed by press-molding plates.
3 more elements
Dependencies are inferred from the claim text.