Tape transport dynamic brake

Details Tape transport dynamic brake Tape transport dynamic brake

1976-05-03

1978-04-18

Dobeck, B.

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Braking

318 7, 318380, H02P 314

Patent

active

040853543

ABSTRACT:
A dynamic brake for the supply reel motor of a tape transport. Upon power failure, the motor is coupled as a generator to supply current to a lamp, which functions as a substantially constant current load, and produces a substantially constant braking torque upon the supply reel.

REFERENCES:
patent: 1696599 (1928-12-01), Forsberg
patent: 2317254 (1943-04-01), Cowin
patent: 2784366 (1957-03-01), Steele
patent: 3794898 (1974-02-01), Gross

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