Patents by Inventor Andre Boissier

Andre Boissier 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 and device for connecting a submersible element to an enclosure under very high pressure
    Patent number: 4707002
    Abstract: The invention relates to a device for connecting a cylindrical or tubular submersible element to a tubular sleeve, inter alia a submersible heating element to the sleeve of a pressurizer basin, comprising a first flange associated with the sleeve, a second flange associated with the submersible element, a resilient metal joint interposed between the two flanges, two screwthreaded tubular members, one male, the other female, which cooperate with one another via their threads, the threaded male member acting on the first flange via the agency of two half-rings, the female screwthreaded member acting on the second flange, the screwing of the two screwthreaded tubular members causing the compression of the joint.
    Type: Grant
    Filed: January 25, 1984
    Date of Patent: November 17, 1987
    Assignee: Electricite de France (Service National)
    Inventors: Andre Boissier, Jean Chabat-Courrede, Michel Decaudin