Title:
バタフライバルブ
Document Type and Number:
Japanese Patent JP5714135
Kind Code:
B2
Abstract:
Bearings 18 and 19 each are formed to have an inside diameter gradually extending toward two ends along an axial direction of a shaft 20 such that the inside diameter of the bearing is smaller at the center portion thereof and is larger at the two ends thereof.
Inventors:
Masayuki Yokoyama
Katsunori Takai
Hasegawa Akatsuki
Haruo Watanuki
Katsunori Takai
Hasegawa Akatsuki
Haruo Watanuki
Application Number:
JP2013552330A
Publication Date:
May 07, 2015
Filing Date:
January 05, 2012
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F16K1/32; F02M25/07; F16K1/22; F16K27/02
Domestic Patent References:
| JP2007032301A | ||||
| JP2000304033A | ||||
| JP49034622A | ||||
| JP9122399A | ||||
| JP11304047A | ||||
| JP58167371U | ||||
| JP2011256942A | ||||
| JP2012131777A1 |
Attorney, Agent or Firm:
Hideaki Tazawa
Hamada Hatsune
Kume Teruyo
Hideo Kawamura
Hamada Hatsune
Kume Teruyo
Hideo Kawamura