Patent 11692461 was granted and assigned to IHI Corporation on July, 2023 by the United States Patent and Trademark Office.
A drainage structure includes: a main body including an intake flow path; a compressor impeller disposed in the intake flow path; an accommodation chamber formed in the main body at a position upstream of the compressor impeller in a flow of an intake air; a movable member disposed in the accommodation chamber; and a connecting passage connected to the accommodation chamber.