Tennis ball and method of manufacturing the same

Details Tennis ball and method of manufacturing the same Tennis ball and method of manufacturing the same

1992-02-26

1993-05-18

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156213, 273 61B, A63B 3906, B29C 6548

Patent

active

052117880

ABSTRACT:
A tennis ball comprising a hollow, spherical rubber ball (2) and a felt covering (4) attached to the rubber ball by an adhesive, characterized in that the felt covering is cut out from a felted fabric manufactured through steps of knitting a circular knitted high-pile fabric by laying blended slivers of wool fibers and nylon fibers in a circular knitted fabric in knitting the latter on a circular knitting machine so that the component fibers of the blended sliver extend as pile fibers on one surface of the base portion of the circular knitted high-pile fabric, needle-punching the circular knitted fabric so that each pile fiber is anchored at least at two parts thereof to the other surface of the base portion, and milling the needle-punched circular knitted high-pile fabric.

REFERENCES:
patent: 2952063 (1960-09-01), Bukalders et al.
patent: 3074144 (1963-01-01), Reed
patent: 3396970 (1968-08-01), Fraser et al.
patent: 3684284 (1972-08-01), Tranfield

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