发明名称 Resistance device for bicycle trainers
摘要 The present invention is directed to a bicycle trainer that permits a bicycle to be used for stationary riding. The bicycle trainer has a modular fluid resistance unit wherein resistance is provided by the rotation of an impeller against a fluid contained in a sealed housing. The resistance unit provides selectively variable resistance, is quiet to use, and simulates bicycle riding on a road.
申请公布号 US5944637(A) 申请公布日期 1999.08.31
申请号 US19960721886 申请日期 1996.09.27
申请人 GRABER PRODUCTS, INC. 发明人 STICKLER, GEORGE D.;SORENSON, GARY R.;BEISE, MICHAEL W.;TRAUT, STEVE;NICHOLS, JEFF Q.;MARTHALER, TYLER
分类号 A63B21/008;A63B21/22;A63B69/16;(IPC1-7):A63B22/06 主分类号 A63B21/008
代理机构 代理人
主权项
地址