Patents by Inventor Bernd ROHRBERG

Bernd ROHRBERG 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).

  • Method for applying sand to drum brake linings
    Patent number: 10641352
    Abstract: The invention relates to a method for applying sand to the inner radius of drum brake linings comprising the following steps: a) rolling a UV-curing adhesive onto the inner radius of a drum brake lining, b) applying a frictional grain, such as zircon sand, to the adhesive layer, c) removing the frictional grain not retained by the adhesive from the lining surface, and d) curing the coating by means of UV radiation.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: May 5, 2020
    Assignee: TMD Friction Services GmbH
    Inventors: Bernd Rohrberg, Werner Rothmann, Dieter Wappler, Dominik Maus
  • Brake shoe having a wear indicator
    Patent number: 10385938
    Abstract: The invention relates to a brake shoe (1) for disk or drum brakes, which comprises a supporting plate (2) with a friction pad (3) attached thereto and at least one wear indicator (4), characterized in that the wear indicator (4) has a wear sensor (6) for continuous or multi-stage measurement of the wear of the friction lining and a receiver and transmitter unit (5) for wireless signal transmission, the receiver and transmitter unit being a passive RFID (Radio Frequency Identification) or SAW (Sound Acoustic Wave) transponder.
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: August 20, 2019
    Assignee: TMD Friction Services GmbH
    Inventors: Achim Dohle, Bernd Rohrberg, Werner Rothmann
  • METHOD FOR APPLYING SAND TO DRUM BRAKE LININGS
    Publication number: 20170314629
    Abstract: The invention relates to a method for applying sand to the inner radius of drum brake linings comprising the following steps: a) rolling a UV-curing adhesive onto the inner radius of a drum brake lining, b) applying a frictional grain, such as zircon sand, to the adhesive layer, c) removing the frictional grain not retained by the adhesive from the lining surface, and d) curing the coating by means of UV radiation.
    Type: Application
    Filed: May 24, 2016
    Publication date: November 2, 2017
    Applicant: TMD Friction Services GmbH
    Inventors: Bernd ROHRBERG, Werner ROTHMANN, Dieter WAPPLER, Dominik MAUS
  • BRAKE SHOE HAVING A WEAR INDICATOR
    Publication number: 20170184169
    Abstract: The invention relates to a brake shoe (1) for disk or drum brakes, which comprises a supporting plate (2) with a friction pad (3) attached thereto and at least one wear indicator (4), characterized in that the wear indicator (4) has a wear sensor (6) for continuous or multi-stage measurement of the wear of the friction lining and a receiver and transmitter unit (5) for wireless signal transmission, the receiver and transmitter unit being a passive RFID (Radio Frequency Identification) or SAW (Sound Acoustic Wave) transponder.
    Type: Application
    Filed: September 1, 2015
    Publication date: June 29, 2017
    Applicant: TMD Friction Services GmbH
    Inventors: Achim DOHLE, Bernd ROHRBERG, Werner ROTHMANN