Patent ID: 7228720

Claim:
A rotary apparatus having a first rotating die assembly and a second rotating die assembly arranged in juxtaposition with one another on respective first and second sides of a strip work piece movement path, and operable in unison together to perform operations on said work piece passing therebetween, each said die assembly comprising; a main rotor mounted for rotation; at least one die support body supported by said main rotor, and being swingable relative to said main rotor; control cams connected to said at least one die support body; cam guides mounted adjacent to said main rotor and engageable by said control cams; die support body bearings mounted on said main rotor for carrying said die support body; and, moveable mountings for said die support body bearings permitting movement of said die support body bearings relative to said main rotor, whereby to permit said dies to move slower at the time of contact with the work piece and then to move faster during contact with said work piece and then to slow down again as they separate from said work piece.