Expansion bolt

Details Expansion bolt Expansion bolt

F - Mech Eng,Light,Heat,Weapons

16

B

85/25

F16B 13/10 (2006.01) F16B 13/06 (2006.01)

Patent

CA 1158897

ABSTRACT OF THE DISCLOSURE This invention provides an expansion bolt comprising an elongated stud member which is adapted to provide an anchorage at its leading end in use, a plug element secured to the stud member toward its remote trailing end, an expansible shell on the stud member, a spacer member disposed on the stud member intermediate the shell and the plug element, the spacer member being comprised of a plurality of elongated finger elements which are adapted to transversely flare the shell upon movement of the plug element towards the shell and deformable means coupling the ends of the finger elements adjacent the plug element together, the deformable means having sufficient strength to ensure the flaring of the shell prior to the transverse flaring of the finger elements of the spacer member. The expansion bolt of this invention is more versatile in that it cna be used in oversize holes in view of the greater degree of expansion provided.

367138

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