Patents by Inventor Felix VREDEN

Felix VREDEN 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: 10807672
    Abstract: The invention relates to a bicycle having a frame (1) comprising a front head tube (3) that defines a front steering axle (13) and on which a front fork steerer tube (5) having a front wheel fork (7) that receives a front wheel (8), and a steering link (15) on which a handlebar (11) is arranged, is rotatably mounted, and a rear head tube (4) that defines a rear steering axle (14) and on which a rear fork steerer tube (6) having a rear wheel fork (9) that receives a rear wheel (10) is rotatably mounted, wherein the rear fork steerer tube is connected to the front fork steerer tube (5) via a coupling arrangement (12) and is rotatable in dependence of the rotation angle of the front fork steerer tube (5) and the front steering axle (13) and the rear steering axle (14) are inclined toward each other and intersect underneath the handlebar (16).
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: October 20, 2020
    Assignee: TECHNISCHE HOCHSCHULE KOELN
    Inventors: Michael Frantzen, Janke Mansel, Jens Opitz, Felix Vreden
  • Publication number: 20190061861
    Abstract: The invention relates to a bicycle having a frame (1) comprising a front head tube (3) that defines a front steering axle (13) and on which a front fork steerer tube (5) having a front wheel fork (7) that receives a front wheel (8), and a steering link (15) on which a handlebar (11) is arranged, is rotatably mounted, and a rear head tube (4) that defines a rear steering axle (14) and on which a rear fork steerer tube (6) having a rear wheel fork (9) that receives a rear wheel (10) is rotatably mounted, wherein the rear fork steerer tube is connected to the front fork stecrer tube (5) via a coupling arrangement (12) and is rotatable in dependence of the rotation angle of the front fork steerer tube (5) and the front steering axle (13) and the rear steering axle (14) are inclined toward each other and intersect underneath the handlebar (16).
    Type: Application
    Filed: February 17, 2017
    Publication date: February 28, 2019
    Inventors: Michael FRANTZEN, Janke MANSEL, Jens OPITZ, Felix VREDEN