Method of making a stator of a motor with permanent magnets embe

Details Method of making a stator of a motor with permanent magnets embe Method of making a stator of a motor with permanent magnets embe

1992-07-14

1993-08-03

Stephan, Steven L.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

310 44, 29598, 2642722, B29C 3910, H02K 1502

Patent

active

052326527

ABSTRACT:
Permanent magnets are mounted onto a punch, wherein the punch and associated magnets are fitted into a die which is then filled with a mixture of metal powder and thermosetting resin, in order to obtain, in a single operation, a stator having the permanent magnets embedded therein and being, integral with the body of a reduction unit connected to the motor.

REFERENCES:
patent: 3723795 (1973-03-01), Baermann
patent: 4578610 (1986-03-01), Kliman et al.
patent: 4950438 (1990-08-01), Nakamura et al.
patent: 4981635 (1992-01-01), Yamashita et al.
patent: 5088902 (1992-02-01), Marioni
patent: 5117141 (1992-05-01), Hawsey et al.
patent: 5149483 (1992-09-01), Okey et al.

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