Title:
FLEXIBLE SEAL FOR PROCESS CONTROL VALVE
Document Type and Number:
Japanese Patent JP2013224740
Kind Code:
A
Abstract:
To provide a seal structure that has less wear and is more simply maintained in a butterfly valve.
A seal includes a substantially flexible ring-shaped carrier 408 configured to be fixed within a butterfly valve and to surround a flow control aperture therein. Moreover, the seal includes a ring-shaped cartridge connected to an inner diameter of the ring-shaped carrier. The cartridge includes a first portion 404 and a second portion 406 connected to the first portion to define a circumferential aperture to hold a seal ring 412.
More Like This:
| JP3003762 | METAL SEAT BUTTERFLY VALVE |
Inventors:
HELFER WADE JONATHAN
KOESTER DAVID JOHN
GOOD BENJAMIN URIAH
DALLUGE PAUL RUSSELL
OLSEN ANDREW JOH
KOESTER DAVID JOHN
GOOD BENJAMIN URIAH
DALLUGE PAUL RUSSELL
OLSEN ANDREW JOH
Application Number:
JP2013098114A
Publication Date:
October 31, 2013
Filing Date:
May 08, 2013
Export Citation:
Assignee:
FISHER CONTROLS INT LLC
International Classes:
F16K1/226
Attorney, Agent or Firm:
Patent business corporation Yuko patent office