发明名称 Steam cleaning machine
摘要 A steam cleaning machine wherein the clean water tank serves as a chassis for the machine. A main support housing and a recovery tank is mounted on top of the clean water tank which has an upwardly bowed bottom forming a cavity within which is mounted a spray nozzle and a vacuum nozzle. The clean water tank is mounted on wheels, an axle of which passes through the clean water tank. The spray nozzle is mounted on a pan saddled in the cavity and the vacuum nozzle is received in a pair of lateral grooves and a notch formed in the cavity for that purpose.
申请公布号 US5473792(A) 申请公布日期 1995.12.12
申请号 US19950368619 申请日期 1995.01.04
申请人 RUG DOCTOR, L.P. 发明人 KENT, JERRY R.;KOZUL, JOHN;FITZWATER, EDWIN
分类号 A47L11/30;A47L11/34;A47L11/40;(IPC1-7):A47L7/00 主分类号 A47L11/30
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