Patents by Inventor Fernand Matthey-Doret

Fernand Matthey-Doret 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).

  • Device for the alignment of a part and a substrate for carrying the part
    Patent number: 4404741
    Abstract: Device for the alignment of a part 12 and of a substrate 10 designed to receive it. The device contains a plate 2, on the horizontal flat upper surface 3 of which an XY table 5 can slide, a blocking device 16 for temporarily interrupting any translation of the XY table 5, but leaving it free to rotate on a given vertical axis 4, a gripping device 11 and an optical viewing device 15. The blocking device 16 preferably consists of an electromagnet mounted for rotation in a bore of the plate 2.
    Type: Grant
    Filed: October 9, 1981
    Date of Patent: September 20, 1983
    Assignee: Les Fabriques d'Assortiments Reunies
    Inventors: Jean-Philippe Lebet, Leonardo Peterle, Fernand Matthey-Doret