as sealants and adhesives is fitted with a plastic guide bearing to replace previous metal bearings. The material used is 25% carbon-filled PTFE and a further feature is that the bearing may be fitted without tools.
High pressure ball valve seal assembly
- Publisher
- Elsevier Science
- Year
- 2008
- Tongue
- English
- Weight
- 182 KB
- Volume
- 2008
- Category
- Article
- ISSN
- 1350-4789
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โฆ Synopsis
This patent describes a seal structure which has a seal member integrally formed on a flexible wiring board without peeling out an insulating layer on the wiring board. The seal is directly
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