Title:
VALVE DEVICE
Document Type and Number:
Japanese Patent JP2005069389
Kind Code:
A
Abstract:
To provide a valve device capable of avoiding the generation of reverse flow and operation failure by the dynamic pressure without bending a primary side pipe and independently of piping condition.
In this valve device, an inlet side inner passage includes bent parts (an inlet side lateral inner passage 21 and an inlet side vertical inner passage 22) inside a valve housing 11 to make the inner passage inside the valve housing 11 structure a bent part required for a primary side piping to avoid the generation of reverse flow.
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Inventors:
UCHIDA HIROSHI
SEKIGUCHI HIDEKI
ONO MICHIAKI
SEKIGUCHI HIDEKI
ONO MICHIAKI
Application Number:
JP2003300962A
Publication Date:
March 17, 2005
Filing Date:
August 26, 2003
Export Citation:
Assignee:
SAGINOMIYA SEISAKUSHO INC
International Classes:
F16K27/02; F16K31/04; F16K35/00; F16K39/02; (IPC1-7): F16K27/02; F16K31/04; F16K35/00
Attorney, Agent or Firm:
Hideo Takino
Hiroshi Ochi
Sadao Matsumura
Isamu Kakiuchi
Hiroshi Ochi
Sadao Matsumura
Isamu Kakiuchi