Patents by Inventor Harold G. Hillyer

Harold G. Hillyer 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: 20110162466
    Abstract: A power take-off (PTO) includes new features to make it more environmentally friendly, improve service life, and reduce service part inventory. The idler shaft, which holds the pick-up gear for connecting the PTO to a transmission, may include a splined shaft. The pick-up gear and an idler gear may be mounted on the splined in different configurations. The output of the PTO, including a splined output and an output plate for connecting to secondary equipment such as a hydraulic pump, can be easily replaced or reconfigured to work with different configurations of secondary equipment.
    Type: Application
    Filed: October 7, 2010
    Publication date: July 7, 2011
    Applicant: Hydreco
    Inventors: Harold G. Hillyer, Roland Cabrera
  • Publication number: 20080000322
    Abstract: A dual output shaft power take-off includes a rigid housing that is mounted on a vehicle transmission or engine. The housing further includes an input gear that is meshedly engaged with a gear located in the transmission or engine and is rotated when the vehicle is in operation. The housing even further includes a pair of output gears that are meshedly engaged with the input gear and each output gear is supported on an individual output shaft. Each of the output shafts includes an attachment means for attachment of a rotationally driven device. A pair of shifting fork assemblies are located within the housing each of which engages a respective one of the output shafts in order to selectively engage or disengage each output shaft. A pair of switch means are each operatively connected to a respective one of the shifting fork assemblies, so that when the switch is activated, the corresponding output shaft is engaged or disengaged.
    Type: Application
    Filed: June 30, 2006
    Publication date: January 3, 2008
    Inventors: Harold G. Hillyer, Juan Torres Pulido