Invention Grant
- Patent Title: Metal seal for ball valves and ball valve comprising said seal
- Patent Title (中): 包括所述密封件的球阀和球阀的金属密封件
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Application No.: US12956079Application Date: 2010-11-30
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Publication No.: US08646751B2Publication Date: 2014-02-11
- Inventor: Riccardi Valter
- Applicant: Riccardi Valter
- Applicant Address: IT Garbagnate Milanese
- Assignee: Cesare Bonetti S.p.A.
- Current Assignee: Cesare Bonetti S.p.A.
- Current Assignee Address: IT Garbagnate Milanese
- Agency: Mintz Levin Cohn Ferris Glovsky and Popeo, P.C.
- Priority: ITMI2009A2115 20091201
- Main IPC: F16K25/00
- IPC: F16K25/00
Abstract:
A metal seal for valves of the ball type, the metal seal including a rigid annular body including a thickness in the longitudinal direction, and an annular lip having a front surface for relative contact with a surface of the ball, wherein said front surface for making relative contact comprises inset radial grooves.
Public/Granted literature
- US20110127457A1 Metal Seal for Ball Valves and Ball Valve Comprising Said Seal Public/Granted day:2011-06-02
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