Title:
弁軸と弁体のピン締結構造
Document Type and Number:
Japanese Patent JP6997602
Kind Code:
B2
Abstract:
A pin-fastening structure includes a first shaft portion provided in a valve shaft; a cylindrical portion into which the first shaft portion is fitted, the cylindrical portion being provided in a valve body; and a connecting pin that passes through both the first shaft portion and the cylindrical portion in a state in which the first shaft portion is fitted into the cylindrical portion and that restricts relative movement of the first shaft portion and the cylindrical portion in an axial direction. The first shaft portion has a first end surface perpendicular to the axis of the valve shaft. The cylindrical portion has second end surfaces perpendicular to the axis of the valve body. The first shaft portion and the cylindrical portion are fastened by the connecting pin in a state in which the first end surface and the second end surfaces are in contact with each other.
Inventors:
Takehiro Matsumura
Nomaguchi Keno
Tomoki Shintani
Nomaguchi Keno
Tomoki Shintani
Application Number:
JP2017227432A
Publication Date:
January 17, 2022
Filing Date:
November 28, 2017
Export Citation:
Assignee:
Azbil Co., Ltd.
International Classes:
F16K1/32; F16K3/314; F16K5/08
Domestic Patent References:
| JP11051203A | ||||
| JP59088572U | ||||
| JP2013521451A | ||||
| JP62191973U |
Foreign References:
| CN104373609A | ||||
| US20150345251 |
Attorney, Agent or Firm:
Shigeki Yamakawa
Masaki Yamakawa
Masaki Yamakawa
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