发明名称 DAMMSUGARE MED KONSTANT LUFTSTROM
摘要 A vacuum cleaner with constant air flow for household and industrial purposes. The vacuum cleaner includes a suction fan driven by an electric motor. An air flow measuring device is arranged in the working air flow of the suction fan, and has an electrical output signal proportional to the air flow. This electrical output signal is conveyed to a regulating and control circuit which adjusts the working air flow to a predetermined value as a function of the output signal.
申请公布号 SE8104613(L) 申请公布日期 1982.02.09
申请号 SE19810004613 申请日期 1981.07.30
申请人 MAUZ & PFEIFFER PROGRESS 发明人 KULLIK G R J;DUERR W;MAIER R
分类号 A47L9/28;G05D7/06;(IPC1-7):A47L9/00 主分类号 A47L9/28
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