Patents by Inventor James A. Savanella

James A. Savanella 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).

  • Automatic tractor-trailer exhaust coupling apparatus
    Patent number: 5044653
    Abstract: An automatic tractor-trailer exhaust coupling apparatus has a valve for diverting exhaust gases through a connecting conduit to a tractor coupling device. The tractor coupling device delivers the gases, irrespective of angular relationship between tractor and trailer, to a trailer coupling device which in turn passes the gases to the trailer heat transfer means. The tractor and trailer coupling devices automatically connect on engagement of the trailer fifth wheel with the trailer.
    Type: Grant
    Filed: April 25, 1990
    Date of Patent: September 3, 1991
    Inventor: James A. Savanella