Patents by Inventor H. Gordon Hansen

H. Gordon Hansen 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: 4251087
    Abstract: Truck apparatus for skate and skateboard devices including an elongated kingpin, means for affixing the upper end of the kingpin to the bottom of a load carrying platform at a selected angle and having a member disposed midway along the length of the kingpin and a friction surface and stop means, a wheel axle carriage assembly pivotally affixed to the lower end of the kingpin and adapted to rotate about the axis of the kingpin and having a second friction surface and stop lugs, a resilient drag sleeve and turn restoring element compressively disposed between the first and second friction surfaces, and a lock nut for selectively urging the carriage assembly toward the mid-portioned member so as to compress the drag sleeve between the first and second friction surfaces with a predetermined compression force such that the carriage assembly may be resistively and partially resiliently rotated about the axis of the kingpin within a range determined by the interaction of the stop lugs and the stop means and with a
    Type: Grant
    Filed: February 21, 1979
    Date of Patent: February 17, 1981
    Assignee: Royalty Investors
    Inventor: H. Gordon Hansen