Patents by Inventor Larry Hansen

Larry Hansen 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).

  • Double-coated sintered hard-faced harrow disk blades
    Patent number: 7631702
    Abstract: The instant invention relates to a double-coated sintered composition on a hard-faced disk blade for agricultural use as a rotary knife blade of a farm implement termed a harrow wherein the sintered hard-faced composition is applied to both the concave and convex sides of the rotary harrow disk blade to provide protection against soil abrasion and wear.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: December 15, 2009
    Assignee: Canyon Street Crossing Limited Liability Company
    Inventor: Larry Hansen
  • Evaporative cooler drain pump
    Patent number: 7165410
    Abstract: A drain pump assembly is provided for use with an evaporative cooler having a water reservoir and a circulating pump. The drain pump assembly includes a drain pump operative to pump accumulated water from the reservoir when the drain pump is turned on and a controller. The controller is operative to turn on the drain pump automatically after the circulating pump has operated for a predetermined circulate time period and also is operative to turn on the drain pump in response to actuation of a manual drain actuator. The controller turns on the drain pump for a drain time that is equal to or greater than a predetermined drain period. The controller can terminate operation of the drain pump and reset the drain time is power to the circulating pump is interrupted during operation of the circulating pump. The controller includes a processor and a data storage device operative to store data representing the accumulated circulate time when power to the circulating pump is interrupted.
    Type: Grant
    Filed: September 21, 2004
    Date of Patent: January 23, 2007
    Assignee: AdobeAir, Inc.
    Inventors: Sheldon Carr, Larry Hansen, Gary S. Jouas
  • DOUBLE-COATED SINTERED HARD-FACED HARROW DISK BLADES
    Publication number: 20060283609
    Abstract: The instant invention relates to a double-coated sintered composition on a hard-faced disk blade for agricultural use as a rotary knife blade of a farm implement termed a harrow wherein the sintered hard-faced composition is applied to both the concave and convex sides of the rotary harrow disk blade to provide protection against soil abrasion and wear.
    Type: Application
    Filed: June 19, 2006
    Publication date: December 21, 2006
    Applicant: CANYON STREET CROSSING, LLC
    Inventor: Larry Hansen
  • Evaporative cooler drain pump
    Publication number: 20050166615
    Abstract: A drain pump assembly is provided for use with an evaporative cooler having a water reservoir and a circulating pump. The drain pump assembly includes a drain pump operative to pump accumulated water from the reservoir when the drain pump is turned on and a controller. The controller is operative to turn on the drain pump automatically after the circulating pump has operated for a predetermined circulate time period and also is operative to turn on the drain pump in response to actuation of a manual drain actuator. The controller turns on the drain pump for a drain time that is equal to or greater than a predetermined drain period. The controller can terminate operation of the drain pump and reset the drain time is power to the circulating pump is interrupted during operation of the circulating pump. The controller includes a processor and a data storage device operative to store data representing the accumulated circulate time when power to the circulating pump is interrupted.
    Type: Application
    Filed: September 21, 2004
    Publication date: August 4, 2005
    Inventors: Sheldon Carr, Larry Hansen, Gary Jouas