Title:
BALL VALVE
Document Type and Number:
Japanese Patent JP2018084261
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a ball valve that can effectively inhibit a valve element and the support member thereof from being scratched by foreign matters.SOLUTION: A ball valve 1 includes: a valve body 10 provided with a valve chamber 14; a ball-like valve element 20 disposed inside the valve chamber 14; and annular support members 30, 30 arranged between the valve body 10 and the valve element 20 and supporting the valve element 20 so as to be rotatable. Corner parts 31k, 31k brought into contact with an external surface 20h of the valve element 20 so as to be stuck onto the external surface are formed over the whole circumference in the vicinity of an inner peripheral edge of the support members 30, 30.SELECTED DRAWING: Figure 3
Inventors:
HARA SEIICHI
MOCHIZUKI KENICHI
YAMASHITA SHOJI
MATSUMOTO TAKAYUKI
KONDO DAISUKE
MOCHIZUKI KENICHI
YAMASHITA SHOJI
MATSUMOTO TAKAYUKI
KONDO DAISUKE
Application Number:
JP2016226511A
Publication Date:
May 31, 2018
Filing Date:
November 22, 2016
Export Citation:
Assignee:
FUJI KOKI KK
International Classes:
F16K5/06
Attorney, Agent or Firm:
Patent Business Corporation Opus International Patent Office
Mamoru Nakamura
Mamoru Nakamura