Back to results
US 5,704,843 AGranted
Bowling accessory
OwnerGraham K. Oosterlaak, Paul Pisecnyinventors
Life of this patent
Estimating the term…
Abstract
An insert for the thumb or finger holes of a bowling ball is provided. The insert has a thumb or fingerpad of a material selected to provide good grip. The remainder of the insert is of a material selected to allow the unimpeded withdrawal of a thumb or finger from the hole when the ball is released.
Claims25
A bowling accessory for a bowling ball comprising:
- an elongate body securable within a hole in a bowling ball, the body having a thumb opening extending longitudinally therein, the thumb opening defined by an inner surface of the body;
- and
- a thumb pad disposed at the inner surface of the body within the thumb opening defining a first thumb-contacting surface comprising a first material select to provide a predetermined degree of tactile friction;
- wherein the inner surface of the body further comprises a second thumb-contacting surface comprising a second material selected to provide less tactile friction than the first material.
1 more element
An elongate plug sized to fit securably within a hole in a bowling ball, the elongate plug having an outer surface and a longitudinal axis and comprising:
- a first portion extending from substantially the outer surface of the elongate plug toward the longitudinal axis of the elongate plug and comprising a first material selected to provide a predetermined degree of tactile friction;
- and
- a second portion comprising a second material selected to provide less than said predetermined degree of tactile friction;
- wherein a thumb hole can by made in the elongate plug such that the thumb hole intersects the first and second portions to provide corresponding first and second thumb-contacting surfaces.
1 more element
A hole therein and comprising:
- an elongate body secured within the hole, the body having a thumb opening extending longitudinally therein, the thumb opening defined by an inner surface of the body;
- and
- a thumb pad disposed at the inner surface of the body within the thumb opening and defining a first thumb-contacting surface comprising a first material selected to provide a predetermined degree of tactile friction, and
- wherein the inner surface of the body comprises a second thumb-contacting surface comprising a second material selected to provide less than the predetermined degree of friction.
1 more element
Dependencies are inferred from the claim text.