Abstract: Disclosed is an apparatus for cleaning a component, the apparatus including: a cleaning fluid supply source; a supply line for receiving cleaning fluid from the cleaning fluid supply source and connected with a first port of the component; a discharge line connected with a second port of the component; and a circulation line branched from the discharge line and connected with a third port of the component.

Abstract: A tissue case is disclosed. According to an embodiment of the present invention, the tissue case comprises a front plate, an upper plate and a lower plate extended from the front plate with the front plate disposed therebetween and each including a withdrawal outlet independently formed from the other; upper and lower rear plates each having a half height of the height of the front plate, being extended from the upper and lower plates respectively; and a partition plate extended from the lower rear plate, such that two storage spaces can be formed up and down. Accordingly, while storing a lot of tissue sheets in the upper and the lower storage spaces, the tissue sheets can be successively drawn out without a break until being exhausted due to the halved height of each storage space.

Abstract: A waste bin, having finger pressure members, which may be positioned under a table, with a finger pressure effect and having at least one drawer type waste receiving bin, includes a body plate having finger pressure members with multiple finger pressure protrusions formed on an inclined crook plate with a curved surface, with two finger pressure rolls; a guide rail formed on each of the left and right sides of insertion openings formed on a bottom surface of the body plate, and an insertion groove formed on a front side of the side protrusions; guide grooves having a trail roller which is directed by guide rails, and formed on both outer sides of the receiving bin; stoppers formed on the receiving bins; resilient means fixed on the rear side of each of the insertion openings; and two drawer type dust receiving bins adapted to be inserted to the insertion openings.