Patent ID: 11936281
Assignee: KAWASAKI MOTORS, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  F | IPC F  H

Claim 0:
1. A generator cooling structure of an engine including a crankshaft and a generator arranged on a first side of the crankshaft, the generator cooling structure comprising:
a crankcase for housing the crankshaft;
a generator cover coupled to the crankcase to house the generator;
a first cooling medium supply passage located toward the first side of the crankshaft; and
a second cooling medium supply passage located toward a second side of the crankshaft,
wherein the generator has a rotor fixed to the crankshaft and a stator fixed in position relative to the generator cover,
wherein the first cooling medium supply passage is arranged toward the first side of the crankshaft to supply a cooling medium to a first side of the stator,
wherein the second cooling medium supply passage is located in the crankshaft, the second cooling medium supply passage including a supply port in the crankshaft for supplying the cooling medium to a second side of the generator, and
wherein the supply port of the second cooling medium supply passage is inclined in a radial direction relative to an axis of rotation of the crankshaft.