Patents by Inventor Dwaine E. Esslinger

Dwaine E. Esslinger 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 pressure adjustment device for engines
    Patent number: 4860856
    Abstract: In an engine lubrication an external bypass mechanism for venting pressurized liquid around the lubricated areas, whereby the high side pressure is maintained within a desired range. The bypass mechanism includes a pressure regulator that has variable pressure setting.
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: August 29, 1989
    Inventor: Dwaine E. Esslinger