Patents by Inventor Yves Dartus

Yves Dartus 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).

  • Metering method and metering device for powder materials
    Patent number: 5938074
    Abstract: A metering device which includes a storage reservoir 3, a volumetric extror 30 introducing roughly gauged batches of material into an intermediate hopper 4, which empties periodically into a weighing hopper 1. Under the latter, rapid stabilization scales 2 record the weight of the batch contained in the weighing hopper 1. The latter is emptied onto a belt 5 at the end of a time interval proportional to the weight of the batch or of one of the preceding batches.
    Type: Grant
    Filed: September 22, 1993
    Date of Patent: August 17, 1999
    Assignee: Compagnie Generale des Etablissments Michelin - Michelin & Cie
    Inventor: Yves Dartus