发明名称 Welded stem assembly
摘要 A bicycle handlebar stem assembly for securing the handlebars to the front fork of a bicycle frame. The stem assembly includes a separate tubular barrel and a sheet metal head section which are made in separate operations and connected by welding longitudinally extending edges of the head to opposite sides of the barrel to form the completed stem assembly.
申请公布号 US4501435(A) 申请公布日期 1985.02.26
申请号 US19820424004 申请日期 1982.09.27
申请人 MCMURTREY, DAVID K. 发明人 MCMURTREY, DAVID K.
分类号 B62K21/12;(IPC1-7):B62K21/18 主分类号 B62K21/12
代理机构 代理人
主权项
地址