Non-metallic bellows combination sealing member

Non-metallic bellows combination sealing member

  • CN 2,209,255 Y
  • Filed: 12/05/1994
  • Issued: 10/04/1995
  • Est. Priority Date: 12/05/1994
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of nonmetal bellows combination seal, bellows, metal flap and the valve rod made by nonmetallic material constitute, it is characterized in that nonmetal bellows upper end open, bottom lock, flap embeds the bellows bottom, valve rod inserts the bellows inner chamber, fits with the bellows inner chamber, and the lower end is threaded with the flap center hole.

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