Patent ID: 8894395
Filing Date: 2014-11-25
Classification: F04C,F16C

Abstract:
1. A compressor, comprising: a housing, a compressing portion which is provided inside the housing and which compresses a refrigerant, a rotation shaft which is connected to the compressing portion and which drives the compressing portion, a clutch unit connected to one end of the rotation shaft and which transmits or cuts off power to the rotation shaft, a boss portion provided in the housing on an axial side of the housing which is closest to the clutch unit, the boss portion including a hole into which the rotation shaft is inserted, a sealing member provided on the boss portion on an axial side of the boss portion which is closest to the compressing portion, the sealing member coming into contact with the rotation shaft and shielding the housing and the boss portion from each other, and a bearing which rotatably holds the rotation shaft with respect to the housing, the bearing including wherein, when pressure in the space in the boss portion is equal to or higher than the predetermined value, a portion of the second seal member closest to the inner ring tilts away from the housing and is not in contact with the inner ring.