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
Controller with screen
Method for detecting security error in mobile telecommunications system and device of mobile telecommunications
Method and apparatus for representing sensory effects and computer readable recording medium storing user sensory preference metadata
Thermoplastic resin composition
Utilizing virtually stored media snapshots for rasterizing print jobs
Method for the analysis of solid objects
White polyester film and surface light source therewith
  Randomly Featured Patents
Hand held massager
Rotating asynchronous converter and a generator device
Dynamic link width modulation
5,9-Dimethyl-deca-4,9-dien-1-al perfume compositions
Method and apparatus for correcting digital code words in a digital communication network
Display for an electronic weighing scale
Telematics terminal and method for notifying emergency conditions using the same
Image formation apparatus and printed item
Method for etching characters on bullets and bullets made by the method
Admission mixing duct assembly