发明名称 Carpet stretching device
摘要 A carpet stretching device includes a housing, a piston unit, a carpet gripping head connected to the housing, a fluid supply unit connected to the housing, and an anchor member. The housing has front and rear ends, and a receiving space between the front and rear ends. The piston unit includes a piston member disposed in the receiving space for moving relative to the housing, a piston rod extending out of the housing through the front end, and a biasing member provided between the rear end of the housing and the piston member. The anchor member is attached to a front end of the piston rod in front of the carpet gripping head.
申请公布号 US7140597(B2) 申请公布日期 2006.11.28
申请号 US20050029490 申请日期 2005.01.06
申请人 CHIEN HSIN-FENG 发明人 CHIEN HSIN-FENG
分类号 B25B25/00;A47G27/04;B65H77/00;D06C3/00 主分类号 B25B25/00
代理机构 代理人
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