发明名称 DUAL BARRIER GASKET
摘要 <p>An assembly having a dual barrier gasket located at an interface between a first body and a second body is disclosed. The dual barrier gasket may include a substantially cylindrical inner surface. The dual barrier gasket may further include a gasket outer surface that is configured to provide an inner sealing barrier and an outer sealing barrier, where a first tangent plane to a portion of the outer sealing barrier is radially offset from a second tangent plane to a portion of the inner sealing barrier. The gasket outer surface may include a first port and a second port. A channel may extend from the first port through the dual barrier gasket to the second port. The first body (or the second body) include a channel extending from a cavity between the two sealing barriers of the dual barrier gasket and the first body (or the second body) to an external port.</p>
申请公布号 SG10201400886X(A) 申请公布日期 2014.10.30
申请号 SGX10201400886 申请日期 2011.05.27
申请人 DRIL-QUIP, INC. 发明人 DAVID HOLLIDAY
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