发明名称 Floor nozzle for a vacuum cleaner
摘要 A floor nozzle for a vacuum cleaner includes a central housing. A left nozzle head is movably secured to the central housing. A right nozzle head is movably secured to the central housing, wherein a portion of the left nozzle head and a portion of the right nozzle head extend into the central housing and move around a vertical axis passing through the central housing.
申请公布号 US2003145427(A1) 申请公布日期 2003.08.07
申请号 US20020068389 申请日期 2002.02.06
申请人 ROYAL APPLIANCE MFG. CO. 发明人 MURPHY JOHN S.;MATOUSEK ROBERT A.;FARONE RICHARD C.;KALMAN JEFFREY M.;SAUNDERS CRAIG M.
分类号 A47L9/02;(IPC1-7):A47L9/02 主分类号 A47L9/02
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