An obj ect is to suppress a problem caused to an internal combustion engine, including a diamond-like carbon layer provided on an outer circumference of a piston ring, due to a gap between a piston skirt and a cylinder wall not having an appropriate size. ...

An obj ect is to suppress a problem caused to an internal combustion engine, including a diamond-like carbon layer provided on an outer circumference of a piston ring, due to a gap between a piston skirt and a cylinder wall not having an appropriate size. ...

The invention relates to an internal combustion engine (1) for a motor vehicle, with a piston (2) and a cylinder running surface (25), wherein the piston (2) has a coating (21, 22, 23, 24) and the cylinder running surface (25) has a coating (26). Excessive...

A piston (10) for use in an engine. The piston (10) includes a piston head (14) having at least one ring groove (26). The piston (10) also includes a piston skirt (18) coated with a first thickness (38) of a bronze coating material, and a side panel (22) a...

A testing apparatus and method consisting of multiple measurement modules (10) having one or more circuit assembly boards (17,18), two data/power connectors (14), and a target connector (16). The circuit assembly boards include electronics (19) for accessi...

A testing apparatus and method consisting of multiple measurement modules (10) having one or more circuit assembly boards (17,18), two data/power connectors (14), and a target connector (16). The circuit assembly boards include electronics (19) for accessi...