Patents by Inventor Jacques Chaumette

Jacques Chaumette 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).

  • Glass for panoramic roof
    Patent number: 4634231
    Abstract: A glass sheet suitable for use as the panoramic roof of a motor vehicle is disclosed, the sheet being comprised of a tinted glass coated with a network of enamel patterns which reduce the light and energy transmission factor of the formed glass. The glass may optionally include a thin semireflective layer deposited on one side of the glass. Preferably, the light transmission factor and energy transmission factor of the coated glass sheet are approximately equal, and below 30%.
    Type: Grant
    Filed: March 21, 1984
    Date of Patent: January 6, 1987
    Assignee: Saint-Gobain Vitrage
    Inventors: Denis Poncelet, Jean-Claude Coulon, Jacques Chaumette, Pierre Letourneur
  • Apparatus for holding a glass sheet in a substantially vertical position during heat treatment of the glass sheet
    Patent number: 4626207
    Abstract: A frame for holding a glass sheet in a substantially vertical position. The frame has two uprights joined by upper and lower crosspieces. A lower support means adapted to engage a bottom edge of a glass sheet is carried by the lower crosspiece. Upper support means freely movable in a vertical direction are adopted to engage the upper edge of the glass sheet and form part of the frame.
    Type: Grant
    Filed: September 16, 1985
    Date of Patent: December 2, 1986
    Assignee: Saint Gobain Vitrage
    Inventors: Claude Aubry, Jacques Chaumette, Bernard Letemps, Jean-Marc Petitcollin, Werner Gatzweiler, Heinz-Bernd Rissmann, Luc Vanaschen, Jurgen Zeitzen
  • Method for the differentiated hardening of glass sheets, especially of automobile windshields, and tempered glass sheet
    Patent number: 4508783
    Abstract: The invention relates to a method of differentiated rate of hardening of a glass sheet by blowing a cooling gas in the direction of this sheet having two zones from nozzles. According to the invention, a simultaneous solidification of the glass sheet is produced at both zones of the sheet in spite of the differentiated treatments applied to establish a difference of hardening between the different zones of the sheet. Application is to the production of flat glass sheets.
    Type: Grant
    Filed: April 18, 1983
    Date of Patent: April 2, 1985
    Assignee: Saint-Gobain Vitrage
    Inventors: Claude Aubry, Jacques Chaumette, Pierre Touchon