Back to results
US 3,992,005 AGranted
Billiard ball rack
OwnerJohn N. Richeyinventor
Life of this patent
Estimating the term…
Abstract
This invention relates to a new billiard ball rack for holding billiard balls, for playing billiards, pool or any other game utilizing billiard or pool balls in which the rack is formed of three arms interconnected together in a triangular shape by rotating hinges at two of the angles of the triangle and a ball and socket joint at the third angle which is adapted to pop open upon insertion of the last ball. Each hinge is composed of a dowel rotatingly supported within a washer assembly. Located about each hinge is a biasing spring exerting a continuous bias tending to position the rack in the closed position.
Claims3
A billiard ball rack comprising:
- a first elongated arm, a second elongated arm, and a third elongated arm interconnected together by connection means to form a triangle shape, said connection means comprises first means hingedly connecting together said first arm and said second arm and said second means hingedly connecting together said second arm to said third arm, said first means is similar in construction to said second means, said first means includes a first groove formed within said first arm and a second groove formed within said second arm, a dowel pin secured to said first groove and located there within, a first washer secured to said second arm adjacent one end of said second groove, a second washer secured to said second arm adjacent the other end of said second groove, said dowel pin to extend through said first and second members and be pivotable in respect thereto, with said dowel pin extending through said washers said dowel pin is positioned within said second groove and the ends of said first arm and said second arm are spaced from each other forming a gap, whereby, said first arm is pivotable in respect to said second arm due to the pivoting motion between said dowel pin and said washers and the width of said gap determines the amount of pivoting movement with the greater the width the greater the amount of pivoting.
Dependencies are inferred from the claim text.