Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 12, 2008
Patent Application Number
11151927
Date Filed
June 14, 2005
Patent Primary Examiner
Patent abstract
A fluid pumping apparatus, system, and method are disclosed in which an apparatus according to one embodiment of the invention comprises a housing, an inlet through which the fluid enters the housing, an outlet through which the fluid leaves the housing, a valve comprising a valve member and a valve seat, the valve being positioned between the inlet and the outlet such that the fluid from the inlet must flow through the valve to reach the outlet, and a magnet mechanism, configured to exert a continuous magnetic force. The magnet mechanism is positioned to continuously urge the valve member into a first position. System and method embodiments are also disclosed.
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