Patent ID: 9145908
Filing Date: 2015-09-29
Classification: F16B

Abstract:
1. A blind fastener adapter configured for use with a threaded fastener, the adapter comprising a collar and a ring of separate segments over the collar, the ring and collar having a tapered interface wherein relative axial movement results in a change of diameter of said ring, said adapter further including an axially acting spring adapted to bias said collar and ring into mutual engagement, said collar and ring being configured to prevent angular movement with respect to each other, said collar being threaded for engagement by a blind side of the threaded fastener in use, and said ring being adapted for blind side engagement of a perimeter of a hole, wherein the spring is a coil compression spring bearing directly on said ring in use, and the spring is sized to fit closely around the threaded fastener and a shouldered washer located at a proximal side of said coil compression spring, wherein a diameter of said shouldered washer is sized to engage closely within the hole.