Title:
No sliding type gate valve
Document Type and Number:
Japanese Patent JP5963091
Kind Code:
B2
Abstract:
A parallel movement mechanism including guide grooves and guide rollers and a perpendicular movement mechanism including cam grooves and cam rollers are interposed between a drive rod of an air cylinder and a valve assembly. By moving the valve assembly parallel to valve seat surfaces formed around a pair of openings of a valve casing with the parallel movement mechanism, and then moving it perpendicularly to the valve seat surfaces with the perpendicular movement mechanism, valve seal members of valve elements can be brought into and out of contact with the valve seat surfaces, and the openings can be selectively opened and closed.
Inventors:
Tsuneo Ishigaki
Hiromi Shimoda
Koji Ogawa
Hiromi Shimoda
Koji Ogawa
Application Number:
JP2013145033A
Publication Date:
August 03, 2016
Filing Date:
July 10, 2013
Export Citation:
Assignee:
SMC Corporation
International Classes:
F16K3/18; F16K51/02
Domestic Patent References:
| JP2004197769A | ||||
| JP2013096557A | ||||
| JP7198060A |
Attorney, Agent or Firm:
Hiroshi Hayashi
Hayashi Naoki
Hayashi Naoki