Patents by Inventor Kurt Lötsch

Kurt Lötsch 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).

  • Driving device for printing machines
    Patent number: 6691612
    Abstract: A driving device for printing machines, having a rod for oscillatingly moving a distributor roller in axial direction, includes a joint via which the rod is connected to the distributor roller, the joint permitting relative movement between the rod and the distributor roller so as to compensate for a displacement of the distributor roller perpendicularly to the axial direction of the distributor roller; and a printing machine having the driving device.
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: February 17, 2004
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Bernd Herrmann, Kurt Lötsch, Andreas Schorpp, Hendrik Stemmler
  • Sheet-fed printing machine and method of operation
    Patent number: 6685182
    Abstract: A sheet-fed printing machine having a feed system for feeding sheets from a sheet feeder to the sheet-fed printing machine, and an imaging device for setting an image on a printing plate disposed on the plate cylinder are provided. The feed system includes at least one oscillatingly moving pregripper and a drive device for the feed system, the pregripper being uncoupled from the drive device.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: February 3, 2004
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Christopher Berti, Bernd Herrmann, Kurt Lötsch, Arnd Schmidt, Ulrike Weisbrodt
  • Cylinder for receiving a printing form including cylinder gap with curved gap edges
    Patent number: 6609460
    Abstract: A cylinder for receiving a printing form, the cylinder being formed with a gap having gap edges, which projects into the interior of the cylinder, the gap extending in a direction of generatrices of the cylinder and serving for guiding ends of a printing form therethrough, includes device for tautening the printing form on a jacket surface of the cylinder, at least one of the gap edges having a curvature for attaining tensioning forces which are constant over at least approximately the entire width of the printing form.
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: August 26, 2003
    Assignee: Heidelberger Druckmaschinen AG
    Inventor: Kurt Lötsch
  • Method and device for laterally aligning a sheet
    Patent number: 6264196
    Abstract: A method for laterally aligning a sheet in a sheet-processing machine, the sheet being retained by sheet grippers which are displaced axially on a common carriage with respect to an alignment cylinder, includes fixing the carriage when it reaches a predetermined desired position; and device for performing the method.
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: July 24, 2001
    Assignee: Heidelberger Druckmaschinen AG
    Inventor: Kurt Lötsch