Illustrated catalogue and price list of John Thomson Press Company's platen presses : for letterpress and color printing, embossing, bookcover stamping and paper-box cutting and scoring (1896)
John Thomson Press Company · New York City : J. Thomson Press Co. · leaf 20
cross-line or changer action of the cylinder upon the form rollers affording ample distribution. As a matter of fact this changer action of the cylinder makes it possible to obtain more effective results with one rolling of the form than could otherwise be obtained by two. The carriage may be… … lock, to avoid accidental disengage- ment. As a result of this arrangement the hook does not wear, the rubbing, or frictional, movement being entirely confined to the roller and its pin, both of which are hardened. The bearings for the rods of the form roller boxes are of ample length, and the…
John Thomson Press Company · Platen presses
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
