COMPRESSOR HOUSING FOR SUPERCHARGER

摘要

PROBLEM TO BE SOLVED: To provide a compressor housing for a supercharger, which prevents the deterioration of compression efficiency, and is advantageous in a cost.SOLUTION: A compressor housing 1 for a supercharger is equipped with an intake air port 11 configured so as to store an impeller 10, and sucking air toward the impeller 10; a scroll portion 20 having a scroll chamber 12; and a shroud portion 30. The shroud portion 30 is equipped with a sliding member 32 forming a shroud surface 321, and a sliding member fixing member 31 provided on an outer peripheral 322 side of the sliding member 32. The sliding member 32 is fastened to the sliding member fixing portion 31 by a fastening member 40 provided so as to penetrate the sliding member fixing portion 31 from an outer peripheral surface 311 side of the sliding member fixing portion 31 toward the sliding member 32.SELECTED DRAWING: Figure 1