Patents by Inventor Merle A. Whetstone

Merle A. Whetstone 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).

  • Face seal o-ring insertion tool
    Patent number: 6408497
    Abstract: A tool for inserting a flexible O-ring in a connector having a recess including a lip. The tool includes a base. A ram is mounted on the base for pushing the O-ring toward the recess. A sleeve is mounted adjacent the ram. At least one chamfered edge is positioned on either the ram or the sleeve for engaging the O-ring to cause the O-ring to flex inwardly during pushing by the ram to allow the O-ring to pass the lip and enter the recess.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: June 25, 2002
    Assignee: Aeroquip Corporation
    Inventor: Merle A. Whetstone
  • Face seal O-ring insertion tool
    Patent number: 6397446
    Abstract: A tool for inserting a flexible O-ring in a connector having a recess including a lip. The tool includes a base. A ram is mounted on the base for pushing the O-ring toward the recess. A sleeve is mounted adjacent the ram. At least one chamfered edge is positioned on either the ram or the sleeve for engaging the O-ring to cause the O-ring to flex inwardly during pushing by the ram to allow the O-ring to pass the lip and enter the recess.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: June 4, 2002
    Assignee: Aeroquip Corporation
    Inventor: Merle A. Whetstone
  • Face seal O-ring insertion tool
    Patent number: 6012209
    Abstract: A tool for inserting a flexible O-ring in a connector having a recess including a lip. The tool includes a base. A ram is mounted on the base for pushing the O-ring toward the recess. A sleeve is mounted adjacent the ram. At least one chamfered edge is positioned on either the ram or the sleeve for engaging the O-ring to cause the O-ring to flex inwardly during pushing by the ram to allow the O-ring to pass the lip and enter the recess.
    Type: Grant
    Filed: July 8, 1998
    Date of Patent: January 11, 2000
    Assignee: Aeroquip Corporation
    Inventor: Merle A. Whetstone