US 12,403,209 B2
Decontamination device
Tsukasa Kitano, Nagoya (JP); Zhiqiang Guo, Nagoya (JP); Kazuhiko Kitahora, Nagoya (JP); Yoshitaka Ogata, Nagoya (JP); Daisuke Kakuda, Nagoya (JP); Yoshiaki Okada, Nagoya (JP); and Koji Kawasaki, Nagoya (JP)
Assigned to AIREX CO., LTD., (JP)
Appl. No. 17/911,802
Filed by AIREX CO., LTD., Nagoya (JP)
PCT Filed Nov. 4, 2021, PCT No. PCT/JP2021/040571
§ 371(c)(1), (2) Date Sep. 15, 2022,
PCT Pub. No. WO2022/158084, PCT Pub. Date Jul. 28, 2022.
Claims priority of application No. 2021-007769 (JP), filed on Jan. 21, 2021.
Prior Publication US 2023/0347002 A1, Nov. 2, 2023
Int. Cl. A61L 2/22 (2006.01); A61L 2/26 (2006.01)
CPC A61L 2/22 (2013.01) [A61L 2/26 (2013.01); A61L 2202/122 (2013.01); A61L 2202/15 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A decontamination device comprising:
a mist supply means configured to convert a chemical chosen for decontamination of an inside of a working chamber of a device into a mist for decontamination and to supply the mist for decontamination to the working chamber;
a mist circulation dispersion means configured to subject a vibrating board of the device to ultrasonic vibration to generate sound flows by ultrasound from board surfaces in a vertical direction and to press the mist with acoustic radiation pressure of the sound flows to circulate and disperse the mist in the working chamber, wherein the vibrating board includes a plurality of ultrasonic transmitters; and
an ultrasound detection means including an ultrasonic receiver configured to detect an operation of the plurality of ultrasonic transmitters included in the vibrating board as a whole and/or an operation of each of individual ultrasonic transmitters.