Method and apparatus for controlling web handling machinery

Details Method and apparatus for controlling web handling machinery Method and apparatus for controlling web handling machinery

1984-09-14

1988-01-12

Ruggiero, Joseph

Boots, shoes, and leggings

101248, 226 28, 250548, 250561, G06F 1546, B65H 2318

Patent

active

047195754

ABSTRACT:
A control system and method for acquiring and automatically maintaining a register condition for successive repeat lengths of a moving web relative to a cut-off apparatus or the like in a web operating apparatus of the type which includes an adjusting means for adjusting the web. The system operates in manual and automatic mode, and while in the manual mode an image profile of the web is digitized, stored and processed to locate at least one suitable control mark. After the register condition is obtained and at least one control mark indentified during the manual mode, the system can be switched to automatic mode to automatically maintain the registration condition using at least one control mark to detect deviation from the register of the web.

REFERENCES:
patent: 4243925 (1981-01-01), Gnuechtel
patent: 4264957 (1981-04-01), Pautzke
patent: 4361260 (1982-11-01), Hanlan
patent: 4484522 (1984-11-01), Simeth
patent: 4528630 (1985-07-01), Sargent
patent: 4532596 (1985-07-01), Pugsley

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