Resources Contact Us Home
Electromagnetic flow meter

Image Number 4 for United States Patent #4409846.

An electromagnetic flow meter with less power consumption in which an instantaneous pulsate current with alternately changing polarity at given intervals is fed into an exciting coil, and a velocity of flow of fluid is calculated by using a voltage produced between electrodes in accordance with a residual magnetic flux of a magnetic circuit and a flow velocity of the fluid when no exciting current flows.

  Recently Added Patents
Method and apparatus for storing email messages
System and method for detecting states
Combination immunotherapy for the treatment of cancer
Semiconductor device manufacture in which minimum wiring pitch of connecting portion wiring layer is less than minimum wiring pitch of any other wiring layer
Control unit including a computing device and a peripheral module which are interconnected via a serial multiwire bus
Monitoring system
Systems and methods for programming an RFID reader
  Randomly Featured Patents
Noncircular replaceable fuel filter elements and systems including the same
Container with screw-on cap having a controlled-torque latch
Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density
Extendable flashlight
Exercise bike
Fuel control system for gas turbine engine
Polymeric amine for a gas generating material
Connector for a telescopic isolating switch
Self-cleaning protective coatings for use with photovoltaic cells
Integrated ink rail assembly for a printing press