Patents by Inventor Norman K. Crichton

Norman K. Crichton 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).

  • Patent number: 4395788
    Abstract: An apparatus for separating beehive boxes for removal of honey frames in the boxes. The apparatus includes a rectangular framework which fits over the beehive with one end of the framework engaging against an upper box in the hive at one end thereof and a pivotally mounted other end of the framework engaging against the next lower box in the hive at the other end thereof. The pivotally mounted framework end is provided with a handle which on actuation slides the top box over the lower box with a shearing action to break the seal between the boxes and allow removal of the top box.
    Type: Grant
    Filed: September 21, 1982
    Date of Patent: August 2, 1983
    Inventors: Norman K. Crichton, Clive Farley-Smith