Patents by Inventor Francois Dumenil

Francois Dumenil 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).

  • Feeder system for feeding object-carriers with objects, in particular for printing machines, and a printing machine equipped with the system
    Publication number: 20010020568
    Abstract: A feeder system for feeding objects to object-carriers of a machine for processing the objects, in particular a printing machine, said system including a reciprocating finger (11) for pushing each object (10) directly towards an object-carrier to place the object (10) on said object-carrier: said finger (11) is carried by a reciprocating carriage (12) slidably mounted on a chassis (13) and is rotatably mounted on said carriage (12) so that it can occupy at least an operational position in which it can push an object (10) when it is moved and a retracted position in which it can avoid an object (10) when it is moved.
    Type: Application
    Filed: March 8, 2001
    Publication date: September 13, 2001
    Applicant: SOCIETE D'EXPLOITATION DES MACHINES DUBUIT
    Inventors: Francois Dumenil, Gilles Marette
  • Loading and/or offloading device, in particular for printing machines
    Patent number: 6223882
    Abstract: In a loading and/or offloading device, a transfer member includes two jaws, one of which is fixed and the other of which is mobile, for picking up an object. The mobile jaw is mounted to be mobile under the control of an actuator including a compensator spring arrangement, the tension in which is variable. The transfer member is carried by a carriage and is slaved to a tilting system operated mechanically by the carriage. Applications include printing machines.
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: May 1, 2001
    Assignee: Societe d'Exploitation des Machines Dubuit
    Inventor: François Dumenil