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Title:
METHOD FOR CLEANING COMPONENT AND UNIT
Document Type and Number:
Japanese Patent JP2001246339
Kind Code:
A
Abstract:

To more efficiently clean components and units of used OA equipment when it is reused.

This method for cleaning the equipment and the components and units of the equipment comprises at least the following four steps. The four steps are an application step to uniformly apply a cleaning liquid containing at least a fluorescent brightener to the place to be cleaned, a cleaning step to clean the place to be cleaned, an evaluation step to evaluate the cleanliness of the surface of the place to be cleaned by the intensity of the fluorescence which the fluorescent brightener remaining on the place to be cleaned emits when the place to be cleaned is irradiated with ultraviolet rays after the cleaning step and a selection step to select the succeeding work to be done according to the cleanliness obtained by the evaluation step. A device and a method for automatically cleaning the equipment and the components and units of the equipment by using the principle of this method are also provided.


Inventors:
SATO FUMIYOSHI
OKAZAWA MASATAKE
IWAMA HIDEO
Application Number:
JP2000000063643
Publication Date:
September 11, 2001
Filing Date:
March 08, 2000
Export Citation:
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Assignee:
CANON KK
International Classes:
B08B7/00; B08B3/04; B08B5/02; B08B7/04; B24C1/00; B24C11/00; (IPC1-7): B08B7/00; B08B3/04; B08B5/02; B08B7/04; B24C1/00; B24C11/00
Attorney, Agent or Firm:
金田 暢之 (外2名)