Cooling device of a motor for vehicle

Details Cooling device of a motor for vehicle Cooling device of a motor for vehicle

1990-11-07

1992-05-05

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Rotary

180229, H02K 900, H02K 920

Patent

active

051110903

ABSTRACT:
An oil-cooled electric motor for a vehicle including a rotational shaft rotatably supported by a casing, a rotor fixed to the rotational shaft, a stator disposed around the outer circumference of the rotor and fixed to the casing, a coil wound around the stator, and oil receiver and an oil pump mounted in the lower portion of the casing. An oil path is formed in the upper portion of the casing with openings directing oil onto the coil. An oil guide extends from one side of the casing toward the coil. Oil is pumped onto the coil via the oil path by an oil pump.

REFERENCES:
patent: 3812928 (1974-05-01), Rockwell et al.
patent: 4079275 (1978-03-01), Fu
patent: 4330045 (1982-05-01), Myers

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