Patents by Inventor Aaron S. Wilfing

Aaron S. Wilfing 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).

  • Method And Apparatus For Monitoring Replacement Of An Air Dryer Cartridge
    Publication number: 20200180583
    Abstract: An air dryer assembly that monitors the replacement of an air dryer cartridge comprises a first air dryer cartridge, an air dryer base for receiving the first air dryer cartridge and a state change device positioned between the air dryer cartridge and air dryer base. The state change device changes from a first state to a second state in response to the first air dryer cartridge being removed from the air dryer base. The state change device changes to a third state when a second air dryer cartridge is removably attached to the air dryer base.
    Type: Application
    Filed: December 10, 2018
    Publication date: June 11, 2020
    Inventors: Timothy Carritte, Aaron S. Wilfing, Frank Uhelsky
  • Air dryer purge controller and method
    Patent number: 9266515
    Abstract: A method and controller for controlling the purge cycling of an air dryer assembly is disclosed. The controller includes a control output for transmitting a control signal for controlling the air dryer. The controller is capable of initiating an enhanced purge cycle for the air dryer based on a regeneration volume value. The regeneration volume value is based on the accumulated volume of air delivered to the air dryer for a first time or since a prior standard purge cycle.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: February 23, 2016
    Assignee: Bendix Commercial Vehicle Systems LLC
    Inventors: David J Pfefferl, Leonard A Quinn, Andras Sipos, Aaron S Wilfing, Cory J Hamilton
  • Air Dryer Purge Controller and Method
    Publication number: 20150251645
    Abstract: A method and controller for controlling the purge cycling of an air dryer assembly is disclosed. The controller includes a control output for transmitting a control signal for controlling the air dryer. The controller is capable of initiating an enhanced purge cycle for the air dryer based on a regeneration volume value. The regeneration volume value is based on the accumulated volume of air delivered to the air dryer for a first time or since a prior standard purge cycle.
    Type: Application
    Filed: March 5, 2014
    Publication date: September 10, 2015
    Applicant: Bendix Commercial Vehicle Systems LLC
    Inventors: David J. Pfefferl, Leonard A. Quinn, Andras Sipos, Aaron S. Wilfing, Cory J. Hamilton