Set to captacao automatically from the end of a section, or a fragment, and the connection with the initial part of a new section, especially in the installation of corrugated papelao

摘要

Apparatus for automatically detecting the end of or a tear in a web travelling through a corrugated cardboard installation or the like. A web sensing device having mutually opposed sensors positioned adjacent each edge of the web detects web tears or the end of the web. Automatic execution of a web splicing operation thereupon is effected by a control device which activates web-splicing means.