Patents by Inventor Herbert Poelz

Herbert Poelz 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).

  • Oil pump arrangement for an internal combustion engine
    Patent number: 7325527
    Abstract: An internal combustion engine has a power unit case having a crankcase, a first housing flange and a second housing flange. The crankshaft axis and the output shaft axis define a reference plane. An oil pump has an oil pump shaft, having an oil pump shaft axis, disposed at least partially in an oil pump chamber. A normal projection of the oil pump shaft axis onto the reference plane is located between the crankshaft axis and the output shaft axis. A first housing cover is mounted to the first housing flange on a first side of the power unit case. A separate oil pump cover is mounted to the second housing flange on the first side of the power unit case to close the oil pump chamber.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: February 5, 2008
    Assignee: BRP-Rotax GmbH & Co. KG
    Inventors: Markus Hochmayr, Herbert Poelz
  • OIL PUMP ARRANGEMENT FOR AN INTERNAL COMBUSTION ENGINE
    Publication number: 20070181092
    Abstract: An internal combustion engine has a power unit case having a crankcase, a first housing flange and a second housing flange. The crankshaft axis and the output shaft axis define a reference plane. An oil pump has an oil pump shaft, having an oil pump shaft axis, disposed at least partially in an oil pump chamber. A normal projection of the oil pump shaft axis onto the reference plane is located between the crankshaft axis and the output shaft axis. A first housing cover is mounted to the first housing flange on a first side of the power unit case. A separate oil pump cover is mounted to the second housing flange on the first side of the power unit case to close the oil pump chamber.
    Type: Application
    Filed: November 14, 2006
    Publication date: August 9, 2007
    Applicant: BRP-ROTAX GMBH & CO. KG
    Inventors: Markus HOCHMAYR, Herbert POELZ