发明名称 Bicycle
摘要 A bicycle constructed with a one piece frame of resilient material which acts as a leaf spring, flexing to absorb varying road and riding conditions. A modular seat post-pedal bearing assembly is adjustable vertically to suit the rider and ground clearance requirements.
申请公布号 US4838569(A) 申请公布日期 1989.06.13
申请号 US19880185480 申请日期 1988.04.25
申请人 FORD, THOMAS R. 发明人 FORD, THOMAS R.
分类号 B62J1/06;B62K3/04;B62K19/02;B62K19/16 主分类号 B62J1/06
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