Patents by Inventor Colin D. Norman

Colin D. Norman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Thermalling sailplane turn indicator
    Patent number: 4506847
    Abstract: A thermal indicator with a sensor (28) mounted over the wing stubs (12, 13) of a sailplane to detect relative movement therebetween due to bending moments applied to the wings on meeting a thermal and a processor of the sensor signals to generate signals indicative of the direction to be turned to enter the thermal. The processor signals are suitably displayed to indicate thermal strength, and left or right directions to enter the thermal.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: March 26, 1985
    Inventor: Colin D. Norman