Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Method and device for evaluating evolution of tumoural lesions
Codeword-enhanced peer-to-peer authentication
Sub-LUN input/output profiling for SSD devices
Charge pump circuit and power-supply method for dynamically adjusting output voltage
Account managing device, image processing system, and storage medium
Nucleic acid sequences encoding secE/sec61-gamma subunits of protein translocation complexes
Monitoring activity of a user in locomotion on foot
  Randomly Featured Patents
System for the marketing of telecommunications traffic capacity
Self-exciting and self-detecting probe and scanning probe apparatus
Fabrication method for semiconductor structure in a substrate, the semiconductor structure having at least two regions that are to be patterned differently
Semiconductor device evaluation apparatus
Remote-access fuel dispenser using a data type aware mark-up language
Electromagnetic transducer
Printer
Handbag
Lens apparatus
Prioritied photo-isolated digital data transmission system