Patents by Inventor Van E. Shrider

Van E. Shrider 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).

  • Automated feed assembly for use with a pack seal tester
    Patent number: 6006438
    Abstract: The present invention relates to an automated feed assembly for use with a pack seal tester. The automated feed assembly receives a plurality of cigarette packs into a testing column for advancement control of the packs to the tester. The automated feed assembly adjusts the flow of cigarette packs within the testing column through the use of a first, second and third push and hold mechanism which work in conjunction with a first and a second stop mechanism, all of which work in conjunction with each other to orderly advance the packs to a plunger and vacuum source for testing the seal strength of the cigarette pack seal.
    Type: Grant
    Filed: March 23, 1998
    Date of Patent: December 28, 1999
    Assignee: Brown & Williamson Tobacco Corporation
    Inventor: Van E. Shrider