Patents by Inventor Daniel Baudin

Daniel Baudin 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).

  • Propulsion device for a train intended for renewal of railway tracks utilizing rail grippers to supply propulsion thrust
    Patent number: 5261331
    Abstract: A propulsion device for a rail vehicle, such as a railway train, applies power for propulsion directly between the frame of the vehicle and the rails without intervention of wheels. The device includes articulated members for connecting the frame of the vehicle to the device, a hydraulic cylinder for displacing the device between a lifted neutralized position for normal travel and a lowered working position, and two movable cross-bars having jaws mounted at opposite ends thereof. Traction hydraulic cylinders connect each movable cross-bar and the vehicle frame. A hydraulic cylinder is used to engage and disengage the jaws to rails.
    Type: Grant
    Filed: September 16, 1992
    Date of Patent: November 16, 1993
    Assignee: Harsco Corporation
    Inventor: Daniel Baudin