Title:
A CONTROL BALL VALVE
Document Type and Number:
WIPO Patent Application WO/2009/079888
Kind Code:
A1
Abstract:
A control ball valve includes a valve body (1), in said valve body (1) is formed a flow passage for fluid to flow through, said flow passage comprises an inlet end (2) and an outlet end (5), said inlet end (2) is a conic channel with a gradually reducing inlet port. The ball valve can reduce flow resistance of the fluid flowing into the chamber of the valve body, reduce pressure loss, and avoid generating large turbulence.
Inventors:
TAN, Zhongxi (2/F No.56, Yuanhe Street Liwan Distric, Guangzhou Guangdong 0, 510000, CN)
Application Number:
CN2008/000106
Publication Date:
July 02, 2009
Filing Date:
January 16, 2008
Export Citation:
Assignee:
TAN, Zhongxi (2/F No.56, Yuanhe Street Liwan Distric, Guangzhou Guangdong 0, 510000, CN)
International Classes:
F16K5/06; F16K3/22; F16L3/26
Attorney, Agent or Firm:
ADVANCE CHINA I.P. LAW OFFICE (ZENG, MinhuiSuite 918-920, 9/F, Dong Shan Plaza, No.69, Xianlie Central Roa, Guangzhou Guangdong 5, 510095, CN)
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