Patents by Inventor Ernest L. Evrard

Ernest L. Evrard 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).

  • Bottle closing apparatus
    Patent number: 3964240
    Abstract: An automatic stoppering apparatus for bottles and the like having threaded necks with matching threaded stoppers is adapted upon feed of the bottles into the apparatus wherein they are carried on and by a generally vertically disposed rotating drum to screw the stoppers into sealing engagement with the bottles during rotation of the drum and before discharge of the bottles by means of associated rotatably and vertically movable stopper grasping and attaching heads that cooperate with the rotating drum in operation of the apparatus.
    Type: Grant
    Filed: January 13, 1975
    Date of Patent: June 22, 1976
    Assignee: Societe Anonyme Machines Automatiques Cillotta
    Inventor: Ernest L. Evrard