Patents by Inventor Jan Grebien

Jan Grebien 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).

  • Cylinder block of internal combustion engine
    Patent number: 11181070
    Abstract: A cylinder block of an engine is provided. The cylinder block includes a cast body defining one or more cylindrical bores. The cylinder block also includes a crankshaft bearing wall formed within the cast body. The crankshaft bearing wall is configured to be removably coupled with a bearing cap to define an opening for rotatably supporting a crankshaft of the engine. The cylinder block further includes a chamfered shoulder portion casted on the crankshaft bearing wall.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: November 23, 2021
    Assignee: Caterpillar Motoren GmbH & Co. KG
    Inventors: Jan Grebien, Volker Abraham, Frank Witt, Marco Petersen, Paul Mlynarczyk
  • Turbocharger arrangement in engine systems
    Patent number: 10808603
    Abstract: An engine system includes an engine with a crankshaft. The crankshaft is rotatable about a crankshaft axis that is defined in a first plane. A turbocharger includes a turbine and a compressor. The turbine is configured to be driven by an exhaust gas flow from the engine and drive the compressor about a common turbocharger axis. An included angle defined between a projection of the common turbocharger axis onto the first plane and the crankshaft axis is an acute angle.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: October 20, 2020
    Assignee: Caterpillar Motoren GmbH & Co. KG
    Inventors: Jan Grebien, Sebastian Eggers, Volker Abraham, Werner Rebelein, Yujie Huang
  • Turbocharger Arrangement in Engine Systems
    Publication number: 20190301353
    Abstract: An engine system includes an engine with a crankshaft. The crankshaft is rotatable about a crankshaft axis that is defined in a first plane. A turbocharger includes a turbine and a compressor. The turbine is configured to be driven by an exhaust gas flow from the engine and drive the compressor about a common turbocharger axis. An included angle defined between a projection of the common turbocharger axis onto the first plane and the crankshaft axis is an acute angle.
    Type: Application
    Filed: October 25, 2017
    Publication date: October 3, 2019
    Applicant: Caterpillar Motoren GmbH & Co. KG
    Inventors: Jan Grebien, Sebastian Eggers, Volker Abraham, Werner Rebelein, Yujie Huang
  • Cylinder Block Of Internal Combustion Engine
    Publication number: 20190211775
    Abstract: A cylinder block of an engine is provided. The cylinder block includes a cast body defining one or more cylindrical bores. The cylinder block also includes a crankshaft bearing wall formed within the cast body. The crankshaft bearing wall is configured to be removably coupled with a bearing cap to define an opening for rotatably supporting a crankshaft of the engine. The cylinder block further includes a chamfered shoulder portion casted on the crankshaft bearing wall.
    Type: Application
    Filed: October 13, 2017
    Publication date: July 11, 2019
    Applicant: Caterpillar Motoren GmbH & Co. KG
    Inventors: Jan Grebien, Volker Abraham, Frank Witt, Marco Petersen, Paul Mlynarczyk