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).
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
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