Patent ID: 8820335

Claim:
A cleaning apparatus that cleans a holding member that holds a plurality of substrates having a holding unit and a rear-end unit, comprising: a cleaning unit configured to clean the holding unit by spraying a cleaning liquid to the holding unit of the holding member, a cover unit provided separately from the holding unit of the holding member and configured to selectively cover or uncover the rear-end unit by performing a back-and-forth movement with respect to the holding member; and a control unit configured to control an overall operation of the cleaning apparatus including the cleaning unit and the cover unit, wherein the cover unit includes an elevated member and a cover member attached to the elevated member, and the elevated member is configured to make the back-and-forth movement between a first position where the cover unit covers the rear-end-unit and a second position where the cover unit retreats from the rear-end unit, wherein the control unit is configured to output a control signal to the cover unit to cover the rear-end unit when the cleaning liquid is sprayed to the holding unit and uncover the rear-end unit when the cleaning liquid is not sprayed to the holding unit, and wherein the holding unit is formed with a plurality of holding grooves each configured to hold a substrate and the rear-end unit is extended from the holding unit with no holding grooves thereon.