Patents by Inventor Rainer Rühle

Rainer Rühle 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).

  • Cutting link for a saw chain
    Patent number: 8028610
    Abstract: A cutting link (1) for a saw chain includes a base body (2) and a cutting tooth (3) mounted thereon and made of hard metal. The base body (2) has rivet openings (4) and a recess (6) is formed in the base body (2) for chip removal with the recess (6) being ahead of the cutting tooth (3) in running direction. A connecting leg (8) of the cutting tooth (3) is brought into surface contact laterally of the base body (2) and the cutting tooth (3) is firmly bonded to the base body (2) by brazing. The connecting leg (8) extends so far downwardly that a lower edge (13) thereof lies lower than the recess (6). The connecting leg (8) has an upwardly raised edge (15) in its rearward region opposite the neighboring rivet opening (4).
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: October 4, 2011
    Assignee: Andreas Stihl AG & Co. KG
    Inventors: Marco Kewes, Rainer Rühle, Manfred Vogler