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公开(公告)号:US4521935A
公开(公告)日:1985-06-11
申请号:US527256
申请日:1983-08-29
CPC分类号: A47L11/4044 , A47L11/34 , A47L11/4088 , E01H1/103
摘要: A combination vacuum and spray head for a pressurized cleaning apparatus adapted especially for use upon open grating. The structure includes a vacuum head housing, a shielded spray head that provides a plurality of downwardly, diagonally directed spray nozzles for directing a stream of fluid against the opposite sides of parallelly extending grate slats.
摘要翻译: 用于特别适用于开放光栅的加压清洁设备的组合真空和喷头。 该结构包括真空头壳体,屏蔽喷头,其提供多个向下的对角线指向的喷嘴,用于将流体流引导到平行延伸的格栅板条的相对侧上。