Three-piece solid golf ball
First Claim
1. A three-piece solid golf ball comprising an inner core 1a, an outer core 1, b and a cover formed principally of ionomer resin, wherein said inner core 1a has a diameter of 10 to 38 mm, said outer core 1b has a specific gravity of 0.2 to 0.79 and has a diameter of 37 to 40 mm and a total weight of the inner core 1a and the outer core 1b is within the range of 32.0 to 39.0 g.
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Accused Products
Abstract
A three-piece solid golf ball comprising an inner core 1a, an outer core 1b, and a cover formed principally of an ionomer resin, wherein said inner core 1a has a diameter of 10 to 38 mm, said outer core 1b has a specific gravity of 0.2 to 0.79 and has a diameter of 37 to 40 mm and a total weight of the inner core 1a and the outer core 1b is within the range of 32.0 to 39.0 g.
470 Citations
6 Claims
- 1. A three-piece solid golf ball comprising an inner core 1a, an outer core 1, b and a cover formed principally of ionomer resin, wherein said inner core 1a has a diameter of 10 to 38 mm, said outer core 1b has a specific gravity of 0.2 to 0.79 and has a diameter of 37 to 40 mm and a total weight of the inner core 1a and the outer core 1b is within the range of 32.0 to 39.0 g.
Specification
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- Resources
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Current AssigneeSRI Sports Limited (Sumitomo Rubber Industries Limited)
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Original AssigneeSumitomo Rubber Industries Limited
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InventorsYabuki, Yoshikazu, Hiraoka, Hidenori, Koizumi, Yoshimasa
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Primary Examiner(s)Marlo, George J.
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Application NumberUS08/186,614Time in Patent Office713 DaysField of Search273/228, 273/62, 273/220, 273/229US Class Current473/373CPC Class CodesA63B 37/0003 Golf ballsA63B 37/0033 ThicknessA63B 37/0054 Substantially rigid, e.g. m...A63B 37/0064 DiameterA63B 37/0066 Density; Specific gravityA63B 37/0075 Three piece balls, i.e. cov...C08K 5/098 Metal salts of carboxylic a...C08L 9/00 Compositions of homopolymer...
