Patent ID: 6427305
Filing Date: 2002-08-06
Classification: B23K,B65G

Abstract:
An apparatus for elevating a workpiece comprising:a transfer bar having a surface for supporting a workpiece and being moveable between a first position and a second position, the second position being offset vertically and horizontally from the first position; a support member having a cam surface with a first end and a second end; a cam follower engageable with the cam surface for supporting the transfer bar with respect to the support member as at least one of the cam follower and the cam surface moves relative to one another between the first end and the second end of the cam surface, such that the transfer bar is in the first position when the cam follower is adjacent the first end of the cam surface, and the transfer bar is in the second position when the cam follower is adjacent the second end of the cam surface; and means for driving at least one of the cam follower and the cam surface relative to one another between the first end and the second end of the cam surface.