发明名称 Front and rear wheel drop outs for bicycle frames
摘要 Front and rear wheel drop outs for bicycle frames that are specially suited for bicycle frames of the tubular strut type used in light weight high performance high quality bicycles, the frames of which comprise a plurality of tubular strut members interconnected by lugs and brackets to form the well known generally diamond shaped frame that includes the familiar head, top, down, and seat tubes, the familiar pair of seat stay tubes, and the familiar pair of chain stay tubes. The invention provides for a special front wheel fork tip arrangement of the drop out type that is applied and brazed, socket fitted, relation to each fork blade of the front wheel mounting fork assembly, and a special rear wheel drop out bracket arrangement involving right hand side and left hand side drop outs that are formed to receive in brazed, socket fitted, relation the bicycle frame seat stay tube and the frame chain stay tube that is to be made fast to same.
申请公布号 US4565383(A) 申请公布日期 1986.01.21
申请号 US19840576571 申请日期 1984.02.03
申请人 TREK BICYCLE CORPORATION 发明人 ISAAC, TIMOTHY S.
分类号 B62K19/30;B62K25/02;(IPC1-7):B62K19/30 主分类号 B62K19/30
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