US 11,815,649 B2
Liquid object detector and liquid object detecting method
Motoki Takata, Tokyo (JP); Motoji Aoki, Tokyo (JP); Yohei Kobayashi, Tokyo (JP); Yusuke Okamoto, Fukuoka (JP); Takenori Okamura, Fukuoka (JP); and Kazunari Anai, Fukuoka (JP)
Assigned to SHISEIDO COMPANY, LTD., Tokyo (JP)
Appl. No. 17/594,462
Filed by SHISEIDO COMPANY, LTD., Tokyo (JP)
PCT Filed Apr. 26, 2019, PCT No. PCT/JP2019/018134
§ 371(c)(1), (2) Date Oct. 18, 2021,
PCT Pub. No. WO2020/217524, PCT Pub. Date Oct. 29, 2020.
Prior Publication US 2022/0214471 A1, Jul. 7, 2022
Int. Cl. G01V 8/10 (2006.01); B05B 11/10 (2023.01)
CPC G01V 8/10 (2013.01) [B05B 11/10 (2023.01)] 4 Claims
OG exemplary drawing
 
1. A liquid object detector comprising:
a liquid object dispensing part;
a plurality of sensors each including a light emitter and a light receiver and each configured to detect a liquid object dispensed by the liquid object dispensing part by the light emitter outputting light toward the light receiver, the plurality of sensors being arranged in a first direction crossing a second direction in which the liquid object is dispensed; and
a sensor moving part configured to move the plurality of sensors in the first direction.