Patent ID: 6161999
Filing Date: 2000-12-19
Classification: F16B

Abstract:
A fixed positionable toggle bolt device for fastening objects to a substrate comprising a linear elongated metal anchoring member having an integral threaded nut portion, and a selectively frangible, positioning and holding assembly engaged with the metal anchoring member, wherein the positioning and holding assembly comprises at least one frangible positioning leg adapted for use in moving the metal member to a position substantially in line with the at least one leg for the inserting the metal member into an aperture in the substrate and for moving the metal member against a distal side of the substrate, wherein the holding assembly further comprises a one way movable collar adapted to be engaged with the at least one positioning leg and movable in a direction, along said at least one leg, toward fixed seating against the aperture and wherein an excess portion of the positioning leg which extends away from the seated collar is adapted to be broken off and removed, characterized in that each of said at least one leg is arcuate in cross section with a series of axially extending closely spaced arcuate teeth contained within an arcuate concavity of said at least one leg, wherein the collar engaged thereto is adapted to conform to the arcuate concavity together with a corresponding arcuate step tooth section to provide a one way ratchet engagement with the arcuate teeth of the at least one leg.