Motor assembly for power tools

Details Motor assembly for power tools Motor assembly for power tools

1999-08-04

2000-06-27

LaBalle, Clayton

Electrical generator or motor structure

Dynamoelectric

Rotary

310233, 310251, H01R 3920, H01R 3924, H02K 1300

Patent

active

060810602

ABSTRACT:
A power tool has an electric motor with a stator assembly and an armature rotatable within the stator assembly. A commutator is rotatable with the armature and is connected to the armature via a shaft. The commutator has an outer layer formed from a titanium graphite material. Brushes are associated with the commutator and are held in an end plate. The brushes are formed from a titanium graphite material.

REFERENCES:
patent: 4799957 (1989-01-01), Vogel
patent: 5304417 (1994-04-01), Zurecki et al.
patent: 5352523 (1994-10-01), Zurecki et al.
patent: 5657842 (1997-08-01), Krenkel et al.
patent: 5825114 (1998-10-01), Mukai
patent: 5855955 (1999-01-01), Claar et al.
patent: 5882561 (1999-03-01), Barsoum et al.
Synthesis and Characterization of a Remarkable Ceramic: Ti.sub.3 SiC.sub.2, by Michael W. Barsoum and Tamer El-Raghy, Communications of the American Ceramic Society (vol. 79, No. 7) pp. 1953-1956 Jan. 1996.

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