Patents by Inventor Nicola Perrino

Nicola Perrino 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).

  • Turbomolecular pump lubricant supply systems
    Patent number: 11746792
    Abstract: A turbomolecular pump has a housing, a rotor shaft supported by a plurality of bearings for rotation relative to the housing about an axis of rotation, a deflector, a lubricant supply system and a lubricant transfer device provided on the rotor shaft. The bearings include a rolling bearing that receives lubricant from the lubricant supply system to via the lubricant transfer device. The rolling bearing is disposed intermediate the lubricant transfer device and the deflector and the deflector is configured to deflect lubricant that passes through the rolling bearing outwardly with respect to the rotor shaft.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: September 5, 2023
    Assignee: Edwards Limited
    Inventor: Nicola Perrino
  • TURBOMOLECULAR PUMP LUBRICANT SUPPLY SYSTEMS
    Publication number: 20210364000
    Abstract: A turbomolecular pump has a housing, a rotor shaft supported by a plurality of bearings for rotation relative to the housing about an axis of rotation, a deflector, a lubricant supply system and a lubricant transfer device provided on the rotor shaft. The bearings include a rolling bearing that receives lubricant from the lubricant supply system to via the lubricant transfer device. The rolling bearing is disposed intermediate the lubricant transfer device and the deflector and the deflector is configured to deflect lubricant that passes through the rolling bearing outwardly with respect to the rotor shaft.
    Type: Application
    Filed: August 4, 2021
    Publication date: November 25, 2021
    Inventor: Nicola Perrino
  • Turbomolecular pump lubricant supply systems
    Patent number: 11111927
    Abstract: A turbomolecular pump has a housing, a rotor shaft supported by a plurality of bearings for rotation relative to the housing about an axis of rotation, a deflector, a lubricant supply system and a lubricant transfer device provided on the rotor shaft. The bearings include a rolling bearing that receives lubricant from the lubricant supply system to via the lubricant transfer device. The rolling bearing is disposed intermediate the lubricant transfer device and the deflector and the deflector is configured to deflect lubricant that passes through the rolling bearing outwardly with respect to the rotor shaft.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: September 7, 2021
    Assignee: Edwards Limited
    Inventor: Nicola Perrino
  • TURBOMOLECULAR PUMP LUBRICANT SUPPLY SYSTEMS
    Publication number: 20190203727
    Abstract: A turbomolecular pump has a housing, a rotor shaft supported by a plurality of bearings for rotation relative to the housing about an axis of rotation, a deflector, a lubricant supply system and a lubricant transfer device provided on the rotor shaft. The bearings include a rolling bearing that receives lubricant from the lubricant supply system to via the lubricant transfer device. The rolling bearing is disposed intermediate the lubricant transfer device and the deflector and the deflector is configured to deflect lubricant that passes through the rolling bearing outwardly with respect to the rotor shaft.
    Type: Application
    Filed: July 31, 2017
    Publication date: July 4, 2019
    Inventor: Nicola Perrino