Patents by Inventor Jacques Duffaud

Jacques Duffaud 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).

  • Pinning fastener with internal mechanism
    Patent number: 5042787
    Abstract: A fastener is provided for pinning together an assembly of metal sheets or similar, comprising:a body defining a bearing face, intended to come into contact with the external face of one of said external metal sheets of said assembly,at least one elongate element intended to pass through facing holes formed in the metal sheets of said assembly and having an engagement nose. Said fastener is further provided with a mechanism comprising a first core able to rotate and slide inside said body and having a threaded portion with which a second threaded core cooperates, with which said elongate element is fast.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: August 27, 1991
    Assignee: Aerospatiale Societe National Industrielle
    Inventor: Jacques Duffaud