Back to results
US 4,953,861 AGranted
Ball hitting sports tool
AssigneeKabushiki Kaisha Sigel
InventorMotoyasu Nakanishi
Life of this patent
Estimating the term…
Abstract
A ball hitting sports tool has a ball hitting part and a grip part which is integrated with the ball hitting part through a stem and at least one of the ball hitting part, stem and grip part is provided with a buffer part in which a gel material with a penetration value of approximately 50 to 200 is used as a buffer material.
Claims4
A ball hitting sports tool comprising
- a ball hitting part for hitting a ball,
- a stem attached to said ball hitting part, and
- a grip attached to said stem and held by a player, said grip having a buffer part, said buffer part having at least one buffer layer which is positioned so that a shock from said ball hitting part is conducted to the position where said buffer part is located, said buffer layer being a gel material filled sheet filled with a gel material with a penetration value of approximately 50 to 200 according to Japanese Industrial Standard K2530 and having substantially non-elastic deformation and substantially no repulsive elasticity in response to a shock wave.
Dependencies are inferred from the claim text.