Patents by Inventor Warren Eugene Kenney

Warren Eugene Kenney 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).

  • Crimper startup method and system
    Patent number: 3965548
    Abstract: In a tow processing system that includes a draw machine operating in conjunction with a tow crimper that has a clapper for exerting counterpressure at the outlet end of the crimper, draw machine tachometer-generator signals are converted to proportionate signals which control clapper pressure and crimper steam pressure in a preselected sequence according to draw machine speed to regulate tow crimper conditions during start up of the system.
    Type: Grant
    Filed: January 31, 1975
    Date of Patent: June 29, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Edward William James, II, Warren Eugene Kenney