Patents by Inventor Ralph Teichgraber

Ralph Teichgraber 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: 9803517
    Abstract: A valve-actuating lever for reciprocating-piston internal combustion engines is proposed, wherein this lever is supported on a cylinder head of the internal combustion engine or a part of this cylinder head, is in active connection with a cam of a camshaft, has an essentially inverted U-shaped cross section, is made from steel sheet metal by a punching, bending, and/or deep-drawing measure, and has, in addition to a support plate (5) for a shaft of a gas-exchange valve or for an intermediate piece, lateral guide cheeks (3, 4). A height of the lateral guide cheeks (3, 4) can be changed with regard to the support plate (5) by an embossing procedure.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: October 31, 2017
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Martin Lambert, Ralph Teichgraber
  • Publication number: 20160153320
    Abstract: A valve-actuating lever for reciprocating-piston internal combustion engines is proposed, wherein this lever is supported on a cylinder head of the internal combustion engine or a part of this cylinder head, is in active connection with a cam of a camshaft, has an essentially inverted U-shaped cross section, is made from steel sheet metal by a punching, bending, and/or deep-drawing measure, and has, in addition to a support plate (5) for a shaft of a gas-exchange valve or for an intermediate piece, lateral guide cheeks (3, 4). A height of the lateral guide cheeks (3, 4) can be changed with regard to the support plate (5) by an embossing procedure.
    Type: Application
    Filed: November 13, 2015
    Publication date: June 2, 2016
    Applicant: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventors: Martin Lambert, Ralph Teichgraber