发明名称 Hard surface cleaning machine for floors - has scrubbing brush unit together with suction spray cleaner
摘要 <p>The cleaning machine comprises a combination of a spray and suction system. It applies and removes chemicals to dissolve the dirt with a mechanical brush or scrubbing unit which can be switched on when required. A brush strip is pref. provided which can be lowered from a neutral inoperative position into an active position so that when the chemical solution fails to remove the dirt particles extra pressure and cleaning action can be achieved by using the brush.</p>
申请公布号 DE3017485(A1) 申请公布日期 1981.11.12
申请号 DE19803017485 申请日期 1980.05.07
申请人 JOHANNES KIEHL KG 发明人 DER ERFINDER WIRD NACHTRAEGLICH BENANNT
分类号 A47L11/30;(IPC1-7):47L11/30 主分类号 A47L11/30
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