Patents by Inventor Pierre R. Douard

Pierre R. Douard 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).

  • Apparatus for transporting light loads by means of self-propelled carriages on rails
    Patent number: 5183368
    Abstract: An apparatus is disclosed for transporting loads of the type comprising self-propelled carriages movable on rails and having assembly structure on which removable containers may be engaged and temporarily fixed, loading and unloading of such containers taking place in automatic loading and/or unloading stations.The assembly structure contains at least one assembly profile oriented parallel to the axis of movement of the carriage and cooperating with a corresponding assembly profile provided on the containers, so that the assembly or disassembly of the containers may take place after a relative carriage/container translational movement parallel to said axis of movement.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: February 2, 1993
    Assignee: Fluidelec
    Inventor: Pierre R. Douard