Patent ID: 8024950

Claim:
A roller-type hemming apparatus, comprising: a housing having rearward and forward ends and a pressurizable chamber, a slide member disposed within said chamber, said slide member having a piston and a plunger, said plunger projecting forwardly of said forward end of said housing and terminating in an interlockable first connector, said piston dividing said chamber into rearward and forward chamber portions, each of said chamber portions being connectible to a source of pressure for selectively pressurizing each said chamber portion so as to move said piston relative to said chamber; a nose having rearward and forward ends and a central guide passage extending between said ends of said nose, a bearing shaft mounted for sliding movement in said guide passage, said bearing shaft including rearward and forward ends that form an interlockable second connector; a head portion, said head portion connected to said first connector by said second connector; a spindle cartridge, said cartridge being removably mountable to said head portion and including a rotatably mounted spindle shaft having opposite ends; first means for releasably mounting said rearward end of said housing to a robot; and second means for releasably mounting said rearward end of said nose to said forward end of said housing.