Cleaning apparatus and cleaning method

The cleaning device addresses the issue of air bubbles in cleaning solutions by using a control device to measure and compare absorbance values, ensuring accurate cleanliness assessment through bubble detection and threshold comparison.

JP7875574B1Active Publication Date: 2026-06-18株式会社MIZUKEN
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Patent Information

Application Number
JP2026015782
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2026-02-03
Publication Date
2026-06-18
Estimated Expiration
2046-02-03

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Abstract

There is a need for technology that can eliminate the influence of air bubbles from measurement results and accurately determine the level of cleanliness. [Solution] A cleaning device for cleaning containers, comprising: a storage section for accommodating containers; a nozzle for discharging cleaning liquid to containers accommodating the storage section; a drainage channel for draining the cleaning liquid discharged to the containers; a cleaning liquid measuring section for measuring the absorbance of the cleaning liquid drained from the drainage channel; and a control device, wherein the control device performs a first determination step of determining whether or not the cleaning liquid contains air bubbles based on the absorbance; and a second determination step of determining whether or not the cleaning liquid is clean based on the absorbance of the cleaning liquid that was determined not to contain air bubbles in the first determination step.
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Citation Information

Patent Citations

  • Method and device for evaluating cleanliness of washing liquid

    JP1992003425A

  • Method and device for evaluating liquid

    JP2010096657A

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    JP2010151519A

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    JP2020032344A

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