Patents by Inventor Hans J. Riha

Hans J. Riha 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: 4494926
    Abstract: A wick holder for a liquid-fuel burning lamp comprises a support (3) in the form of a circular button-like metal pressing formed to be a press-fit in the neck (2) of a fuel containing receptacle (1). Support (3) comprises a central portion with an apertured central portion (4) the contour of which is constituted by inwardly projecting fingers (5) and is pressed out to form a projection (10) from the remainder of the support (3). A wick tube (6) which may be either plane or beaded is pressed through the aperture (4) to engage the fingers (5) so that the fingers elastically grip the tube (6) in a desired axial position and a wick (8) extends through the tube (6) into the fuel within container (1).
    Type: Grant
    Filed: August 10, 1983
    Date of Patent: January 22, 1985
    Inventor: Hans J. Riha