发明名称 FOLDABLE WALKER APPARATUS
摘要 There is provided a mounting assembly including a frame portion of a walker apparatus having a first bore and a second bore extending in a direction generally perpendicular to the first bore. The assembly includes a shaft rotatably connected to a wheel fork. The shaft is partially disposed within the first bore. The shaft has a recess for aligning with the second bore. The recess may be annular according to one aspect. The assembly includes a securing member threadably engageable with the second bore. The securing member couples to the frame portion of the walker apparatus. The frame portion may have a closed top according to another aspect within which a first end of the shaft is positioned. The assembly may include a bearing and a female threaded member connected to a second end of the shaft, with the female threaded member situating the bearing in place.
申请公布号 US2014339784(A1) 申请公布日期 2014.11.20
申请号 US201313893570 申请日期 2013.05.14
申请人 Liu Julian 发明人 Liu Julian
分类号 A61H3/04 主分类号 A61H3/04
代理机构 代理人
主权项
地址 Port Moody CA