Annular valve

Annular valve

  • CN 101,354,091 A
  • Filed: 09/22/2008
  • Published: 01/28/2009
  • Est. Priority Date: 09/22/2008
  • Status: Active Application
First Claim
Patent Images

1. , a kind of annular valve, comprise valve seat with control annular pass, the valve seat top is provided with the slip ring that flow pass constitutes, between slip ring and valve seat, be provided with valve plate or valve block, valve plate or valve block directly or by support plate are carried on the valve plate by a spring of pressing by slip ring on valve base channel;

  • Valve seat top is provided with the slip ring that flow pass constitutes, and slip ring is provided with annular valve gap, is installed between valve plate and the annular valve gap at valve plate or the spring that loads by support plate, and the formation that it is characterized in that described slip ring is the wire stereoscopic graticule of loop pads cast;

    Described wire stereoscopic grid is by filament or the metal fillet stereoscopic grid by loop pads cast press forming, or has the ventilative foaming metal stereoscopic graticule of through hole.

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