Patents by Inventor Jacques Pinettes

Jacques Pinettes 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 butt-welding cylindrical metallic rods
    Patent number: 4129771
    Abstract: The disclosure relates to a method and a device for butt-welding rotational cylindrical metallic rods without filler metal and without forming a rim or deformation in the welded area. The method consists of bringing the two ends coaxially to be welded into contact proximity without compression and applying welding power while simultaneously rotating the two rods in relation to the welding heat source around their common rotational axis to an extent of more than one complete revolution.
    Type: Grant
    Filed: May 10, 1977
    Date of Patent: December 12, 1978
    Assignee: Alliages Frittes S.A.
    Inventors: Jacques Pinettes, Jean Chaix
  • Furnace hearth
    Patent number: 3980425
    Abstract: A furnace hearth for receiving and transporting small parts over the length of the furnace designed to prevent the parts from passing between the hearth links and especially at the furnace outlet where the links are detached from each other in passing over a driving boss. The hearth is formed by interlocking identical links and edge pieces having a horizontal portion and a vertical edge. A female pivot and a male pivot are provided on the links and edge pieces on opposite ends for interengagement.
    Type: Grant
    Filed: June 6, 1975
    Date of Patent: September 14, 1976
    Assignees: Ugine Carbone, Ugine Aciers
    Inventors: Jacques Pinettes, Guy Hily