Cooling assembly for electric machine

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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Details

C310S052000, C310S059000, C310S254100

Reexamination Certificate

active

11440968

ABSTRACT:
A cooling assembly including a generally cylindrical body to be inserted inside the generally cylindrical internal stator of an electric machine is described herein. The body includes a cylindrical external contact surface configured and sized to contact the internal surface of the stator. The bottom surface of the body is machine with a channel that is partially closed by a cover to yield a peripheral fluid passage inside the body. An inlet and an outlet aperture are provided.

REFERENCES:
patent: 3049634 (1962-08-01), Horsley
patent: 3109947 (1963-11-01), Thompson et al.
patent: 3681628 (1972-08-01), Krastchew
patent: 3963950 (1976-06-01), Watanabe et al.
patent: 4516044 (1985-05-01), Bone
patent: 4797588 (1989-01-01), Capion
patent: 5473207 (1995-12-01), Hopeck et al.
patent: 6819016 (2004-11-01), Houle et al.
patent: 2002/0167232 (2002-11-01), Randall
patent: 2004/0012272 (2004-01-01), Houle et al.

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