Patent ID: 6662420
Filing Date: 2003-12-16
Classification: B21J,Y10T

Abstract:
A hydraulic installation tool for installing fasteners comprising:(a) a housing having a first portion adapted to receive a drawbar and a second portion adapted to receive a piston, a gland and a retaining ring; (b) the drawbar having a general L-shape, a through bore and a bore, a portion of the drawbar being slidably disposed within the first portion of the housing; (c) the piston having a threaded bore, a portion of the piston being slidably disposed within the second portion of the housing; (d) the gland having a first bore adapted to receive a portion of the piston and a threaded second bore, the gland disposed within the second portion of the housing with a portion of the piston passing through the first bore of the gland; (e) the retaining ring having a bore, the retaining ring disposed within the second portion of the housing and threadedly engaging the housing with a portion of the piston passing through the bore of the retaining ring; (f) a threaded first screw passing through the bore of the drawbar and threadedly engaging the threaded bore of the piston; and (g) a threaded second screw passing through the bore of the retaining ring and threadedly engaging the threaded second bore of the gland.