发明名称 Method of making a composite racquet
摘要 A composite sports racquet frame including a frame made of composite material, the frame including a head portion configured to receive and surround a string bed with a plurality of string segments, and a handle portion. The head portion includes a tip section on an opposite end of the frame from the handle portion, and the tip section includes a solid cross-section substantially throughout and the remainder of the head portion includes a hollow cross-section substantially throughout.
申请公布号 US7867428(B2) 申请公布日期 2011.01.11
申请号 US20070737341 申请日期 2007.04.19
申请人 GEAR BOX 发明人 FILIPPINI RAFAEL G.
分类号 B28B7/32;A63B49/00;A63B49/02;A63B49/10;B27N3/10;B28B3/00;B28B5/00;B29C43/00;B29C45/14;B29C59/02 主分类号 B28B7/32
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