Title:
VALVE OPENING REGULATION STOPPER AND TORQUE ACTUATOR FOR VALVE OPENING/CLOSING OPERATION
Document Type and Number:
Japanese Patent JP2015169297
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a valve opening regulation stopper for a torque actuator, capable of stopping and holding a valve in a state of opening the valve at a predetermined angle, and capable of easily reproducing a maintenance position at which the valve is maintained at a fully closed position after valve assembly.SOLUTION: A cylindrical pin guide 41 regulating the moving amount of a piston 15 for valve opening/closing operation is screwed into a screw hole 43 provided in a cover 19 of a cylinder 13 in a torque actuator for valve opening/closing operation, and the position of the pin guide 41 is adjusted so that a butterfly valve is caused to keep a fully closed state.
Inventors:
OKAMOTO HIROYUKI
KAGITANI ETSUO
OKUDA MASAMI
KAGITANI ETSUO
OKUDA MASAMI
Application Number:
JP2014046093A
Publication Date:
September 28, 2015
Filing Date:
March 10, 2014
Export Citation:
Assignee:
MEIKO ENGINEERING KK
International Classes:
F16K35/00; F16K31/163
Attorney, Agent or Firm:
Naoya Kamata
Bunji Kamada
Yaichiro Nakatani
Masaji Okamoto
Bunji Kamada
Yaichiro Nakatani
Masaji Okamoto