Patents Assigned to Andreas Stihl & Co.
  • Patent number: 6598299
    Abstract: The invention relates to an eccentric drive (1) and especially to an eccentric drive for a portable handheld work apparatus having a wheel (3) driven by a drive motor (2). A cam (5) is eccentrically fixed to an end face (4) of the wheel (3). The cam (5) is held by a connecting rod (6) and cylinder-shaped roller bodies (7) are mounted between the connecting rod (6) and the cam (5). The roller bodies (7) have axial ends (8) which engage in an annular slot (9) of the wheel (3). A holding element (11) is disposed on the cam (5) and limits the axial play of the roller bodies (7).
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: July 29, 2003
    Assignee: Andreas Stihl & Co.
    Inventors: Thomas Stark, Florian V. Krane