Transporting device for marginal punched webs

Details Transporting device for marginal punched webs Transporting device for marginal punched webs

1986-02-24

1987-03-24

Pearson, Charles A.

Typewriting machines

Sheet or web

For feeding web record-medium

226 74, B41J 1130

Patent

active

046521607

ABSTRACT:
A transporting device for marginal punched single-layered or multiple-layered webs of material, in particular for record carriers in a printer, is provided. Such a transporting device serves for marginal punched single-layered or multiple-layered webs of material (1), in particular for paper record carriers in a printer, and consists of frames (2) on both sides of the web of material (1) which are adjustable to the width of the web of material, with sprockets (3a,3b) in each case rotatably mounted thereon, of a sprocket drive, of continuous toothed belts (6) stretched around the sprockets (3a,3b) and provided on the inner side (9) with teeth (10), on which belts transporting pins (8) are attached on the outer side (7), which engage force-locking and form-locking into the marginal perforations of the web of material (1) and further consists in each case of a guide plate (11 or 12) able to be pivoted parallel to the web of material (1) up to a guiding slit (14) to the frames (2), which plates cover the web of material (1) and which are provided in each case with a recess (15) for the unimpeded movement of the transporting pins (8) and further consist of means to press the web of material (1) against the toothed belts (6).

REFERENCES:
patent: 3386565 (1968-06-01), Carter
patent: 3688959 (1972-09-01), Staneck et al.
patent: 4462531 (1984-07-01), Seitz

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