Positionally constraining web support

Details Positionally constraining web support Positionally constraining web support

B - Operations, Transporting

65

H

271/60

B65H 23/02 (2006.01)

Patent

CA 1037983

POSITIONALLY CONSTRAINING WEB SUPPORT ABSTRACT OF THE DISCLOSURE Web support for constraining the entering portion of a moving web against change in its spatial lateral position while remaining free to change its angular lateral position. The web support includes a web engaging surface which presents substantially no lateral resistance to the entering position of the moving web, and opposed edge guides mounted in a pre- determined position on a fixed frame adjacent to the web engaging surface. The edge guides have opposed web engaging portions a fixed distance apart which distance corresponds substantially to the width of the moving web.

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