Patent ID: 7789634
Filing Date: 2010-09-07
Classification: F04B,F04C,Y10T

Abstract:
1. A compressor comprising: a compression mechanism configured to compress fluid, the compression mechanism including a discharge port; a reed valve; and a valve retainer for the reed valve coupling the reed valve at the discharge port, at least part of the valve retainer being composed of a shape varying member that varies in shape in response to a voltage application so as to change an a rigidity of the reed valve, the valve retainer including a valve fixing part for fixing a fixed part of the reed valve and a curved guiding part for restricting a valve part of the reed valve to a lift amount, at least part of the valve fixing part forming the shape varying member so as to change a rigidity of the reed valve, and the shape varying member of the valve fixing part expanding or contracting in length so as to change a length of the fixed part of the reed valve.