Patents by Inventor Harvey M. Severson

Harvey M. Severson 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: 5261469
    Abstract: A wood curl-making apparatus includes a rotating disc having cutting blades mounted so as to extend from the face of the disc to engage wood pieces fed to the disc. The blades are mounted in cutting blocks attached to the disc. The cutting blocks have curved curling surfaces which receive the wood shaving and force the shaving to curl. When the shavings have been removed, they fall in a tightly curled roll.
    Type: Grant
    Filed: November 13, 1992
    Date of Patent: November 16, 1993
    Inventor: Harvey M. Severson
  • Patent number: 4066295
    Abstract: A generally rectangular rigid one-piece base frame having a generally flat top for supporting a chair seat and formed to provide bosses which define downwardly opening recesses for reception of the upper ends of chair legs. A pair of other bosses define upwardly opening recesses disposed to receive the lower end portions of backrest structure, the base frame holding the entire chair structure together.
    Type: Grant
    Filed: November 29, 1976
    Date of Patent: January 3, 1978
    Inventor: Harvey M. Severson
  • Patent number: 3967327
    Abstract: An elongated, normally horizontally disposed, generally rectangular base frame supported adjacent to its opposite ends by pairs of legs, and a pair of end frames each having a pair of spaced parallel posts connected adjacent one end by a cross-member and pivotally connected at their other ends to the legs at one end of the base frame for movements between operative generally vertical positions and folded generally horizontal positions overlying the base frame. An elongated top frame is detachably mounted to the end frames adjacent the cross members and, like the base frame, is provided with a body supporting sheet. An intermediate frame, similar to the top frame, is detachably mounted between the end frames, and top and intermediate frames being adapted to be horizontally disposed and held in stacked relationship between the base frame and the end frames in their folded positions.
    Type: Grant
    Filed: February 10, 1975
    Date of Patent: July 6, 1976
    Inventor: Harvey M. Severson