Patents by Inventor Guy Gardner Williamson

Guy Gardner Williamson 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).

  • Monitoring seal system
    Patent number: 6626436
    Abstract: A monitoring seal system comprises a seal housing, a seal assembly, a temperature sensor and a controller. The seal assembly sealingly engages a rotary shaft to prevent fluid leakage between the shaft and the housing. The seal assembly has at least one seal. The seal has a primary ring and a mating ring. The temperature sensor senses the temperature in the vicinity of the seal. The controller determines whether an upset condition has occurred based on at least the temperature in the vicinity of the seal.
    Type: Grant
    Filed: December 6, 2000
    Date of Patent: September 30, 2003
    Assignee: John Crane Inc.
    Inventors: Glenn G. Pecht, Guy Gardner Williamson
  • Rotary shaft monitoring seal system
    Patent number: 6325377
    Abstract: A rotary shaft monitoring seal system includes a seal housing; a seal assembly in the housing for sealingly engaging a rotary shaft to prevent fluid leakage between the shaft and the housing; a monitoring port in the housing; and a detector assembly mounted in the port for sensing conditions in the vicinity of the seal assembly.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: December 4, 2001
    Assignee: John Crane Inc.
    Inventors: Guy Gardner Williamson, Amitava Datta, Luciano Rossi, Jackson Robert Ray Pressley
  • Monitoring seal system
    Publication number: 20010030396
    Abstract: A monitoring seal system comprises a seal housing, a seal assembly, a temperature sensor and a controller. The seal assembly sealingly engages a rotary shaft to prevent fluid leakage between the shaft and the housing. The seal assembly has at least one seal. The seal has a primary ring and a mating ring. The temperature sensor senses the temperature in the vicinity of the seal. The controller determines whether an upset condition has occurred based on at least the temperature in the vicinity of the seal.
    Type: Application
    Filed: February 26, 2001
    Publication date: October 18, 2001
    Applicant: John Crane Inc.
    Inventors: Glenn G. Pecht, Guy Gardner Williamson
  • Rotary shaft monitoring seal system
    Patent number: 6082737
    Abstract: A rotary shaft monitoring seal system includes a seal housing; a seal assembly in the housing for sealingly engaging a rotary shaft to prevent fluid leakage between the shaft and the housing; a monitoring port in the housing; and a detector assembly mounted in the port for sensing conditions in the vicinity of the seal assembly.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: July 4, 2000
    Assignee: John Crane Inc.
    Inventors: Guy Gardner Williamson, Amitava Datta, Luciano Rossi, Jackson Robert Ray Pressley