Patents by Inventor Richard Lee Willms

Richard Lee Willms 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).

  • Publication number: 20100264600
    Abstract: A mechanical seal device that creates a positive seal between a shaft and machine while allowing a cylinder to move its full motion and at the same time allowing movement in additional directions to maintain a seal due to operational movement or wear of the machine. The subject seal secures a housing/shaft area of a low or non-pressurized unit containing solid media where the shaft penetrates the machine housing and does not rotate but moves in multiple directions during normal operation.
    Type: Application
    Filed: June 16, 2009
    Publication date: October 21, 2010
    Inventor: Richard Lee Willms