Patents by Inventor Ernst Hohnerlein

Ernst Hohnerlein 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).

  • Method and apparatus for applying a flux
    Patent number: 5024856
    Abstract: A method and an apparatus enable the application of a flux material onto a geometrically defined joint to be soldered.The flux material is first ultrasonically atomized in a pressureless or almost pressureless manner. Thereafter, the flux material mist is transported and applied to the joint to be soldered by a directed air stream.
    Type: Grant
    Filed: December 29, 1989
    Date of Patent: June 18, 1991
    Inventor: Ernst Hohnerlein
  • Soldering apparatus
    Patent number: 4921156
    Abstract: The soldering arrangement has a lengthwise extending tunnel arrangement (1) with a soldering tunnel (3) through which a conveyor arrangement (10) for the work pieces extends. A soldering tunnel (3) which is inclined upwardly in the conveying direction is provided with a floor opening which is surrounded by a downwardly protruding sealing skirt (18) which is immersed in the molten liquid solder material (20) in a tub (19) below the soldering tunnel (3). The soldering nozzles (24, 25) arranged within the soldering tunnel (3) are supplied through riser channels within the sealing skirt (18). A protective gas conduit (41) for supplying nitrogen opens into the soldering tunnel (3). The soldering tunnel (3) and the conveyor path of the conveyor arrangement (10) extending within the soldering tunnel (3), are tiltable about a horizontal crosswise axis (47), whereby the inclination of the soldering tunnel (3) is adjustable.
    Type: Grant
    Filed: October 31, 1988
    Date of Patent: May 1, 1990
    Inventor: Ernst Hohnerlein