US 5,983,933 AGranted

Shutoff-opening device

AssigneesTadahiro Ohmi, Fujikin Incorporated

InventorsTadahiro Ohmi, Yuji Kawano, Keiji Hirao, Hisashi Tanaka, Naoya Masuda, Yukio Minami, Masayuki Hatano, Shigeaki Tanaka, Michio Yamaji, Hiroshi Morokoshi, Michio Kuramochi, Nobukazu Ikeda, Shigeru Itoi, Michihiro Kashiwa

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Abstract

A valve mount having two valves removably installed thereon from above as arranged in a direction comprises an inflow channel forming member having a channel in communication with an inlet of the valve disposed at one end thereof, a communication channel forming member having a channel for causing an outlet of the valve at the end to communicate with an inlet of the other valve adjacent thereto, an outflow channel forming member having a channel in communication with an outlet of the other valve, and a subchannel forming member having a channel in communication with an inlet-outlet port formed in the other valve.

Claims4

Dependent claims

A shutoff-opening device, comprising:

a plurality of valves each having an inlet and an outlet positioned separately in a lower surface thereof;
and
a valve mount having the valves removably installed thereon from above as arranged in a direction, said valve mount including an inflow channel forming member having a channel in communication with the inlet of the valve disposed at one end thereof, at least one communication channel forming member having a channel for causing the inlet of one of the valves to communicate with the outlet of the valve adjacent thereto, and an outflow channel forming member having a channel in communication with the outlet of the valve disposed at the other end of the mount.

Dependencies are inferred from the claim text.