Patent ID: 6481691
Filing Date: 2002-11-19
Classification: B25C,Y10T

Abstract:
A fastener puller for removing a fastener embedded in a material having a surface, the fastener puller comprising:a housing, said housing including a cylinder and a piston moveable within said cylinder, said cylinder fixedly mounted to said housing, a horn, said horn comprising an elongated stem, said stem having an end, a wedge at said end, said wedge adapted to fit underneath a head of the fastener, said horn being mounted for generally pivotable movement relative to said housing from a disengaged horn position to an engaged horn position; a ram, said ram slidably mounted with respect to said housing for longitudinal slidable movement along a slide path from a first ram position through a second ram position to a third ram position relative to said housing, wherein said ram is mounted for said longitudinal movement with said piston relative to said cylinder and said horn is mounted for longitudinal movement with said cylinder relative to said piston, said horn positioned relative to said ram so that when said ram moves from said first ram position to said second ram position, said ram abuts said horn and causes said horn to move generally pivotally from said disengaged horn position to said engaged horn position; said ram located to engage said surface when in said second ram position and when in said third ram position so that as said ram moves from said second ram position to said third ram position, said horn moves longitudinally with respect to said ram away from said surface.