Patents by Inventor Jean Lebreton

Jean Lebreton 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).

  • Device for protecting premises in particular a tunnel against fire
    Patent number: 7562716
    Abstract: The invention concerns a device for protecting premises in particular a tunnel against fire, consisting of a circular housing open at its two ends and deisgned to be fixed in the upper part of the premises to be protected such that its median axis (XX?) is substantially vertical, said housing comprising a substantially cylindrical lower part and an upper part substantially tapered in the shape of a bell, and containing part of vacuum-producing means capable of accelerating air circulation in and around the housing and spray means capable of injecting fine water droplets in the resulting circulating air.
    Type: Grant
    Filed: November 20, 2002
    Date of Patent: July 21, 2009
    Inventors: Pierre Lecanu, Jean Lebreton
  • Device for protecting premises in particular a tunnel against fire
    Publication number: 20050028991
    Abstract: The invention concerns a device for protecting premises in particular a tunnel against fire, consisting of a circular housing open at its two ends and deisgned to be fixed in the upper part of the premises to be protected such that its median axis (XX?) is substantially vertical, said housing comprising a substantially cylindrical lower part and an upper part substantially tapered in the shape of a bell, and containing part of vacuum-producing means capable of accelerating air circulation in and around the housing and spray means capable of injecting fine water droplets in the resulting circulating air.
    Type: Application
    Filed: November 20, 2002
    Publication date: February 10, 2005
    Inventors: Pierre Lecanu, Jean Lebreton