Baseball and method of making same

Details Baseball and method of making same Baseball and method of making same

A - Human Necessities

63

B

273/168

A63B 37/00 (2006.01)

Patent

CA 1072997

BALL AND METHOD OF MAKING SAME ABSTRACT OF THE DISCLOSURE A ball is disclosed formed with a spherical core of polyurethane foam covered with a thin winding of cotton yarn and with a hand stitched outer cover; the ball is formed in a mold by providing a polymeric isocyanate with a mixture of water and a polyol crosslinking catalyst with the ratio between the isocyanate and the mixture of the catalyst and the water being variable to provide a ball of desired resilience and density so that the ball formed by the method can duplicate such characteristics as found in conventional baseballs and softballs for example. - 1 -

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