Title:
制御バルブ・ポジショナー取り付けシステム
Document Type and Number:
Japanese Patent JP4907336
Kind Code:
B2
Abstract:
A positioner for a control valve assembly is disclosed wherein the positioner is mounted internally to thus protect the positioner from damage stemming from environmental, impact, or other outside influences. Accordingly, not only can the position of the valve be accurately measured, but the sensing hardware is less subjected to damage or other drawbacks associated with exposure.
Inventors:
Guessman, Douglas, Paul
Girder, Barry, Elle.
Girder, Barry, Elle.
Application Number:
JP2006503396A
Publication Date:
March 28, 2012
Filing Date:
February 05, 2004
Export Citation:
Assignee:
Fisher Controls International Limited Liability Company
International Classes:
F16K37/00
Domestic Patent References:
| JP6221469A | ||||
| JP61502778A | ||||
| JP62251588A |
Foreign References:
| WO2001014750A2 | ||||
| WO2001075344A1 |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Katsuichi Nishimoto
Kato Kazunori
Katsuichi Nishimoto