Electric power tool with torque-dependent speed regulation

Details Electric power tool with torque-dependent speed regulation Electric power tool with torque-dependent speed regulation

1974-10-24

1976-08-31

Dobeck, B.

Electricity: motive power systems

Braking

Automatic and/or with time-delay means

318434, H02P 728

Patent

active

039783855

ABSTRACT:
An electric motor of the tool has a drive shaft and in turn drives an output shaft by means of a gear transmission. A mechanical arrangement senses the torque of the drive shaft of the motor and varies the supply of electrical energy to the motor in dependence upon changes in the torque.

REFERENCES:
patent: 1194645 (1916-08-01), Lincoln
patent: 2431316 (1947-11-01), Dudley et al.
patent: 2526373 (1950-10-01), LeClair
patent: 2724081 (1955-11-01), LaSource
patent: 3564372 (1971-02-01), Vogelsberg et al.

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