Title:
内部弁と共に使用するための冗長的な金属間封止装置
Document Type and Number:
Japanese Patent JP2012522946
Kind Code:
A
Abstract:
Redundant metal-to-metal seals for use with internal valves are described. A plug having redundant sealing functionality for use with a poppet of an internal valve includes a tapered surface to sealingly engage a seat of the poppet. Additionally, the plug includes a seal adjacent the tapered surface and disposed in a groove defined by the plug to sealingly engage the seat.
Inventors:
Rin, Chun
Pell Free, Roy, Ronald
Miller, Eric, Alan
Pell Free, Roy, Ronald
Miller, Eric, Alan
Application Number:
JP2012503577A
Publication Date:
September 27, 2012
Filing Date:
March 29, 2010
Export Citation:
Assignee:
EMERSON PROCESS MANAGEMENT REGULATOR TECHNOLOGIES, INC.
International Classes:
F16K1/38; F16K1/00
Domestic Patent References:
| JPS3726260Y1 | ||||
| JP2002333070A | 2002-11-22 |
Foreign References:
| WO2008156998A1 | 2008-12-24 | |||
| US3844312A | 1974-10-29 | |||
| US3631893A | 1972-01-04 |
Attorney, Agent or Firm:
Nobuyuki Okajima