Patents by Inventor Jürgen Arrenberg

Jürgen Arrenberg 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).

  • Adjusting armature for the back rests of vehicle seats, in particular, motor vehicle seats
    Patent number: 6588846
    Abstract: An adjusting armature for a back rest of a vehicle seat, wherein the back rest is incline-adjustable about a first axis and can fold relative to the seat part about a second axis, has a rotary bracket connected to the back rest for pivoting with the back rest. A locking bolt receptacle is stationarily arranged on the seat part and has a planar support surface. A locking bolt is axially moveably arranged on the rotary bracket and spring-loaded in a locking direction for engaging releasably the locking bolt receptacle. A stop bolt is stationarily arranged on the seat part and cooperates with a stop receptacle on the rotary bracket. The locking bolt has a guide section and a locking section having a radially changing support curve. The guide section can rotate causing the radially changing support curve to be supported on the planar support surface for eliminating play.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: July 8, 2003
    Assignee: Keiper GmbH & Co.
    Inventors: Jürgen Arrenberg, Thomas Franzmann, Cornel Labuwy