Patents by Inventor Allen C. LEE

Allen C. LEE 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).

  • Publication number: 20160106037
    Abstract: In one embodiment, a method of controlling a hydraulic header that is coupled to a feeder house of a combine harvester, the method comprising: providing, by a pump, a flow of hydraulic fluid through a first plurality of components fluidly coupled together, wherein in a first mode, the first plurality of components comprises a pump, a first-multi-position valve, a first port of a hydraulic cylinder, a second port of the hydraulic cylinder, a second-multi-position valve in a first position, and a well, wherein the hydraulic cylinder is affixed to the feeder house; providing, by the pump, a flow of hydraulic fluid through a second plurality of components fluidly coupled together, wherein in a second mode, the second plurality of components comprises the pump, the first-multi-position valve, the first port of the hydraulic cylinder, the second port of the hydraulic cylinder, the second-multi-position valve in a second position, and back to the first port of the hydraulic cylinder, bypassing the well and combining
    Type: Application
    Filed: October 16, 2014
    Publication date: April 21, 2016
    Inventors: Curtiss M. LEE, Ryan L. SWENSON, Allen C. LEE