Apparatus for feeding a web in registry between web passes throu

Details Apparatus for feeding a web in registry between web passes throu Apparatus for feeding a web in registry between web passes throu

1977-09-13

1978-12-12

Schacher, Richard A.

Advancing material of indeterminate length

With material-responsive control means

To regulate longitudinal movement of material

226 44, 242 7543, B65H 2318

Patent

active

041292383

ABSTRACT:
An apparatus is disclosed for use with machine processing equipment for processing a continuous moving web having markings representing repeat lengths applied thereto during a prior web pass through the machine. The apparatus insures registry of the web between passes through the machine as it is capable of varying web tension maintained downstream and upstream of a web draw mechanism in accordance with the changes in speed and elongation of the web prior to entering the machine.

REFERENCES:
patent: 2586286 (1952-02-01), Andreas
patent: 3025791 (1962-03-01), Auerbacher
patent: 3083602 (1963-04-01), Obenshain

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