Patents Examined by Michael R Månsen
  • Patent number: 11719128
    Abstract: A lubrication system is provided for a turbine engine. This lubrication system includes a lubricant source, a pump, a first turbine engine component, a bypass circuit and a second turbine engine component. The lubricant source includes a source outlet. The pump includes a pump inlet and a pump outlet. The pump inlet is fluidly coupled with the source outlet. The first turbine engine component includes a first volume. The first volume is fluidly coupled with the pump outlet. The bypass circuit includes a bypass inlet and a bypass outlet. The bypass inlet is fluidly coupled with the pump outlet upstream of the first volume. The bypass outlet is fluidly coupled with the pump inlet downstream of the source outlet. The second turbine engine component includes a second volume. The second volume is fluidly coupled with the pump inlet downstream of the bypass outlet.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: August 8, 2023
    Assignee: Pratt & Whitney Canada Corp.
    Inventor: Felix Gauthier
  • Patent number: 11555579
    Abstract: A grease tool for a unitized wheelend assembly is provided. The grease tool may have a plug with a fluid conduit to place a lubrication source in fluid communication with an inner bearing and a cap with a fluid conduit to place the lubrication source in fluid communication with an outer bearing. The grease tool may include a cylindrical body having an inner bearing support and an outer bearing support. The cylindrical body has an inner rotor and disc and an outer rotor and disc where the inner rotor and the outer rotor cause the discs to move between an extended and retracted position.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: January 17, 2023
    Assignee: Stemco Products, Inc.
    Inventor: Daniel Trejo Jimenez