公开(公告)号：US20200041002A1

公开(公告)日：2020-02-06

申请号：US16527394

申请日：2019-07-31

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： Jan KUSTERMANS ,  Benny PROOST ,  Gabriele TITTONEL ,  Herman M. DUBOIS ,  Philippe BURLOT ,  Andrea MAFFEZZOLI ,  Shabarish NUNNA ,  Andreas VANVAERENBERGH ,  Filip ROUSSEAU

IPC: F16J15/3284 ,  F16K5/06

Abstract: A seal for a ball valve comprising a resilient ring defining an engagement feature; a first polymer ring disposed adjacent to a first axial end of the resilient ring and coupled with the engagement feature; and a second polymer ring disposed adjacent to a second axial end of the resilient ring and coupled with the engagement feature.