Patents by Inventor Bernard Jamet

Bernard Jamet 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 the manufacture of a sheet of polyvinylbutyral
    Patent number: 4954306
    Abstract: Sheet of polyvinyl butyral is extruded, it is subjected to a humidifying and relaxation treatment by maintaining it stretched between rollers, the sheet of polyvinylbutyral is passed through a cold zone, in particular around cooling drums, so as to fix it, the sheet is rolled under a given tension, and prior to fixing the sheet in the cold zone, the sheet is allowed to form at least one free loop.
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: September 4, 1990
    Assignee: Saint-Gobain Vitrage
    Inventor: Bernard Jamet
  • Device for manufacturing a heating glass plate
    Patent number: 4436575
    Abstract: A heating glass plate (15, 20, 27, 34) has a heating network (17, 24, 31, 36) made up of wires embedded in a thermoplastic layer following curved directrices. A device for making a heating glass plate having a plate (39) for supporting thereon a plastic sheet. A bridge (44) is slidably supported on the plate and has thereon a sliding carriage (45) carrying wire-laying members (46). Means are provided for imparting reciprocal motion to the carriage. A rod (51) connects the carriage to a vertical spindle (52).
    Type: Grant
    Filed: September 17, 1982
    Date of Patent: March 13, 1984
    Assignee: Saint Gobain Vitrage
    Inventors: Maurice Dran, Bernard Jamet
  • Transparent heating pane
    Patent number: 4395622
    Abstract: A heating glass plate (15, 20, 27, 34) has a heating network (17, 24, 31, 36) made up of wires embedded in a thermoplastic layer following curved directrices. A device for making a heating glass plate having a plate (39) for supporting thereon a plastic sheet. A bridge (44) is slidably supported on the plate and has thereon a sliding carriage (45) carrying wire-laying members (46). Means are provided for imparting reciprocal motion to the carriage. A rod (51) connects the carriage to a vertical spindle (52).
    Type: Grant
    Filed: January 7, 1981
    Date of Patent: July 26, 1983
    Assignee: Saint Gobain Vitrage
    Inventors: Maurice Dran, Bernard Jamet