Power tool with integrated auxiliary tool for replacing brushes

Details Power tool with integrated auxiliary tool for replacing brushes Power tool with integrated auxiliary tool for replacing brushes

2011-06-14

2011-06-14

Leung, Quyen (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S240000, C310S242000, C310S243000, C310S244000, C310S245000, C310S246000, C310S247000, C314S130000

Reexamination Certificate

active

07960891

ABSTRACT:
A power tool has an electric motor that includes a commutator, with which at least one commutator brush is acted upon with spring force via at least one commutator spring in the direction of a non-rotatable collector of the commutator. At least one auxiliary tool for adjusting the commutator spring is located on a component of the power tool.

REFERENCES:
patent: 2780949 (1957-02-01), Hoy
patent: 3233676 (1966-02-01), Lynes
patent: 3450917 (1969-06-01), Zelik et al.
patent: 3710160 (1973-01-01), Voglesonger
patent: 3911304 (1975-10-01), Seely
patent: 4355254 (1982-10-01), Oki et al.
patent: 4409508 (1983-10-01), Ooki et al.
patent: 7180219 (2007-02-01), Xu
patent: 2007/0035195 (2007-02-01), Custforth et al.

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