Patents by Inventor Sébastien Rubrecht

Sébastien Rubrecht 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 replacing a tunnel boring machine roller cutter, handling device and roller cutter suited to such a method
    Patent number: 9429016
    Abstract: The invention relates to a method for replacing a disk cutter (1) mounted with preload in a casing (2) attached to the cutting head of a tunnel boring machine, operated using a disk cutter (1) bearing, firmly attached thereto, an element (4) for locking into the housing (2) and preloading means (5), the method involving the steps of: a) removing a worn disk cutter (1) from said housing (2): • clamping a disk cutter (1) handling device (3) onto the housing (2); • taking hold of the disk cutter, • releasing the preload, • unlocking, • extracting the disk cutter (1), • unclamping the device (3), b) fitting a replacement disk cutter (1) in reverse order.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: August 30, 2016
    Assignee: BOUYGUES TRAVAUX PUBLICS
    Inventors: Jean-Noël Derycke, Sébastien Rubrecht
  • METHOD FOR REPLACING A TUNNEL BORING MACHINE ROLLER CUTTER, HANDLING DEVICE AND ROLLER CUTTER SUITED TO SUCH A METHOD
    Publication number: 20130045055
    Abstract: The invention relates to a method for replacing a disk cutter (1) mounted with preload in a casing (2) attached to the cutting head of a tunnel boring machine, operated using a disk cutter (1) bearing, firmly attached thereto, an element (4) for locking into the housing (2) and preloading means (5), the method involving the steps of: a) removing a worn disk cutter (1) from said housing (2): • clamping a disk cutter (1) handling device (3) onto the housing (2); • taking hold of the disk cutter, • releasing the preload, • unlocking, • extracting the disk cutter (1), • unclamping the device (3), b) fitting a replacement disk cutter (1) in reverse order.
    Type: Application
    Filed: December 14, 2010
    Publication date: February 21, 2013
    Inventors: Jean-Noël Derycke, Sébastien Rubrecht