Patents by Inventor LEE JOHN ANDRE

LEE JOHN ANDRE 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).

  • Method and apparatus for repairing a jet pump slip joint
    Patent number: 11530764
    Abstract: A jet pump slip joint repair assembly includes at least one clamp and a bushing configured to be inserted in a bore of a diffuser and to surround a portion of an inlet mixer. The clamp includes a gripping surface and a gripping collar. The bushing includes a generally cylindrical sidewall, the sidewall configured to surround the portion of the inlet mixer, a grooved flange on an upper surface of the sidewall, at least one cutout between adjacent portions of the grooved flange, and a groove on an inner, bottom surface of the sidewall. The assembly also includes a seal in the groove. The seal is flexible and formed of a metallic material. The seal is configured to be compressed when the at least one clamp engages the bushing.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: December 20, 2022
    Assignee: GE-Hitachi Nuclear Energy Americas LLC
    Inventors: Lee John Andre, Jack Toshio Matsumoto
  • METHOD AND APPARATUS FOR REPAIRING A JET PUMP SLIP JOINT
    Publication number: 20200032936
    Abstract: A jet pump slip joint repair assembly includes at least one clamp and a bushing configured to be inserted in a bore of a diffuser and to surround a portion of an inlet mixer. The clamp includes a gripping surface and a gripping collar. The bushing includes a generally cylindrical sidewall, the sidewall configured to surround the portion of the inlet mixer, a grooved flange on an upper surface of the sidewall, at least one cutout between adjacent portions of the grooved flange, and a groove on an inner, bottom surface of the sidewall. The assembly also includes a seal in the groove. The seal is flexible and formed of a metallic material. The seal is configured to be compressed when the at least one clamp engages the bushing.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Applicant: GE-Hitachi Nuclear Energy Americas LLC
    Inventors: Lee John ANDRE, Jack Toshio Matsumoto
  • Method and apparatus for repairing a jet pump slip joint
    Patent number: 10458578
    Abstract: A jet pump slip joint repair assembly includes at least one clamp and a bushing configured to be inserted in a bore of a diffuser and to surround a portion of an inlet mixer. The clamp includes a gripping surface and a gripping collar. The bushing includes a generally cylindrical sidewall, the sidewall configured to surround the portion of the inlet mixer, a grooved flange on an upper surface of the sidewall, at least one cutout between adjacent portions of the grooved flange, and a groove on an inner, bottom surface of the sidewall. The assembly also includes a seal in the groove. The seal is flexible and formed of a metallic material. The seal is configured to be compressed when the at least one clamp engages the bushing.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: October 29, 2019
    Assignee: GE-Hitachi Nuclear Energy Americas LLC
    Inventors: Lee John Andre, Jack Toshio Matsumoto
  • METHOD AND APPARATUS FOR REPARING A JET PUMP SLIP JOINT
    Publication number: 20170159857
    Abstract: A jet pump slip joint repair assembly includes at least one clamp and a bushing configured to be inserted in a bore of a diffuser and to surround a portion of an inlet mixer. The clamp includes a gripping surface and a gripping collar. The bushing includes a generally cylindrical sidewall, the sidewall configured to surround the portion of the inlet mixer, a grooved flange on an upper surface of the sidewall, at least one cutout between adjacent portions of the grooved flange, and a groove on an inner, bottom surface of the sidewall. The assembly also includes a seal in the groove. The seal is flexible and formed of a metallic material. The seal is configured to be compressed when the at least one clamp engages the bushing.
    Type: Application
    Filed: December 2, 2015
    Publication date: June 8, 2017
    Applicant: GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
    Inventors: LEE JOHN ANDRE, JACK TOSHIO MATSUMOTO