Patents by Inventor Michel Joulin

Michel Joulin 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).

  • Suction pick-up head
    Patent number: 6318778
    Abstract: A suction pick-up head is disclosed having a soleplate supporting rows of compartments and connection devices for putting the compartments into communication with a suction device. The connection device includes partitioning ensuring that at least a portion of the compartments are connected in series or parallel relative to the suction device.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: November 20, 2001
    Inventor: Michel Joulin
  • Suction gripper device and object transfer device
    Patent number: 5035568
    Abstract: A suction gripper device for transfer of boards and other substantially flat objects includes a suction plate having at its underside suction openings that are closable by way of calibrated flaps. The plate is connected with a vacuum vessel through a closable vacuum opening on the one hand, and on the other hand, through a calibrated opening that serves to effect a controlled leakage to keep the vacuum within the vacuum vessel at a pre-defined maximum value.
    Type: Grant
    Filed: December 19, 1989
    Date of Patent: July 30, 1991
    Assignee: Joulin Aero Distribution S.A.R.L.
    Inventor: Michel Joulin