Patents by Inventor Roger Leroy

Roger Leroy 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).

  • Patent number: 8484947
    Abstract: A fluid injector for an exhaust treatment system is disclosed. The fluid injector may have a body, a pin member, and a heater. The pin member may be disposed within the body and have a fluid receiving end and a fluid injecting end. The heater may be disposed about the fluid injecting end of the pin member.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: July 16, 2013
    Assignee: Caterpillar Inc.
    Inventors: Roger Leroy Urven, Jr., Stephan Donald Roozenboom, James Richard Weber, Glenn Brian Cox, Stephen Michael Wiley
  • Patent number: 8353521
    Abstract: A trailer caddy is provided for enabling a user to tow or otherwise maneuver trailers or agricultural equipment with a light-duty pickup truck that would otherwise have too great of a tongue weight for towing behind a pickup truck. The caddy includes a trailer chassis with at least one axle having wheels mounted thereon. A fifth-wheel hitch having a frame is configured so that the frame is affixed to the chassis such that the frame faces opposite the chassis. The caddy also includes a hitch assembly configured to connect to various hitch styles.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: January 15, 2013
    Inventor: Roger Leroy Seeley
  • Patent number: 8006482
    Abstract: A fluid injector for use in an exhaust treatment system is disclosed. The fluid injector may have a nozzle portion, a heater associated with the nozzle portion, and a controller in communication with the heater. The controller may be configured to recognize a condition triggering a purge event of the fluid injector. The controller may also be configured to activate the heater to purge the fluid injector in response to the recognized condition.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: August 30, 2011
    Assignee: Caterpillar Inc.
    Inventors: Glenn Brian Cox, James Richard Weber, Orhan Altin, Roger Leroy Urven, Jr., Andrew John Kieser, Justin Werner McMenamy
  • Publication number: 20080209890
    Abstract: A fluid injector for use in an exhaust treatment system is disclosed. The fluid injector may have a nozzle portion, a heater associated with the nozzle portion, and a controller in communication with the heater. The controller may be configured to recognize a condition triggering a purge event of the fluid injector. The controller may also be configured to activate the heater to purge the fluid injector in response to the recognized condition.
    Type: Application
    Filed: November 7, 2007
    Publication date: September 4, 2008
    Inventors: Glenn Brian Cox, James Richard Weber, Orhan Altin, Roger Leroy Urven, Andrew John Kieser, Justin Werner McMenamy
  • Publication number: 20080209897
    Abstract: A fluid injector for an exhaust treatment system is disclosed. The fluid injector may have a body, a pin member, and a heater. The pin member may be disposed within the body and have a fluid receiving end and a fluid injecting end. The heater may be disposed about the fluid injecting end of the pin member.
    Type: Application
    Filed: November 7, 2007
    Publication date: September 4, 2008
    Inventors: Roger Leroy Urven, Stephan Donald Roozenboom, James Richard Weber, Glenn Brian Cox, Stephen Michael Wiley
  • Patent number: 7185614
    Abstract: A piston for an internal combustion engine is disclosed. The piston has a piston crown with a face having an interior annular edge. The piston also has first piston bowl recessed within the face of the piston crown. The first piston bowl has a bottom surface and an outer wall. A line extending from the interior annular edge of the face and tangent with the outer wall forms an interior angle greater than 90 degrees with the face of the piston. The piston also has a second piston bowl that is centrally located and has an upper edge located below a face of the piston crown.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: March 6, 2007
    Assignee: Caterpillar Inc
    Inventors: Darrel Henry Meffert, Roger Leroy Urven, Jr., Cory Andrew Brown, Mark Harold Runge
  • Patent number: 6333855
    Abstract: A mounting device for supporting a printed circuit board on a carrier includes a spacing element attached onto the carrier and an electrically conducting mounting element coupled to the spacing element for forming a mechanical and electrically conducting connection between the printed circuit board and the carrier. The spacing element has a sleeve-type spacing section and a mounting section attached to the spacing sections. Preferably, the section is formed by elastic, finger-type or wing-type mounting sections that are provided for engagement in corresponding recesses of the carrier. The mounting element is preferably a screw that is screwed into the carrier when tightened.
    Type: Grant
    Filed: May 24, 1999
    Date of Patent: December 25, 2001
    Assignee: Alarmcom Elpro SA
    Inventors: Jean François Prabaonnaud, George Wegmann, Roger Leroy, Jean Louis Vassal
  • Publication number: 20010002875
    Abstract: A mounting device for supporting a printed circuit board on a carrier includes a spacing element attached onto the carrier and an electrically conducting mounting element coupled to the spacing element for forming a mechanical and electrically conducting connection between the printed circuit board and the carrier. The spacing element has a sleeve-type spacing section and a mounting section attached to the spacing sections. Preferably, the section is formed by elastic, finger-type or wing-type mounting sections that are provided for engagement in corresponding recesses of the carrier. The mounting element is preferably a screw that is screwed into the carrier when tightened.
    Type: Application
    Filed: May 24, 1999
    Publication date: June 7, 2001
    Inventors: JEAN- FRANCOIS PRABONNAUD, GEORGE WEGMANN, ROGER LEROY, JEAN-LOUIS VASSAL