| 摘要 |
PROBLEM TO BE SOLVED: To provide an internal combustion engine oil jet device capable of easily fixing a separate nozzle that can inject oil in a desired direction to a connecting rod.SOLUTION: An oil jet device 30 of an internal combustion engine E comprises: a rod internal oil passage 31 formed within a connecting rod 5, oil being supplied to the rod internal oil passage 31 from a crankshaft 7; a linear port 32 communicating with the rod internal oil passage 31 and formed to open to an outer surface of the connecting rod 5; and an oil jet 33 attached to the connecting rod 5 in a state of being inserted into the port 32 and injecting oil from a tip end thereof. The oil jet 33 including a linear portion 36 extending in the port 32 and a nozzle portion 37 continuous to the linear portion 36, extending in a different direction from a direction of the linear portion 36, and including an oil injection port 37a provided on the tip end thereof, the oil jet device 30 is configured so that a locking groove 32a increasing a width of the port 32 in one direction and receiving the nozzle portion 37 of the oil jet 37 is formed in an open end of the port 32 in the connecting rod 5. |
