Patent ID: 9556764
Date: 2017-01-31
CPC Classifications: F01M,F01P,F02F

Claim:
1. A product comprising: a piston oil squirting system comprising: a piston; a piston oil squirter having a nozzle; an engine oil channel delivering oil to the oil squirter the oil squirter constructed and arranged to squirt an oil jet stream through the nozzle and at the piston; an engine crankshaft operating through a number of repeating engine cycles; and a mechanism through which an orifice is formed, the orifice alternatively open or closed, the orifice supplying the oil jet stream when open, and the orifice being open for a first interval when the crankshaft is in a first position during one engine cycle, and the orifice being open for a second interval when the crankshaft is in a second position during the one engine cycle, the second position different from the first position and the orifice being closed when the crankshaft is positioned between the first position and the second position, providing multiple intervals of the oil jet stream during the one engine cycle.