Title:
How to protect the bellows inside the valve gear which protects the bellows inside a valve, and a valve
Document Type and Number:
Japanese Patent JP6216384
Kind Code:
B2
Abstract:
An expandable and contractible shield around a bellows in a valve protects the bellows from corrosive gases and solid particles in the valve chamber. In a manifold valve assembly with multiple outlet ports and multiple valves in a common valve chamber, a respective expandable and contractible shield around each respective bellows of each respective valve in the assembly separates each bellows from corrosive gases and solid particles in the common valve chamber regardless of whether one or all of the valves in the assembly is opened or closed.
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Inventors:
Neumeister, David
Referua, Bradley
Grau door, Kevin
GU, you fan
Referua, Bradley
Grau door, Kevin
GU, you fan
Application Number:
JP2015538151A
Publication Date:
October 18, 2017
Filing Date:
October 23, 2013
Export Citation:
Assignee:
MK Instruments, Inc.
International Classes:
F16K41/10; F16K31/122
Domestic Patent References:
| JP2012112522A | ||||
| JP2005207483A | ||||
| JP2006105206A |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Masao Sakaizawa
Isao Hirai
Takayoshi in the daytime
Masao Sakaizawa
Isao Hirai