Apparatus for actuating a sidemovement correcting member of a ma

Details Apparatus for actuating a sidemovement correcting member of a ma Apparatus for actuating a sidemovement correcting member of a ma

1986-03-12

1989-02-28

Levy, Stuart S.

Advancing material of indeterminate length

With material-responsive control means

To position material laterally

226 15, 26 76, B65H 23022, D06C 302

Patent

active

048077917

ABSTRACT:
Apparatus for actuating a sidemovement correcting member of a machine for correcting the sidemovement of a travelling sheet-like article, comprising a linear motor having a scale of a predetermined length and a slider disposed at the bottom of the scale, a casing secured to the outer surface of the slider and put on the slider and the sale for preventing the slider from falling off, and a mounting member for the sidemovement correcting member disposed at the center of the top of the casing.
The apparatus is arranged so that the linear motor is moved or stopped at a predetermined position in quick response to a selvedge detector signal and the like, thus assuring a highly accurate positioning control of the sidemovement correcting member.

REFERENCES:
patent: 3216081 (1965-11-01), Leimer et al.
patent: 3906262 (1975-09-01), Shichida et al.
patent: 4346502 (1982-08-01), Cho
patent: 4408138 (1983-09-01), Okamoto
patent: 4623807 (1986-11-01), Wakamura
patent: 4644199 (1987-02-01), Langley

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