Battery-powered tool

Details Battery-powered tool Battery-powered tool

1991-02-28

1994-03-29

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 50, 320 2, H02J 700

Patent

active

052988210

ABSTRACT:
A battery-powered tool (10) generally comprises a motor (24) having a positive terminal (64) and a negative terminal (66) extending therefrom for continuous engagement to a rotatable actuator (26). Actuator (26) has a plurality of conductive arms (28) extending therefrom for contact with a battery assembly (20) such that the actuator (26) can be selectively rotated to engage the motor (24) in both high speed and low speed operations.

REFERENCES:
patent: 3718848 (1973-02-01), Hines
patent: 3734207 (1973-05-01), Fishbein
patent: 3999110 (1986-12-01), Ramstrom et al.
patent: 4581570 (1986-04-01), Mejia
patent: 4649332 (1987-03-01), Bell
patent: 4728876 (1988-03-01), Mongeon et al.
patent: 4814631 (1989-03-01), Jackson
Dremel, Freewheeler Owner's Manual, Oct. 1989.

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