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
โฆ LIBER โฆ
Watertight corrugated pipe gasket
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 42 KB
- Volume
- 2006
- Category
- Article
- ISSN
- 1350-4789
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โฆ Synopsis
This patent describes a seal for oilfield equipment joints that is designed to permit the use of plastic sealing materials, while overcoming the inherent limitations associated with plastics. It is particularly intended to improve the performance of the seals with respect to their capabilities with pressure and temperature cycles.
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