公开(公告)号：US09759361B2

公开(公告)日：2017-09-12

申请号：US14692611

申请日：2015-04-21

申请人： Trelleborg Pipe Seals Lelystad BV

发明人： Johannes Vreeken

IPC分类号： F16L25/00 ,  F16J15/02

CPC分类号： F16L25/0054 ,  F16J15/025

摘要： A seal is provided that includes a body, a left arm extending from the body and having an anti-rotation portion, and a right arm extending from the body and having an anti-rotation portion. The seal further includes a lip extending from the body between the left and right arms. The lip is sized and shaped to contact an inside surface of the socket when the first and second pipes are assembled together.

公开(公告)号：US09951869B2

公开(公告)日：2018-04-24

申请号：US14614254

申请日：2015-02-04

申请人： Trelleborg Pipe Seals Lelystad BV

发明人： Bernal Lopez-Chaves ,  Alan Guzowski

IPC分类号： F16J15/10 ,  F16J15/02 ,  F16L21/03

CPC分类号： F16J15/022 ,  F16J15/025 ,  F16L21/03

摘要： A sealing ring for connecting a belled end of a female pipe to a spigot end of a male pipe is disclosed. The sealing ring includes a sealing portion joined to a restraining portion. Preferably the sealing portion is made of an elastomeric material and the reinforcing portion is made of a polymer and does not include a metal reinforcement.