Patents by Inventor Mohammad Eghtesadi Bahrami

Mohammad Eghtesadi Bahrami 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).

  • Vacuum pump
    Patent number: 10024328
    Abstract: The present invention relates to a vacuum pump comprising a turbo molecular pumping mechanism wherein an operative characteristic of the turbomolecular pumping mechanism is dependent on the orientation of the vacuum pump and the pump comprises an orientation sensor for sensing the orientation.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: July 17, 2018
    Assignee: Edwards Limited
    Inventors: Alexander James Patey, Emiliano Lucchetta, Ian Keech, Mohammad Eghtesadi Bahrami, Richard Glyn Horler
  • Vacuum pump with back-up bearing contact sensor
    Patent number: 9822788
    Abstract: The present invention relates to a vacuum pump comprising a vacuum pumping mechanism comprising a rotor supported for rotation by a drive shaft, a first bearing assembly for controlling movement of the rotor during rotation of the drive shaft, a back-up bearing assembly for limiting said movement and a sensor for sensing when said movement is limited by the back-up bearing assembly.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: November 21, 2017
    Assignee: Edwards Limited
    Inventors: Mohammad Eghtesadi Bahrami, Richard Glyn Horler
  • VACUUM PUMP WITH BACK-UP BEARNG CONTACT SENSOR
    Publication number: 20150292515
    Abstract: The present invention relates to a vacuum pump 10 comprising a vacuum pumping mechanism 12 comprising a rotor 14 supported for rotation by a drive shaft 16, a first bearing assembly 22 for controlling movement of the rotor during rotation of the drive shaft, a back-up bearing assembly 24 for limiting said movement and a sensor 26 for sensing when said movement is limited by the back-up bearing assembly.
    Type: Application
    Filed: October 14, 2013
    Publication date: October 15, 2015
    Inventors: Mohammad Eghtesadi Bahrami, Richard Glyn Horler
  • VACUUM PUMP
    Publication number: 20150275902
    Abstract: The present invention relates to a vacuum pump 10 comprising a turbo molecular pumping mechanism 14 wherein an operative characteristic of the turbomolecular pumping mechanism is dependent on the orientation of the vacuum pump and the pump comprises an orientation sensor 28 for sensing the orientation.
    Type: Application
    Filed: October 14, 2013
    Publication date: October 1, 2015
    Applicant: Edwards Limited
    Inventors: Alexander James Patey, Emiliano Lucchetta, Ian Keech, Mohammad Eghtesadi Bahrami, Richard Glyn Horler