Tube shaping machine

Claim 1

A MACHINE FOR SHAPING SUBSTANTIALLY CYLINDRICAL WORKPIECES, COMPRISING: AN UPRIGHT BASE MEMBER; AN OPEN CENTER CHUCK SECURED TO SAID BASE MEMBER FOR ENGAGING AND ROTATING SAID WORKPIECE AROUND A SUBSTANTIALLY HORIZONTAL, FIRST AXIS; A CROSS SLIDE SUPPORTED UPON SAID BASE MEMBER FOR MOVEMENT IN A DIRECTION PERPENDICULR TO SAID HORIZONTAL AXIS; A SWING MEMBER SUPPORTED UPON SAID CROSS SLIDE FOR MOVEMENT WITH RESPECT TO SAID CROSS SLIDE AROUND A SECOND AXIS SUBSTANTIALLY PERPENDICULAR TO SAID FIRST AXIS AND SAID DIRECTION OF MOVEMENT, SAID SECOND AXIS BEING MOVABLE WITH SAID CROSS SLIDE INTO AND OUT OF A POSITION INTERSECTING SAID HORIZONTAL AXIS; A TOOL HOLDER SLIDABLY SUPPORTED UPON SAID SWING MEMBER FOR MOVEMENT TOWARD AND AWAY FROM SAID SECOND AXIS; AN ELONGATED ARCUATE CAM SUPPORTED UPON SAID CROSS SLIDE INDEPENDENTLY OF SAID SWING MEMBER AND MEANS FOR ADJUSTING SAID CAM SUBSTANTIALLY RADIALLY OF SAID SECOND AXIS, SAID CAM DEFINING A PATTERN AROUND SAID SECOND AXIS; A CAM FOLLOWER ON SAID TOOL HOLDER ENGAGEABLE WITH SAID CAM FOR CONTROLLING SAID MOVEMENT OF SAID TOOL HOLDER WITH RESPECT TO SAID SWING MEMBER; FIRST ACTUATING MEANS FOR EFFECTING SAID MOVEMENT OF SAID CROSS SLIDE WITH RESPECT T SAID BASE MEMBER; AND SECOND ACTUATING MEANS FOR MOVING SAID SWING MEMBER AROUND SAID SECOND AXIS.