Patents by Inventor Gerhard Lentz

Gerhard Lentz 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: 6164434
    Abstract: Apparatus for transporting profiles of different size and cross section, such as flats, angles, I sections, U sections, T sections and bulb sections, in longitudinal direction, includes a plurality of support elements for transporting the sections along a transport path, a stop mechanism arranged laterally of the support elements along the transport path, and a clamping device movable in the direction of the transport path, wherein each support element is formed by two rollers, with at least one of the rollers being movable with respect to the other one of the rollers.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: December 26, 2000
    Assignee: Oxytechnik Gesellschaft fur Systemtechnik mbH & Co. KG
    Inventors: Gerhard Lentz, Michael Tomtzig
  • Patent number: 5033610
    Abstract: A process for supporting rod-shaped workpieces shaped as U-, I-, L-, T- or bulb profiles includes placing the workpieces on support rollers of a longitudinal conveyor with their flanges or bulbs facing downward. The web surfaces and flanges of the workpieces contact elements fixed perpendicular to the support surface of the rollers.
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: July 23, 1991
    Assignee: Messer Griesheim
    Inventors: Hans-Friedrich Lehmler, Gerhard Lentz, Gunter Wilkens
  • Patent number: 4693761
    Abstract: A process for the thermal cutting of profiles with a cutting torch which is guided by a control unit in accordance with the workpiece contour includes storing the contour in the control unit. The absolute values of the profile are determined by means of measuring devices in the vicinity of the profile. These values are transmitted to the control unit for determining the actual workpiece contour and the control signals for the torch.
    Type: Grant
    Filed: March 13, 1986
    Date of Patent: September 15, 1987
    Assignee: Oxytechnik
    Inventors: August Bohm, Gerhard Lentz, Gunter Wilkens