Patents by Inventor Gary Monroe Crase

Gary Monroe Crase 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).

  • Sealed bearings
    Patent number: 4098561
    Abstract: This invention relates to sleeves for sealed bearings for rotating shafts employing packing glands mounted in the floating sleeve whereby the integrity of the seal is maintained during transverse displacement of the shaft.
    Type: Grant
    Filed: March 10, 1975
    Date of Patent: July 4, 1978
    Assignee: Smith International, Inc.
    Inventors: John E. Tschirky, Gary Monroe Crase
  • Radial bearings
    Patent number: 4029368
    Abstract: This invention relates to hard metal radial bearings particularly suitable in connection with thrust bearings which are lubricated by erosive fluids passing through the radial bearings as are employed in down-hole drilling motors.
    Type: Grant
    Filed: January 27, 1975
    Date of Patent: June 14, 1977
    Assignee: Smith International, Inc.
    Inventors: John E. Tschirky, Gary Monroe Crase
  • Floating flow restrictors for fluid motors
    Patent number: 3936247
    Abstract: This invention relates to flow restrictors in fluid motors where the operating fluid also passes through the bearings of the motor.
    Type: Grant
    Filed: January 27, 1975
    Date of Patent: February 3, 1976
    Assignee: Smith International, Inc.
    Inventors: John E. Tschirky, Gary Monroe Crase