Patents by Inventor Jacek F. Gieras, Jr.

Jacek F. Gieras, Jr. 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).

  • Electric motor power drive unit for an aircraft cargo hold floor system
    Patent number: 9908706
    Abstract: A power drive unit (PDU) may comprise a first motorized roller comprising an outer rotor having a first magnetic member disposed on a radially inner surface of the outer rotor and may have a liner disposed on a radially outer surface of the outer rotor. The PDU may further comprise an inner rotor having a second magnetic member disposed on a radially outer surface of the inner rotor, the inner rotor configured to drive a shaft. The PDU may further comprise a stator located between the outer rotor and the inner rotor, the stator having at least one winding in electromagnetic communication with the first magnetic member and the second magnetic member. The PDU may further comprise a second motorized roller comprising a cylindrical member coupled to the shaft and may have a second liner disposed on a radially outer surface of the cylindrical member.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: March 6, 2018
    Assignee: Goodrich Corporation
    Inventors: Lubomir A. Ribarov, Jacek F. Gieras, Jr.