Patents by Inventor Guenter Tewes

Guenter Tewes 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: 7731306
    Abstract: A replaceable wear pad for a crawler track of a tracked vehicle includes base plates for fastening thereto wear pads in a detachable manner, the wear pad includes a tread and a bottom side lying opposite to the tread and facing the base plate, the wear pad containing at least one reinforcing element, and the reinforcing element being molded-in by the wear pad material, the reinforcing element includes at least two holes and the wear pad includes cavities that run coaxially to the holes of the reinforcing element and, coming from the bottom side, end above the reinforcing element and at a distance to the same with the cavities serving the purpose of accommodating fastening devices which are fastened to the reinforcing element of the wear pad.
    Type: Grant
    Filed: September 11, 2007
    Date of Patent: June 8, 2010
    Assignee: Wirtgen GmbH
    Inventors: Peter Busley, Guenter Tewes
  • Patent number: 7438364
    Abstract: In a scraper device for a milling drum (2) mounted in a construction machine, with a scraper blade (10) arranged in a height-adjustable manner behind the milling drum (2) when seen in the direction of travel, which can glide on the surface (3) milled or to be milled by the milling drum (2), where the scraper blade (10) is guided in lateral guides (12) in a height-adjustable manner relative to the milling drum (2), and where first centering devices (14) are provided which center the scraper blade (10) between the guides (12) with small lateral play of movement when in a raised position, and which allow a greater lateral play of movement of the scraper blade (10) when the scraper blade (10) is in a lowered working position, it is provided that the second centering devices (20) act upon the upper end (16) of the scraper blade (10), restricting the lateral displacement of the scraper blade (10) at the upper end (16) in case of a lateral movement of the scraper blade (10) in the guides (12).
    Type: Grant
    Filed: December 5, 2006
    Date of Patent: October 21, 2008
    Assignee: Wirtgen GmbH
    Inventors: Heiko Boehme, Herbert Ley, Urban Kurscheid, Guenter Tewes
  • Publication number: 20080061626
    Abstract: A replaceable wear pad for a crawler track of a tracked vehicle includes base plates for fastening thereto wear pads in a detachable manner, the wear pad includes a tread and a bottom side lying opposite to the tread and facing the base plate, the wear pad containing at least one reinforcing element, and the reinforcing element being moulded-in by the wear pad material, the reinforcing element includes at least two holes and the wear pad includes cavities that run coaxially to the holes of the reinforcing element and, coming from the bottom side, end above the reinforcing element and at a distance to the same with the cavities serving the purpose of accommodating fastening devices which are fastened to the reinforcing element of the wear pad.
    Type: Application
    Filed: September 11, 2007
    Publication date: March 13, 2008
    Inventors: Peter Busley, Guenter Tewes
  • Publication number: 20070127986
    Abstract: In a scraper device for a milling drum (2) mounted in a construction machine, with a scraper blade (10) arranged in a height-adjustable manner behind the milling drum (2) when seen in the direction of travel, which can glide on the surface (3) milled or to be milled by the milling drum (2), where the scraper blade (10) is guided in lateral guides (12) in a height-adjustable manner relative to the milling drum (2), and where first centering devices (14) are provided which center the scraper blade (10) between the guides (12) with small lateral play of movement when in a raised position, and which allow a greater lateral play of movement of the scraper blade (10) when the scraper blade (10) is in a lowered working position, it is provided that the second centering devices (20) act upon the upper end (16) of the scraper blade (10), restricting the lateral displacement of the scraper blade (10) at the upper end (16) in case of a lateral movement of the scraper blade (10) in the guides (12).
    Type: Application
    Filed: December 5, 2006
    Publication date: June 7, 2007
    Inventors: Heiko Boehme, Herbert Ley, Urban Kurscheid, Guenter Tewes