Device for controlling reel driving motor

Details Device for controlling reel driving motor Device for controlling reel driving motor

1986-12-02

1989-04-04

Jillions, John M.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

318 7, 360 7305, 360 742, G11B 1543, G11B 1544, G11B 1546

Patent

active

048178870

ABSTRACT:
A device for running a tape-like medium between a pair of reels in accordance with one of a plurality of tape-running modes having different tape running speeds has the following constituents: a reel driving apparatus for rotating the reels; a circuit for detecting the states of rotation of the reels and for generating reel rotation data; an instruction circuit for giving an instruction for changing the tape running mode; a holding means or memory for holding the reel rotation data when the tape running mode is changed in response to the instruction given by the instruction circuit; and a control circuit for controlling the reel driving apparatus in accordance with the reel rotation data held by the memory, for a predetermined period after the changing of the tape running mode effected by the instruction circuit.

REFERENCES:
patent: 3982160 (1976-09-01), Goldschmidt et al.
patent: 4051415 (1977-09-01), Martin
patent: 4163532 (1979-08-01), Sakai
patent: 4448368 (1984-05-01), Skalko
patent: 4573645 (1986-03-01), Harris
patent: 4664336 (1987-05-01), Koyama
patent: 4668900 (1987-05-01), Tabuchi
patent: 4696439 (1987-09-01), Sukigara et al.

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