Patents by Inventor Jerry McPherson, Jr.

Jerry McPherson, Jr. 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).

  • Self-adjusting cartridge seal
    Patent number: 6916023
    Abstract: A seal includes a first seal retainer, a seal holder and a second seal retainer. A somewhat cup-shaped recess of the first seal retainer opens in a first direction of motion of a movable member against which the seal is to seal. The seal holder includes a first somewhat cuplike portion adjacent to the first seal retainer and a second somewhat cuplike portion more remote from the first seal retainer. The first somewhat cuplike portion opens in a second direction of motion opposite the first. The second somewhat cuplike portion opens in the first direction. The second seal retainer includes a first portion closer to the seal holder and a second portion more remote from the seal holder. The second somewhat cuplike portion of the seal holder receives the first portion of the second seal retainer.
    Type: Grant
    Filed: May 12, 2003
    Date of Patent: July 12, 2005
    Assignee: Illinois Tool Works Inc.
    Inventors: Kevin L. Alexander, Jerry McPherson, Jr., Michael C. Rodgers, Roy Earl Young, II