A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
A63B 49/10 (2006.01) A63B 49/02 (2006.01)
Patent
CA 2067618
TITLE: TENNIS RACQUET AND ITS MANUFACTURING METHOD INVENTOR W. H. VELKE ABSTRACT An improved racquet, such as a tennis racquet, which may be manufactured by way of an injection moulding method rather than by hollow resin casting, thereby facilitating the inclusion of certain frame surface features, which act to reduce drag and to modulate racquet frame resonancy, increasing efficiency of such racquet at a more consistent quality level and reduced production cost.
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