Patents by Inventor Martin Krahl

Martin Krahl 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: 11738731
    Abstract: A guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator for a brake system for a vehicle, includes: a guide section configured to be couple-able to a counterpart guide section of the collar of the relay valve so as to allow guidance of the collar along the guide section; and a holding section configured to fasten the guide sleeve in a positively locking manner in a housing of the relay valve. Also described are a related guide sleeve device, and a relay valve, and a related method.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: August 29, 2023
    Assignee: KNORR-BREMSE SYSTEME FUER NUTZFAHRZEUGE GMBH
    Inventors: Friedbert Roether, Martin Krahl
  • Publication number: 20220416470
    Abstract: A connector module, including: a housing, a connector, which is arranged in the housing, at least in part, and which has a longitudinal axis in a connecting direction to a mating connector, wherein an axial outer face of the connector with respect to the longitudinal axis is radially spaced from an opposing axial inner face of the housing, at least in part, and a sealing element, in which the sealing element is arranged in the radial clearance formed between the axial outer face of the connector and the opposing axial inner face of the housing and forms a sealing face with the axial outer face of the connector and the opposing axial inner face of the housing in each case. A related connector and method are also described.
    Type: Application
    Filed: November 11, 2020
    Publication date: December 29, 2022
    Inventor: Martin Krahl
  • Patent number: 11505170
    Abstract: A housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, includes: an electric chamber configured to receive at least one electrical and/or electronic component of the electropneumatic modulator from a first side of the housing; and a receptacle chamber which is arranged opposite the electric chamber and is configured so as to receive a relay piston and a guide device for guiding the relay piston from a second side, opposite the first side, of the housing, in which the housing is formed in one piece. Also described are a related electropneumatic modulator and a method for making the electropneumatic modulator.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: November 22, 2022
    Assignee: KNORR-BREMSE SYSTEME FUER NUTZFAHRZEUGE GMBH
    Inventors: Martin Krahl, Friedbert Roether
  • Publication number: 20210354674
    Abstract: A housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, includes: an electric chamber configured to receive at least one electrical and/or electronic component of the electropneumatic modulator from a first side of the housing; and a receptacle chamber which is arranged opposite the electric chamber and is configured so as to receive a relay piston and a guide device for guiding the relay piston from a second side, opposite the first side, of the housing, in which the housing is formed in one piece. Also described are a related electropneumatic modulator and a method for making the electropneumatic modulator.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 18, 2021
    Inventors: Martin Krahl, Friedbert Roether
  • Publication number: 20210316707
    Abstract: A guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator for a brake system for a vehicle, includes: a guide section configured to be couple-able to a counterpart guide section of the collar of the relay valve so as to allow guidance of the collar along the guide section; and a holding section configured to fasten the guide sleeve in a positively locking manner in a housing of the relay valve. Also described are a related guide sleeve device, and a relay valve, and a related method.
    Type: Application
    Filed: August 5, 2019
    Publication date: October 14, 2021
    Inventors: Friedbert Roether, Martin Krahl