Patent ID: 6012500
Filing Date: 2000-01-11
Classification: B29D

Abstract:
A bladderless second stage tire building machine, comprising:a main shaft;first and second bead lock assemblies, each of said bead lock assemblies including a clamp and a plurality of expandable bead lock shoes, said expandable bead lock shoes movable between retracted and expanded positions;said first and second bead lock assemblies selectively movable between first and second positions, said second position being inward of said first position; said bead lock assemblies closer to each other in said second position than when in said first position;said second stage tire building machine being free of a bladder extending between the first and second bead lock assemblies;a bladderless former sleeve disposed over each of said bead lock assemblies;said bladderless former sleeve including an annular main body having first and second ends, said main body disposed over said expandable bead lock shoes with said first end held in said clamp and said second end being loose.