Patent ID: 6513750
Filing Date: 2003-02-04
Classification: B65H,Y10T

Abstract:
An apparatus for processing a web comprising:a frame, a roll rotatably supported on the frame for rotation about a longitudinal axis, the roll having an outer surface for contacting a web, a web-engaging assembly movably mounted on the roll and including a web-engaging member, the web-engaging member being movable between a first position in which the web-engaging member is inwardly of the outer surface of the roll and a second position in which the web-engaging member projects beyond the outer surface of the roll and is engageable with a web thereon, a stationary cam mounted on the frame, the web-engaging assembly including a cam follower assembly which is engageable with the stationary cam for moving the web-engaging member between said first and second positions, a lockout cam rotatably mounted relative to the frame and to the roll, the lockout cam having a first portion which is engageable with the cam follower assembly for preventing the cam follower assembly from contacting the stationary cam and a second portion for allowing the cam follower assembly to contact the stationary cam, and means for moving the lockout cam relative to the roll and to the cam follower assembly whereby the first portion of the lockout cam can be moved into and out of engagement with the cam follower assembly.