Patent ID: 11939896
Assignee: MAZDA MOTOR CORPORATION
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A blowby gas return apparatus that returns blowby gas generated in an engine having a plurality of cylinders to an intake system of the engine, the blowby gas return apparatus comprising:
a distribution portion that is provided inside a head cover of the engine and distributes the blowby gas to intake paths of the cylinders,
a communication passage that allows an intake port constituting the intake path of the cylinder and an outlet of the branch passage to communicate with each other inside a cylinder head of the engine, and
a lubricating oil passage that is disposed adjacent to the distribution portion and through which lubricating oil supplied to a valve system of the engine flows,
wherein the distribution portion includes an introduction portion through which the blowby gas is introduced and a plurality of branch passages communicating with the introduction portion, the plurality of branch passages branching from the introduction portion to communicate with the intake paths.