Patents by Inventor Egbert Steinbrueck

Egbert Steinbrueck 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).

  • Chain saw
    Patent number: 6564459
    Abstract: In a chain saw having a sprocket (11), which is supported in rotary fashion in a housing (10) and is for a saw chain (12) guided on a guide (13), and having a chain tension device (14) for longitudinally moving the blade (13), which device has a cam (15) that moves the guide (13) and a rotating member (17) for rotating the cam (15), in order to preset a chain tension that is optimal for operation and is independent of the user, the rotary connection between the rotating member (17) and cam (15) is embodied as a detent overload clutch (18), whose detent overload force is set in accordance with the required chain tension (FIG. 2).
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: May 20, 2003
    Assignee: Robert Bosch GmbH
    Inventors: Egbert Steinbrueck, Juergen Dolata