| 摘要 |
PROBLEM TO BE SOLVED: To provide a multiple cylinder rotary compressor capable of preventing damage to a permanent magnet and improving assembly work efficiency.SOLUTION: A compression mechanism part of a multiple cylinder rotary compressor of the present embodiment comprises first and second cylinders; first and second rollers eccentrically rotating within the first and second cylinder chambers, respectively; a first blade defining an interior of the first cylinder chamber; a second blade defining an interior of the second cylinder chamber and formed from a magnetic material; a blade back chamber accommodating therein an end portion of the second blade; working pressure supply means selectively supplying a working pressure into the blade back chamber; a fixed component disposed in the perpendicular direction to the moving direction of the second blade in the blade back chamber; a permanent magnet provided on the fixed component and fixing the second blade to a position where the second blade does not contact the second roller; and a check valve mechanism provided on the fixed component.SELECTED DRAWING: Figure 1 |
