Patent ID: 9279359
Filing Date: 2016-03-08
CPC Classification: B01D,F01M,F01P,F02B,F02F

Claim Text:
1. A piston cooling apparatus to be mounted on an internal combustion engine, comprising: a main body including a communication passage communicating with an oil path formed in the internal combustion engine; a nozzle pipe portion including an oil injection port configured to inject oil having passed through the communication passage toward a piston; and a filter disposed upstream of the nozzle pipe portion on a flow passage of the oil and including a hole having a smaller diameter than a minimum diameter of the oil injection port, the oil being injected toward the piston from the oil injection port, wherein: the filter is removably mounted on an end portion of the main body existing upstream on the oil flow passage; and the main body is mounted on the internal combustion engine in a state where at least a portion of the filter is inserted into the oil path formed inside a crankcase of the internal combustion engine.