Patents by Inventor Bjorn LITSCHKO

Bjorn LITSCHKO 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).

  • Method and device for controlling a hydraulically actuated drive unit of a valve
    Patent number: 10731675
    Abstract: The invention relates to a method for controlling a hydraulically actuated drive unit (1-3), especially for a valve or control device, wherein at least on a part of the displacement of the drive unit the displacement speed (v?) is detected and compared with a predetermined target displacement speed (v), whereupon in the case of a difference between actual value (v?) and target value (v) of the speed, the controlling of the drive unit (1-3) is changed such that the displacement speed (v?) of the drive unit is adapted to the target value (v).
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: August 4, 2020
    Assignee: PLEIGER MASCHINENBAU GMBH & CO. KG
    Inventor: Björn Litschko
  • METHOD AND DEVICE FOR CONTROLLING A HYDRAULICALLY ACTUATED DRIVE UNIT OF A VALVE
    Publication number: 20180328386
    Abstract: The invention relates to a method for controlling a hydraulically actuated drive unit (1-3), especially for a valve or control device, wherein at least on a part of the displacement of the drive unit the displacement speed (v?) is detected and compared with a predetermined target displacement speed (v), whereupon in the case of a difference between actual value (v?) and target value (v) of the speed, the controlling of the drive unit (1-3) is changed such that the displacement speed (v?) of the drive unit is adapted to the target value (v).
    Type: Application
    Filed: November 3, 2016
    Publication date: November 15, 2018
    Inventor: Bjorn LITSCHKO