Patent ID: 7987571

Claim:
A system for pulling spool valve cartridge cores and sleeves from plumbing housings, said system comprising in combination a handle, a core puller and a sleeve puller; said handle comprising: a rod with removable retainer means at one end or both ends; said core puller comprising: a cylindrical body having a first end and a second end; a cylindrical cavity at said first end of said cylindrical body, said cavity having an inner diameter configured to accept said core during pulling; a centered left-hand threaded hole at said second end of said cylindrical body, said hole configured to accept an advancing screw; a left-hand threaded screw having a first end and a second end, said screw passing through said centered left-hand threaded hole at said second end of said cylindrical body such that said first end of said screw advances into said cavity of said cylindrical body and longitudinally through said cylindrical body; a smaller diameter right-hand threaded screw at said first end of said left-hand threaded screw to engage said core or said sleeve puller; a transverse hole at said second end of said left-hand threaded screw for slidably attaching said handle to apply turning force to said screw; said sleeve puller comprising: a cylindrical tube having a first end and a second end; an expansible member at said first end of said cylindrical tube; a centered left-hand threaded hole and an external hex at said second end of said cylindrical tube; a shaft having a first end, a center section and a second end passing through said centered left-hand threaded hole at said second end of said cylindrical tube such that said first end of said shaft passes into said cylindrical tube and longitudinally through said cylindrical tube; an expander at said first end of said shaft; a left-handed thread on said center section of said shaft engaging said centered left-hand threaded hole at said second end of said cylindrical tube; a transverse hole at said second end of said shaft for slidably attaching said handle to apply turning force to said shaft; a right-hand threaded axially extending hole at said second end of said shaft of said sleeve puller configured to accept said smaller diameter right-hand screw at said first end of said core puller.