发明名称 TOOL FOR CLEANING AND RAKING SHAG TYPE RUGS
摘要 There is disclosed in this application a tool for cleaning shag-type rugs comprising a nozzle having an exhaust opening adapated to be attached to a vacuum motor and a face portion adapted to contact rhe rug. Formed on the face portion are a plurality of air inlet openings which communicate with the exhaust opening and a plurality of closed tines so that the rug may be concurrently cleaned and raked. Also formed on the face portion are a plurality of open tines which do not project as far as the closed tines and which communicate with the exhaust opening to enhance the cleaning ability of the nozzle.
申请公布号 US3745604(A) 申请公布日期 1973.07.17
申请号 USD3745604 申请日期 1971.09.03
申请人 GENERAL SIGNAL CORP,US 发明人 FITZWATER E,US
分类号 A47L9/02;(IPC1-7):A47L9/06 主分类号 A47L9/02
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