Patents Examined by Sunsurraye Westbook
  • Patent number: 7665794
    Abstract: Drive arrangement for motorized actuation of a functional element in a motor vehicle, having at least one drive, the drive having a drive motor and a spindle-spindle nut gear connected downstream of the drive motor for producing linear drive movements, the spindle-spindle nut gear having a spindle with an outside thread and a spindle nut with an inside thread, the linear drive movements being a motion of the spindle nut parallel to a spindle axis. the spindle-spindle nut gear has at least one telescoping sleeve with an inside thread and an outside thread. The at least one telescoping sleeve, spindle and spindle nut are arranged in a telescoping manner being screwed into one another with each outside thread forming a thread pairing with an respective inside thread. An alternative spindle-spindle nut gear has the outside thread and form a ball groove thread pairing with a variable thread pitch.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: February 23, 2010
    Assignee: Brose Schliesssysteme GmbH & Co. KG
    Inventor: Checrallah Kachouh