Patents by Inventor Greg Hupfer

Greg Hupfer 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).

  • Engine blower scroll
    Patent number: 8720392
    Abstract: A blower system for an engine includes a base of a blower scroll coupled to an engine crankcase. The base has a bottom wall with an opening sized to accommodate an end of a crankshaft. The base also has a sidewall extending away from the crankcase. The blower system further includes a blower housing fastened to the base, without the use of threaded fasteners. Together the blower housing and the base form a chamber having an inlet and an outlet. Also, the blower system includes a fan within the chamber. The fan is driven by the crankshaft and is designed to direct a flow of air through the outlet of the chamber.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: May 13, 2014
    Assignee: Briggs & Stratton Corporation
    Inventors: Carl T. Tiefenthaler, Benjamin R. Miller, Chad J. Gartzke, John R. Schneiker, Greg Hupfer, David W. Branski
  • Engine blower scroll
    Patent number: 8424498
    Abstract: A blower system for an engine includes a base of a blower scroll coupled to an engine crankcase. The base has a bottom wall with an opening sized to accommodate an end of a crankshaft. The base also has a sidewall extending away from the crankcase. The blower system further includes a blower housing fastened to the base, without the use of threaded fasteners. Together the blower housing and the base form a chamber having an inlet and an outlet. Also, the blower system includes a fan within the chamber. The fan is driven by the crankshaft and is designed to direct a flow of air through the outlet of the chamber.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: April 23, 2013
    Assignee: Briggs & Stratton Corporation
    Inventors: Carl T. Tiefenthaler, Benjamin R. Miller, Chad J. Gartzke, John R. Schneiker, Greg Hupfer, David W. Branski
  • ENGINE BLOWER SCROLL
    Publication number: 20110020151
    Abstract: A blower system for an engine includes a base of a blower scroll coupled to an engine crankcase. The base has a bottom wall with an opening sized to accommodate an end of a crankshaft. The base also has a sidewall extending away from the crankcase. The blower system further includes a blower housing fastened to the base, without the use of threaded fasteners. Together the blower housing and the base form a chamber having an inlet and an outlet. Also, the blower system includes a fan within the chamber. The fan is driven by the crankshaft and is designed to direct a flow of air through the outlet of the chamber.
    Type: Application
    Filed: July 23, 2009
    Publication date: January 27, 2011
    Inventors: Carl T. Tiefenthaler, Benjamin R. Miller, Chad J. Gartzke, John R. Schneiker, Greg Hupfer, David W. Branski