Patents by Inventor Ralf Sojka

Ralf Sojka 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).

  • DRIVE DEVICE FOR A DOOR
    Publication number: 20170191301
    Abstract: The invention relates to a drive device (1), essentially including a motor (26) and a gearbox (27, 83) and a control system (123), for the automation of a door, preferably a garage door, with a connection (120) to a force transmitting means (46) revolving within the drive track (4) and driven by means of the motor (26), wherein the gearbox (27, 83) includes a worm (29) and is equipped with two opposing motor connectors (57, 58), to which selectively a motor (26) or (28) or simultaneously both motors (26, 28) can be connected, wherein the motors (26, 28) act upon the common worm (79), the rotational movement thereof being transferred onto a worm wheel (100), which directly or indirectly acts like a gearbox onto the force transmitting means (46).
    Type: Application
    Filed: June 13, 2015
    Publication date: July 6, 2017
    Applicant: NOVOFERM TORMATIC GMBH
    Inventors: Michael GLANZ, Michael HAMACHER, Jonas DEICKE, Ulrich THEILE, Ralf SOJKA
  • Electromechanical drive for a door
    Patent number: 7856758
    Abstract: The invention concerns an electromechanical drive for a door or the like, with a motor and a transmission, which are connected with each other, wherein a drive gear in the form of a gear wheel or the like is present on a drive shaft of the transmission and cooperates with means for moving the door or the like, preferably in or on a guide rail. The drive has a modular design, and it has a compact power unit that can be used with different types of mounting units for different doors. In this regard, the power unit is equipped with a standard mounting bracket. In addition, different housings can be used for different areas of application.
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: December 28, 2010
    Assignee: Novoferm formatic GmbH
    Inventors: Willi Ressel, Ulrich Theile, Ralf Sojka, Christian Dietz
  • Electromechanical drive for a door
    Publication number: 20060289128
    Abstract: The invention concerns an electromechanical drive for a door or the like, with a motor and a transmission, which are connected with each other, wherein a drive gear in the form of a gear wheel or the like is present on a drive shaft of the transmission and cooperates with means for moving the door or the like, preferably in or on a guide rail. The drive has a modular design, and it has a compact power unit that can be used with different types of mounting units for different doors. In this regard, the power unit is equipped with a standard mounting bracket. In addition, different housings can be used for different areas of application.
    Type: Application
    Filed: January 13, 2006
    Publication date: December 28, 2006
    Inventors: Willi Ressel, Ulrich Theile, Ralf Sojka, Christian Dietz