Patents by Inventor Joseph G. Vandewiel

Joseph G. Vandewiel 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).

  • Crimped can caliper
    Patent number: 5969605
    Abstract: A method and apparatus is provided for detecting defective seams in cans having metal lids. The apparatus is mounted in cooperation with a conveyor to evaluate the cans being conveyed in a continuous operation. The apparatus includes a detecting device which has a pair of electrical contacts positioned to cooperate with a seam on the can. The electrical contacts are spaced apart a distance to contact a bulge in the seam which completes an electrical circuit between the contacts. A signal is then produced indicating a defective can, and the defective can is removed from the conveyor.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: October 19, 1999
    Assignee: Labatt Brewing Company Limited
    Inventors: Norman J. McIntyre, Joseph G. Vandewiel, Francis A. Vanderweyst