Patents by Inventor Robert F. Lamping

Robert F. Lamping 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).

  • Can lid tester and method of use thereof
    Patent number: 4938070
    Abstract: A device which will automatically remove a lid from a stack of lids designated for testing, feed the selected lid to a testing position, orient the selected lid so that the easy-open feature is in the desired position, test the easy-open feature by engaging the tab located on the scored segment of the lid with a lifting finger and causing the lifting finger to activate the tab in the manner which a consumer would use by rotating the tab through an arc of at least ninety degrees, and then eject the tested lid from the device.
    Type: Grant
    Filed: March 31, 1989
    Date of Patent: July 3, 1990
    Assignee: J. P. Manufacturing Co.
    Inventors: Robert J. Pessina, Robert F. Lamping