Resources Contact Us Home
Device for indicating the direction of rotation of a body driven by a rotating electrical machine

Image Number 3 for United States Patent #4001689.

A device for indicating the direction of rotation of a rotating body forming part of or associated with rotating electrical machine comprises the combination of a probe unit positioned to interrupt magnetic lines of force generated by the electrical machine, a detector for interpreting signals from the probe unit, and an indicator, which can be a center zero current meter or an oscilloscope, for displaying direction of rotation.

  Recently Added Patents
Morphinan compounds
Wireless enclosure
Taste receptors of the T1R family from domestic cat
Method and apparatus for predicting object properties and events using similarity-based information retrieval and modeling
Controlling generation of debug exceptions
Disk-based storage device having read channel memory that is selectively accessible to disk controller
Device and implantation system for electrical stimulation of biological systems
  Randomly Featured Patents
Method and composition for treating trees
Acupressure magnetic therapy glove
Modeling financial instruments using bid and ask prices
Nucleic acids encoding receptor recognition factor stat 3 and methods of use thereof
Liquid crystal display device having an improved backlight
Valve operating apparatus
Anti-theft device for vehicles
Process and device for determining the position and/or the shape of marks on printed-on paper webs
Management of performance of intelligent network services