发明名称 Walker with constantly applied brake
摘要 A walker for a toddler or infant is disclosed. The walker has a base and a seat operatively coupled to the base. It also includes a plurality of rollers for supporting the base on a walking surface such as a floor. The walker also includes a brake which is positioned to constantly apply friction to at least one of the rollers to thereby inhibit the travel speed of the walker.
申请公布号 US6494815(B1) 申请公布日期 2002.12.17
申请号 US20000507332 申请日期 2000.02.18
申请人 KOLCRAFT ENTERPRISES, INC. 发明人 WELSH, JR. THOMAS J.
分类号 A47D13/04;(IPC1-7):A63B22/20 主分类号 A47D13/04
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