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Spring configuration for a hermetic compressor discharge valve

  • US 5,554,016 A
  • Filed: 10/24/1994
  • Issued: 09/10/1996
  • Est. Priority Date: 11/25/1993
  • Status: Expired due to Term
First Claim
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1. A hermetic compressor, comprising:

  • an enclosed compressor casing; and

    a compressor unit disposed within said compressor casing, said compression unit including a compression chamber and a valve assembly having an inlet port arranged to introduce medium to be compressed into the compression chamber and an outlet port arranged to discharge the medium compressed in the compression chamber,the valve assembly including a valve plate, a single outlet reed valve and a spring member, the valve plate having formed wherein a recessed portion in which the outlet port is formed, the outlet reed valve having a supporting portion and a valve portion for selectively opening and closing the outlet port according to a pressure level of the medium compressed in the compression chamber, the released portion having protrusions protruding inward in the recessed portion to define an outlet reed valve housing in which the supporting portion of the outlet reed valve is secured, the spring member having a plate portion and a plurality of legs extending from the plate portion designed to engaged the protrusions of the recessed portion to retain the outlet reed valve in the outlet reed valve housing and tho provide a spring force service to restrict an opening motion of the valve portion of the outlet reed valve, the legs of the spring member being bent relative to the plate portion to have a given height from the plate portion so as to create a preselected interval between the outlet reed valve and the plate portion of the spring member.

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