Patents Assigned to Gummi Küper GmbH & Co. KG
  • Corrugated clearing bar
    Patent number: 7905035
    Abstract: A clearing bar for the clearing blade of a snow plough, is defined at least partially in cross section by a curved contour and avoids undesirable swirling of snow within the clearing blade Snow is swirled on parts of the fastener for fastening the clearing bar to the clearing blade. To solve this problem, a design of the curved contour is optimized dynamically in terms of flow.
    Type: Grant
    Filed: May 8, 2007
    Date of Patent: March 15, 2011
    Assignee: Gummi Kueper GmbH & Co. KG
    Inventor: Juergen Thomas
  • Sandwich scraper strip having a hard metal core
    Patent number: 7765726
    Abstract: The invention relates to a sandwich scraper strip for the blade of a snowplow and provided at the top with a steel fastening neck onto which a rubber body having at least one embedded hard material body is molded. According to the invention, the hard material body is provided in the form of a hard metal core surrounded by a steel jacket. This results in achieving a surprisingly high serviceable life of the sandwich scraper blade.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: August 3, 2010
    Assignee: Gummi Küper GmbH & Co. KG
    Inventor: Roland Küper