发明申请
US20160178070A1 PLUG VALVE SEAL 审中-公开
插头阀密封

PLUG VALVE SEAL
摘要:
A seal for a plug valve and method for manufacturing a seal. The seal includes a sealing element, and a back-up ring coupled with the sealing element by an interference fit. When the back-up ring and the sealing element are coupled together, the back-up ring and the sealing element are curved about a first axis and about a second axis.
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