Patents Assigned to Gummi Kuper GmbH & Co. KG
  • 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
  • Sandwich scraper strip having a hard metal core
    Publication number: 20070193755
    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: Application
    Filed: May 25, 2005
    Publication date: August 23, 2007
    Applicant: GUMMI KUPER GMBH & CO. KG
    Inventor: Roland Kuper
  • Snow removal bar for the snow removal plate of a snow plow
    Patent number: 4347677
    Abstract: A snow removal bar for the snow removal plate of a snow plow consists of a rubber or plastic element which is reinforced with steel plates on both sides thereof, and which has an upper edge mounted on the lower edge of the snow removal plate with screws. Hard material elements, preferably metal or corundum, are embedded in the rubber or plastic element.
    Type: Grant
    Filed: March 18, 1981
    Date of Patent: September 7, 1982
    Assignee: Gummi Kuper GmbH & Co. KG
    Inventor: Walter Kuper