Patent ID: 6582317
Filing Date: 2003-06-24
Classification: A63D,F16B,Y10T

Abstract:
A joint assembly for detachably securing a first portion of a pool cue to a second portion of the pool cue, comprising:a bushing fastened to the second cue portion having a centered threaded bore extending inwardly along a longitudinal axis from a center end face, the bushing comprising a side wall defining an open anterior end and an opening, and a closed posterior end defining a base, the side wall comprising: an exterior surface comprising a posterior threaded portion and an anterior slightly threaded portion adapted to securely locate the bushing in the threaded bore of the second cue portion; an interior surface comprising a threaded region one end of which is located proximate to the base and the opposite end of which comprises a tapered portion, a smooth bore region extending from the tapered portion of the threaded region to an angled entrance region located between the smooth bore region and the opening of the bushing; a pin fastened to the first cue portion having a centered threaded bore extending inwardly along a longitudinal axis from a center end face, the pin comprising: a threaded tail portion adapted to securely locate the pin in the threaded bore of the first cue portion; a threaded head portion to engage the threaded region of the bushing for coupling the pin to the bushing; a middle portion located between said head and tail portions, the middle portion having a smooth surface and a diameter approximately equal to an internal diameter of the bore region of the bushing, the middle portion aligning the pin with the bushing during coupling; and, a truncated nose portion atop the head portion, the nose portion having a smooth surface and a slight pointed tip, the nose, head and middle portions of the pin are sized to enable a simultaneous contact between the nose of the pin and the tapered region of the bushing, and between the middle portion of the pin and the bore region of the bushing when the pin is inserted into the bushing in a usual male-female coupling to secure the first portion of the pool cue to the second portion of the pool cue.