Patents by Inventor Roman Eissfeller

Roman Eissfeller 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).

  • Automatic welding machine
    Patent number: 6330966
    Abstract: The invention relates to an automatic welding machine comprising an X-Y-Z moving mechanism (100) with three linear motion devices each driven by a motor (101, 102, 103) with a self-locking drive. The X-Y-Z moving mechanism (100) has a handle (41) with integrated sensors (a . . . f) which is to be held by an operator. The sensors (a . . . f) are coupled to a control unit (300) and the motors (101, 102, 103) of the X-Y-Z moving mechanism (100) can be moved exclusively in accordance with the output signals of said sensors (a . . . f).
    Type: Grant
    Filed: November 6, 2000
    Date of Patent: December 18, 2001
    Assignee: Roman Eissfeller GmbH
    Inventor: Roman Eissfeller
  • Industrial robot
    Patent number: 5743705
    Abstract: The industrial robot exhibits a moveable work arm for manipulation of work pieces and a mechanism for movement of the work arm. The mechanism is provided with three linear movement devices (1, 10, 20), via which the work arm (30) is moveable in three directions orthogonal to each other. The industrial robot is ideally constructed of lightweight materials with known steel and/or aluminum sheets.
    Type: Grant
    Filed: September 13, 1995
    Date of Patent: April 28, 1998
    Inventor: Roman Eissfeller