Patents by Inventor Ralf Andreas Schellhaas

Ralf Andreas Schellhaas 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: 11052716
    Abstract: An axle for a vehicle, wherein the axle includes a transverse axle portion having a longitudinal end. The axle including a first axle portion connecting the transverse portion to a chassis of the vehicle and a second axle portion connecting the transverse portion to a wheel carrier for supporting a vehicle wheel. A vibration damper is arranged in a receiver in one of the axle portions.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: July 6, 2021
    Assignee: Ford Global Technologies, LLC
    Inventors: Ralf Andreas Schellhaas, Jens Glorer
  • Publication number: 20190322150
    Abstract: An axle for a vehicle, wherein the axle includes a transverse axle portion having a longitudinal end. The axle including a first axle portion connecting the transverse portion to a chassis of the vehicle and a second axle portion connecting the transverse portion to a wheel carrier for supporting a vehicle wheel. A vibration damper is arranged in a receiver in one of the axle portions.
    Type: Application
    Filed: April 17, 2019
    Publication date: October 24, 2019
    Applicant: Ford Global Technologies, LLC
    Inventors: Ralf Andreas Schellhaas, Jens Glorer
  • Patent number: 9315087
    Abstract: A torsion profile for a twist beam axle of a vehicle is provided and includes a base body having an open hollow cross section. The body comprises first and second end portions adjacent a central portion and a cross section having first and second limbs connected by a central web portion, the cross section having a U-shape or a V-shape. At least one of the limbs varies in length along the longitudinal axis of at least one of the first and second end portions. At least one of the limbs has a flange arranged on a free end thereof, the variation in length of the at least one limb providing the first and second end portions with a continuously varying cross section along the length of the base body.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: April 19, 2016
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: Manish Kumar Seth, Jens Glorer, Ralf Andreas Schellhaas, Andreas Hinz
  • Publication number: 20150360533
    Abstract: A torsion profile for a twist beam axle of a vehicle is provided and includes a base body having an open hollow cross section. The body comprises first and second end portions adjacent a central portion and a cross section having first and second limbs connected by a central web portion, the cross section having a U-shape or a V-shape. At least one of the limbs varies in length along the longitudinal axis of at least one of the first and second end portions. At least one of the limbs has a flange arranged on a free end thereof, the variation in length of the at least one limb providing the first and second end portions with a continuously varying cross section along the length of the base body.
    Type: Application
    Filed: June 12, 2015
    Publication date: December 17, 2015
    Applicant: FORD GLOBAL TECHNOLGIES, LLC
    Inventors: Manish Kumar SETH, Jens GLORER, Ralf Andreas SCHELLHAAS, Andreas HINZ
  • Patent number: 6922897
    Abstract: Ball cage for homokinetic joints, formed from a blank that is configured as a substantially annular spherical segment, the ball cage includes: window-type ball pockets located along an equator with substantially equator-parallel bearing surfaces that interact with joint balls, with substantially annular functional zones that are designed at least on outer ring edge areas and that interact with a joint bell, and with substantially annular functional areas that are designed on inner ring areas and interact with the joint spider, wherein on the blank at least some of the functional zones are elevated compared to the neighboring areas of the ball cage.
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: August 2, 2005
    Assignee: IPROTEC Maschinen- und Edelstahlprodukte GmbH
    Inventors: Franz-Josef Adams, Angel Alvarez-Mendez, Ralf Andreas Schellhaas, Volker Steude, Peter Josef Strötgen, Guido Kochsiek