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公开(公告)号：US20180111145A1
公开(公告)日：2018-04-26
申请号：US15790331
申请日：2017-10-23
IPC分类号： B05B12/00 , A47K5/12 , B05B11/00 , G01F23/292
CPC分类号： B05B12/004 , A47K5/1204 , A47K5/1211 , B05B11/0054 , B05B11/3002 , B05B11/3009 , G01F11/028 , G01F23/292 , G01F23/2921
摘要： A hand cleaning liquid dispenser including a fluid level gauging mechanism with a plurality, preferably three or more, vertically spaced optical sensors located closely adjacent an external of a side wall of the reservoir to each receive electromagnetic radiation transmitted through the side wall from within the reservoir with the electromagnetic radiation sensed originating from an emitter directing the electromagnetic radiation preferably through the reservoir downwardly.
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公开(公告)号：US10144027B2
公开(公告)日：2018-12-04
申请号：US15790331
申请日：2017-10-23
IPC分类号： B05B12/00 , A47K5/12 , G01F23/292 , B05B11/00
摘要： A hand cleaning liquid dispenser including a fluid level gauging mechanism with a plurality, preferably three or more, vertically spaced optical sensors located closely adjacent an external of a side wall of the reservoir to each receive electromagnetic radiation transmitted through the side wall from within the reservoir with the electromagnetic radiation sensed originating from an emitter directing the electromagnetic radiation preferably through the reservoir downwardly.
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