Method of manufacturing a commutator

Details Method of manufacturing a commutator Method of manufacturing a commutator

1978-12-13

1981-08-18

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

310236, 310237, H01R 4308

Patent

active

042838410

ABSTRACT:
The present invention relates to a commutator which is always exposed to gasoline in a motor to drive, for example, a fuel pump of an automobile or the like and the method of efficiently producing the commutator. A good conductive sheet, the wear of which is not promoted by oxidized gasoline, is fixed to the surface of each commutator segment made of copper or copper alloy at least at the part to contact a brush.

REFERENCES:
patent: 842829 (1907-01-01), Duncan
patent: 1901955 (1933-03-01), Giaimo
patent: 3005920 (1961-10-01), Dolza
patent: 4035908 (1977-07-01), Ishi et al.

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