Patents by Inventor Ralf Gmuender

Ralf Gmuender 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).

  • Transmission for vehicle steering apparatus
    Patent number: 7614974
    Abstract: A vehicle steering apparatus having a drive (101) which is coupled to a second shaft (2) with the longitudinal axis (8) via a disk cam mechanism, the disk cam mechanism comprising the following elements: at least one disk cam (3, 4) with an undulating outer contour (33, 34) disposed for eccentric rotation about the longitudinal axis (8) and with a central opening (30) around which holes 31 are arranged; a first carrier (16), which is arranged on a first shaft (1) and the axis of which lies in the longitudinal axis (8), having driving pins (17) circularly disposed on the carrier and engaging in the holes (31); a rotor shaft (6) arranged for coaxial rotation about the first shaft (1) and connected to the drive (101), carrying at least one eccentric (5) with an eccentricity (22) engaging in the central opening (30) of an associated disk cam (3, 4) to produce a rotating, laterally wobbling motion of the at least one disk cam (3, 4); a second carrier (18), which is arranged on a second shaft (2) and the axis of
    Type: Grant
    Filed: April 10, 2007
    Date of Patent: November 10, 2009
    Assignee: ThyssenKrupp Presta AG
    Inventors: Joseph-Léon Strobel, Ralf Gmuender, Robert Galehr
  • Transmission for vehicle steering apparatus
    Publication number: 20080242465
    Abstract: A vehicle steering apparatus having a drive (101) which is coupled to a second shaft (2) with the longitudinal axis (8) via a disk cam mechanism, the disk cam mechanism comprising the following elements: at least one disk cam (3, 4) with an undulating outer contour (33, 34) disposed for eccentric rotation about the longitudinal axis (8) and with a central opening (30) around which holes 31 are arranged; a first carrier (16), which is arranged on a first shaft (1) and the axis of which lies in the longitudinal axis (8), having driving pins (17) circularly disposed on the carrier and engaging in the holes (31); a rotor shaft (6) arranged for coaxial rotation about the first shaft (1) and connected to the drive (101), carrying at least one eccentric (5) with an eccentricity (22) engaging in the central opening (30) of an associated disk cam (3, 4) to produce a rotating, laterally wobbling motion of the at least one disk cam (3, 4); a second carrier (18), which is arranged on a second shaft (2) and the axis of
    Type: Application
    Filed: April 10, 2007
    Publication date: October 2, 2008
    Inventors: Joseph-Leon Strobel, Ralf Gmuender, Robert Galehr