Title:
BALL HAVING IMPROVED WEAR RESISTANCE AND BALL VALVE USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/107590
Kind Code:
A1
Abstract:
According to one embodiment of the present invention, disclosed is a ball valve ball mounted in a ball valve, comprising: a ball main body having a penetration hole, which has a predetermined diameter and is formed from the front to the rear thereof, and a recessed groove formed at the upper part thereof such that the ball main body is coupled to a ball valve stem; and insert members respectively coupled to the left surface and right surface of the ball main body, wherein, when the ball is mounted in the ball valve so as to be at a position at which the ball valve is closed, the insert members are coupled to the ball main body such that the insert members cover at least a region, which comes in contact with a ball valve seat, of the ball, and the insert members are made from a super hard material.
More Like This:
| WO/1997/049943 | LOCKING BALL VALVE FOR A FLUID CONDUIT |
Inventors:
KIM DO HUN (KR)
HAN DAE YONG (KR)
PARK JIN-YOUNG (KR)
HAN DAE YONG (KR)
PARK JIN-YOUNG (KR)
Application Number:
PCT/KR2017/013783
Publication Date:
June 06, 2019
Filing Date:
November 29, 2017
Export Citation:
Assignee:
DAEHANCVD CO LTD (KR)
International Classes:
F16K5/06; F16K5/08
Foreign References:
| KR20170127329A | 2017-11-21 | |||
| KR20150091235A | 2015-08-10 | |||
| KR20040019137A | 2004-03-05 | |||
| KR20120044613A | 2012-05-08 | |||
| US20170218906A1 | 2017-08-03 |
Attorney, Agent or Firm:
KIM, Dong Jin (KR)
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