Jack J. Murphy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: This invention relates to shackles.In more detail a shackle comprises a body component and a latch component wherein the latch component includes a latch arm hinged to the body component to form a closed loop therewith when latched, the latch arm having that end thereof remote from the hinge shaped for engagement with the body and to restrain opening from a latched position, a plunger housed within the body and movable against a biassing force between a first position in which the plunger extends into the latch arm to hold the latch arm in a latched position and a second position in which the plunger is withdrawn to permit opening of the latch arm, and wherein the body component includes a bore which communicates with an enlarged space, the bore serving, in use, to receive a stopper knot which prevents removal of the rope through the bore.