Pressure energized radial seal
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Article
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2008
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Elsevier Science
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English
โ 239 KB
This patent covers a V-ring packing for valve stems. The V-rings have a non symmetrical geometry with a longer leg to the V on the inside diameter against the shaft. The base ring is symmetrical and the header has more offset than the V-rings. The purpose is to increase the radial loading of the V-r