COMPRESSOR HOUSING FOR SUPERCHARGER

PROBLEM TO BE SOLVED: To provide a compressor housing for supercharger that can prevent dropping-out and rotation of a sliding member by a simple structure.SOLUTION: In the compressor housing 1, the sliding member 4 includes an abutment part 41 having an abutting surface 411 and a projecting part 42. A plurality of locking claws 43 projecting in the radial direction are provided on the outer peripheral surface of the projecting part 42. An insert groove part, a locking groove part 36, a communicating groove part 37 are provided on the inner peripheral surface of a press-fitted part 34 of a shroud body 33. The insert groove part and locking groove part 36 of the shroud body 33 are disposed at circumferentially different positions, and also disposed alternately in the circumferential direction. The width of the locking claws 43 of the sliding member 4 is smaller than the groove width of the insert groove part of the shroud body 33 and larger than the groove width of the locking groove part 36. The sliding member 4 is engagingly locked by the locking groove part 36 with a part of the locking claws 43 being disposed within the locking groove part 36 of the shroud body 33.