发明名称 Arrangement for reinforcing the suction hose in vacuum cleaners
摘要 The invention relates to an arrangement for reinforcing the suction hose in vacuum cleaners, the suction hose consisting of an outer plastic hose and an inner steel wire. Arranged on the outside of the plastic hose are additional means which restrict the mobility of the steel wire windings relative to one another. <IMAGE>
申请公布号 DE3402420(A1) 申请公布日期 1985.07.25
申请号 DE19843402420 申请日期 1984.01.25
申请人 VORWERK & CO INTERHOLDING GMBH 发明人 BROECKING,ULRIKE,DIPL.-DESIGNER;HOFFMANN,KLAUS,ING.;KRAEMER,ROLF-JUERGEN,DIPL.-ING.;STROHMEYER,ROLF,DIPL.-DESIGNER;UIBEL,PAUL-ULRICH,DIPL.-ING.
分类号 A47L9/24;(IPC1-7):A47L9/24 主分类号 A47L9/24
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