Patents by Inventor Jean-Luc Michel Leman

Jean-Luc Michel Leman 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 locking the blades of a rotor, at least in terms of pitch
    Patent number: 5951251
    Abstract: The locking device comprises, for each blade, at least one first subassembly with a fork for locking a finger, one of the fork and finger pivoting on a chassis attached laterally to the hub between the linking members of two neighboring blades, the other element being fixed to the linking member and projecting laterally towards the other linking member so that the pivoting element can be moved between a position in which it is engaged over the finger for locking the blade at least in terms of pitch, and a disengaged position for unlocking.
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: September 14, 1999
    Assignee: Eurocopter
    Inventors: Jean Joseph Henri Mondet, Jean-Luc Michel Leman