Patent ID: 6192923
Filing Date: 2001-02-27
Classification: F16K,H02K,Y10T

Abstract:
A flow control device comprising:(1) an outer casing having two motive assembly casings and a needle assembly casing;(2) two motive assemblies, each said motive assembly being wholly disposed within said corresponding motive assembly casing and within the flow stream of fluid flowing through said flow control device, each said motive assembly being attached to said motive assembly casing by at least one strut;(3) a needle assembly operably connected to each said motive assembly, said needle assembly and said motive assemblies being adapted such that each said motive assemblies direct the movement of said needle assembly, said needle assembly being adapted such that it can control the flow of fluid in said flow stream; and(4) an electronic control assembly for controlling said motive assemblies.