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公开(公告)号:US08286938B2
公开(公告)日:2012-10-16
申请号:US11741258
申请日:2007-04-27
申请人: Wade Jonathon Helfer , David John Koester , Benjamin Uriah Good , Paul Russell Dalluge , Andrew John Olson
发明人: Wade Jonathon Helfer , David John Koester , Benjamin Uriah Good , Paul Russell Dalluge , Andrew John Olson
IPC分类号: F16K1/42
CPC分类号: F16K1/2261 , F16K1/2266
摘要: Flexible seals for process control valves are disclosed. An example disclosed seal includes a seal for use with a butterfly valve. The example seal includes a substantially flexible ring-shaped carrier configured to be fixed within the butterfly valve and to surround a flow control aperture therein. Additionally, the seal includes a ring-shaped cartridge coupled to an inner diameter of the ring-shaped carrier. The cartridge includes a first portion and a second portion coupled to the first portion to define a circumferential opening to hold a seal ring.
摘要翻译: 公开了用于过程控制阀的柔性密封件。 所公开的密封件包括用于与蝶形阀一起使用的密封件。 示例性密封件包括基本上柔性的环形载体,其构造成固定在蝶形阀内并围绕其中的流量控制孔。 此外,密封件包括联接到环形载体的内径的环形筒。 盒包括第一部分和第二部分,其联接到第一部分以限定用于保持密封环的周向开口。