Patent ID: 7615723
Filing Date: 2009-11-10
Classification: B23K

Abstract:
1. A drive roll release mechanism, comprising: (a) a drive roll carrier body having (b) an actuator slidingly communicating with the drive roll carrier body and movable between at least first and second positions; wherein the actuator, when moved from the second position to the first position, moves toward the base plate; (c) at least one drive roll engagement member movable between a first position and a second position, said drive roll engagement member being biased, to hold a drive roll on said drive roll carrier body, the at least one drive roll engagement member being biasingly moveable along a path which extends radially into the carrier body, wherein the at least one drive roll engagement member in the first position is relatively nearer the axis of rotation of the carrier body and wherein the at least one drive roll engagement member in the second position is relatively further from the axis of rotation.