Patents by Inventor Detlef Trutwig

Detlef Trutwig 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).

  • Patent number: 9700138
    Abstract: A seating furniture product, with a support surface unit which forms a seat part and a backrest connected directly to the seat part, and with a frame, wherein the seat part is connected to the frame by means of a swivel joint allowing a rotation about a swivel axis aligned transversely to the seating furniture product and the backrest is connected to the frame by a fastening point, is characterized in that the distance between the fastening point and the swivel joint can be changed in terms of the vertical direction of the seating furniture product, such that changing this distance is accompanied by a change in the inclination alignment of the seat part.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: July 11, 2017
    Assignee: Wilkhahn Wilkening + Hahne GmbH + Co.
    Inventors: Andreas Rechtien, Detlef Trutwig, Carsten Gehner
  • Publication number: 20160235203
    Abstract: A seating furniture product, with a support surface unit which forms a seat part and a backrest connected directly to the seat part, and with a frame, wherein the seat part is connected to the frame by means of a swivel joint allowing a rotation about a swivel axis aligned transversely to the seating furniture product and the backrest is connected to the frame by a fastening point, is characterised in that the distance between the fastening point and the swivel joint can be changed in terms of the vertical direction of the seating furniture product, such that changing this distance is accompanied by a change in the inclination alignment of the seat part.
    Type: Application
    Filed: February 12, 2016
    Publication date: August 18, 2016
    Inventors: Andreas Rechtien, Detlef Trutwig, Carsten Gehner
  • Publication number: 20030000434
    Abstract: The invention relates to a table with a table top and at least one fold-in or fold-out table leg (2) which is retained on the table top by means of a hinge fitting, wherein the hinge fitting has a first hinge part fixed on the table top and a second hinge part fixed on one end of the table leg, the two hinge parts being hinged to one another so as to carry out the folding movement, and furthermore a locking device is provided for locking the table leg in the folded-out state. The locking device is constructed in the form of a locking sleeve which is held so as to slide relative to the hinge fitting between a released position and a locked position, whereby the locking sleeve is formed by an end region of the table leg.
    Type: Application
    Filed: June 13, 2002
    Publication date: January 2, 2003
    Inventors: Heinrich Iglseder, Detlef Trutwig, Peter Angenendt