Patents by Inventor Edward M. Haworth

Edward M. Haworth 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).

  • BREATHER FOR INTERNAL COMBUSTION ENGINE
    Publication number: 20020083934
    Abstract: A breather is provided for mounting on a cylinder head of a crankcase of an engine in order to separate oil from the crankcase blow-by. The breather includes a rocker cover mounted to the cylinder head of the crankcase. A plate is positioned within a cavity in the rocker cover for separating the cavity into first and second portions. The plate has an opening therein for allowing the crankcase blow-by to flow from the first portion into the second portion of the cavity. An oil separator is disposed in the second portion of the cavity and includes baffles projecting from each side thereof. It is contemplated that the oil in the crankcase blow-by cling to the oil separator and the first and second sets of baffles as the crankcase blow-by flows therepast.
    Type: Application
    Filed: January 2, 2001
    Publication date: July 4, 2002
    Inventors: Gerald C. Ruehlow, Edward M. Haworth, Dawei Chen
  • Breather for internal combustion engine
    Patent number: 6412478
    Abstract: A breather is provided for mounting on a cylinder head of a crankcase of an engine in order to separate oil from the crankcase blow-by. The breather includes a rocker cover mounted to the cylinder head of the crankcase. A plate is positioned within a cavity in the rocker cover for separating the cavity into first and second portions. The plate has an opening therein for allowing the crankcase blow-by to flow from the first portion into the second portion of the cavity. An oil separator is disposed in the second portion of the cavity and includes baffles projecting from each side thereof. It is contemplated that the oil in the crankcase blow-by cling to the oil separator and the first and second sets of baffles as the crankcase blow-by flows therepast.
    Type: Grant
    Filed: January 2, 2001
    Date of Patent: July 2, 2002
    Assignee: Generac Power Systems, Inc.
    Inventors: Gerald C. Ruehlow, Edward M. Haworth, Dawei Chen
  • Leaf mulcher
    Patent number: 5085375
    Abstract: A mulcher for shredding leaves and other vegetation having a plurality of pivoted plastic cutting blades. The material being shredded is introduced into an upper hopper having a plurality of spaced baffle plates. The hub supporting the cutting blades includes fan bldes for generating a flow through the mulcher to recirculate shredded material past the cutting blades for increased fineness of cut.
    Type: Grant
    Filed: December 21, 1990
    Date of Patent: February 4, 1992
    Assignee: Cotter & Company
    Inventor: Edward M. Haworth