Original document(5 pages)  中文版
    The invention is a plastic ball valve, comprising end cover, valve body, valve ball, sealing member, etc, and characterized by adopting lip seal ring and double valve rod structure. And it has advantages of simple structure, convenient to make, good sealing effect, small turn-on and turn-off moment, low abrasion of valve ball and sealing member, long service life, low failure rate, etc.
Application Number
申请号		 200510200126 Application Date
申请日		 2005.03.07
Title 名称 Plastic ball valve
Publication Number
公开号		 1831398 Publication Date
公开日		 2006.09.13
Approval Pub. Date Granted Pub. Date
International Classification 分类号 F16K5/06
Applicant(s) Name
申请人		 Dai Changhong
Address 地址 266033
Inventor(s) Name 发明人 Dai Changhong, Zhang Baobao
Attorney & Agent 代理人

  
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