| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a compressor capable of considerably simultaneously attaining compactness, weight-reduction, low noise, and low vibration, and an oxygen concentrator. <P>SOLUTION: The compressor has a set of a first piston, a first eccentric cam, and a first cylinder chamber, a set of a second piston, a second eccentric cam, and a second cylinder chamber, a set of a third piston, a third eccentric cam, and a third cylinder chamber, and a set of a fourth piston, a fourth eccentric cam, and a fourth cylinder chamber. A first center axis common to the first piston and the second piston and a center axis common to the third piston and the fourth piston are provided to cross each other by mutually being shifted at 90°. <P>COPYRIGHT: (C)2010,JPO&INPIT |
