Invention Application
- Patent Title: CHECK VALVE FOR A SELF-PRIMING PUMP
- Patent Title (中): 用于自吸泵的检查阀
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Application No.: PCT/US2006031199Application Date: 2006-08-10
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Publication No.: WO2007019560A3Publication Date: 2007-06-21
- Inventor: PAULIN GREG , SHAW JAMES G , HARMON JAMES , NORTHRUP JAMES
- Applicant: ENVIROTECH PUMPSYSTEMS INC , PAULIN GREG , SHAW JAMES G , HARMON JAMES , NORTHRUP JAMES
- Assignee: ENVIROTECH PUMPSYSTEMS INC,PAULIN GREG,SHAW JAMES G,HARMON JAMES,NORTHRUP JAMES
- Current Assignee: ENVIROTECH PUMPSYSTEMS INC,PAULIN GREG,SHAW JAMES G,HARMON JAMES,NORTHRUP JAMES
- Priority: US70739205 2005-08-11; US50147806 2006-08-09
- Main IPC: F16K15/03
- IPC: F16K15/03
Abstract:
A check valve of the flapper type structured for use in a self-primer pump is structured for attachment to the pump casing in a manner that facilitates servicing of the check valve, and includes securement means that are positioned external to the casing and a flapper that is located through an opening of the casing in a manner that enables the servicing of the valve without dropping the flapper or the hardware into the interior of the pump.
Public/Granted literature
- WO2007019560A8 CHECK VALVE FOR A SELF-PRIMING PUMP Public/Granted day:2007-04-19
Information query
