Patents by Inventor Keith Eugene Kropf

Keith Eugene Kropf 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).

  • Patent number: 10494960
    Abstract: An engine roller lifter for use in a valve train of an internal combustion engine according to one example of the present disclosure includes a body and a groove formed in the body. The body has an outer peripheral surface configured for sliding movement in a bore provided in the engine. The bore is supplied by an oil passage communicating therewith. The body defines an axial pocket that receives a plunger therein. The groove is inset from the outer peripheral surface and formed about only a portion of a circumference of the body. The groove defines a first end and a second end. Only a portion of the first and second ends overlap with the oil passage to regulate the amount of oil supplied to the groove from the oil passage.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: December 3, 2019
    Assignee: Eaton Corporation
    Inventors: Leighton Roberts, Keith Eugene Kropf
  • Publication number: 20180291771
    Abstract: An engine roller lifter for use in a valve train of an internal combustion engine according to one example of the present disclosure includes a body and a groove formed in the body. The body has an outer peripheral surface configured for sliding movement in a bore provided in the engine. The bore is supplied by an oil passage communicating therewith. The body defines an axial pocket that receives a plunger therein. The groove is inset from the outer peripheral surface and formed about only a portion of a circumference of the body. The groove defines a first end and a second end. Only a portion of the first and second ends overlap with the oil passage to regulate the amount of oil supplied to the groove from the oil passage.
    Type: Application
    Filed: June 18, 2018
    Publication date: October 11, 2018
    Applicant: Eaton Corporation
    Inventors: Leighton Roberts, Keith Eugene Kropf
  • Publication number: 20130300268
    Abstract: A door assembly for an appliance, e.g., a dishwasher appliance, is provided. The door assembly includes an inner door panel and an outer door panel. The inner door panel is secured to the outer door panel with clips. With such a construction, the door assembly can have an aesthetically pleasing appearance to consumers.
    Type: Application
    Filed: May 8, 2012
    Publication date: November 14, 2013
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Brandon KG Schaefer, Justin Paul Mudd, Suzanne Marie Damaske, Keith Eugene Kropf