Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – To produce composite – plural part or multilayered article
Patent
1979-05-29
1980-10-21
Lowe, James B.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
To produce composite, plural part or multilayered article
156228, 156245, 425812, B29C 2718
Patent
active
042294010
ABSTRACT:
A method of making golf balls wherein an elastomeric spherical core is formed with a series of narrow shallow surface channels each lying on great circles passing through opposite pole areas, and similar hemispherical cover shells are compression molded upon the core and joined along a transverse seam lying in a plane that intersects all of the great circles, preferably at about 90.degree..
REFERENCES:
patent: 727542 (1903-05-01), Kempshall
patent: 1231530 (1917-06-01), Roberts
patent: 1558706 (1925-10-01), Mitzel
patent: 2206971 (1940-07-01), Myers
patent: 2678468 (1954-05-01), Smith
patent: 2938237 (1960-05-01), Kern et al.
Colgate-Palmolive Company
Lowe James B.
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