Patents by Inventor Dean E. Johnston

Dean E. Johnston 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).

  • Thrust washer retaining band
    Patent number: 4310205
    Abstract: An annular band fits over a thrust washer of a thrust bearing. At least one but preferably a plurality of circumferentially spaced radially extending protrusions are provided on the annular band. The protrusions are adapted to provide an interference fit between the thrust washer and the support such as a housing on which the thrust washer is mounted.
    Type: Grant
    Filed: March 10, 1980
    Date of Patent: January 12, 1982
    Assignee: The Torrington Company
    Inventors: Charles E. Condon, Jr., Dean E. Johnston, Charles W. Shattuck
  • Thrust bearing and separator
    Patent number: 4174138
    Abstract: The separator is a single integral annular member with an inclined annular wall interconnecting a radially inner annular flange which extends in one longitudinal direction and a radially outer annular flange extending on the opposite side of the inclined wall in the opposite longitudinal direction from the inner annular flange. The new roller thrust bearing comprises the single integral separator between two thrust races.
    Type: Grant
    Filed: August 28, 1978
    Date of Patent: November 13, 1979
    Assignee: The Torrington Company
    Inventor: Dean E. Johnston
  • Thrust washer
    Patent number: 3938867
    Abstract: The new thrust washer includes an inner flange with circumferentially spaced cutouts. The washer is formed from flat strip steel. A circular hole and a plurality of cutouts extending from the circumference of the circular hole are made in the flat strip steel. The circular hole and cutouts may be made consecutively or simultaneously. A forming tool forms the inner flange.
    Type: Grant
    Filed: May 20, 1974
    Date of Patent: February 17, 1976
    Assignee: The Torrington Company
    Inventor: Dean E. Johnston