发明名称 PORTABLE LIFT
摘要 A portable lift is provided. The portable lift includes a top frame assembly, a carriage frame, a base frame, and a hoist mechanism. The top frame assembly is secures top ends of a pair of stringers together. The base frame assembly secures bottom ends of the pair of stringers together forming the portable lift frame. The carriage frame includes a plurality of wheel assemblies each having a plurality of wheels. The plurality of wheels releasably retain to and slidably engage with a stringer of the pair of stringers. The hoist mechanism includes a motor, a spool rotatable by the motor, a pulley secured to the top frame assembly, and a hoist cable wrapped around the spool and running from the spool through the pulley and secured to the carriage frame.
申请公布号 US2017107082(A1) 申请公布日期 2017.04.20
申请号 US201514886861 申请日期 2015.10.19
申请人 Webber Gray Andrew 发明人 Webber Gray Andrew
分类号 B66B9/193;B66B9/16 主分类号 B66B9/193
代理机构 代理人
主权项 1. A portable lift comprising: a top frame assembly operable to secure top ends of a pair of stringers together; a base frame assembly operable to secure bottom ends of a pair of stringers together; a carriage frame comprising a plurality of wheel assemblies each comprising a plurality of wheels operable to releasably retain to and slidably engage with a stringer of the pair of stringers; and a hoist mechanism comprising: a motor;a spool rotatable by the motor;a pulley secured to the top frame assembly; anda hoist cable wrapped around the spool and running from the spool through the pulley and secured to the carriage frame.
地址 Ontaongon MI US