发明授权
US5382143A Scroll type compressor having a thrust plate in a frame recess 失效
涡卷式压缩机在框架凹槽中具有止推板

Scroll type compressor having a thrust plate in a frame recess
摘要:
A scroll type compressor comprising: a fixed scroll and an orbiting scroll which have their base plates provided with wraps thereon, the wraps being combined to form a compression chamber therebetween; a frame for fixedly supporting the fixed scroll, the frame having a bearing at a central portion; a crankshaft supported by the frame bearing to be rotatable, and having an electric motor rotor to give torque to the orbiting scroll; a subframe having a central portion provided with a bearing for supporting a lower end of the crankshaft; the frame having an upper annular surface and an outer peripheral wall portion extending upwardly from the upper annular surface; the orbiting scroll is disposed within the peripheral wall portion; and a plate is disposed above the upper annular surface and below the base plate of the orbiting scroll.
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