Patents Assigned to Greenfill LLC
  • Patent number: 11021833
    Abstract: A system, method, and apparatus for controlling a plurality of washers and the mixture and deliver of laundry product solutions to the plurality of washers. Generally, a GUI allows for a user to select one or more washers and one or more laundry products. A computing device receives the user input and controls the system hardware to further execute the input. The system uses a combination of solenoids and peristaltic pumps to direct water flow to be mixed with the selected solid and/or liquid laundry products. The water and laundry product solution is further directed to the one or more appropriate washer. A third-party payment terminal allows for the user to pay before using the system. The system, method, and apparatus generally allow for a resource efficient and cost effective solution to laundry needs.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: June 1, 2021
    Assignee: Greenfill LLC
    Inventors: Lorna G. Ray, David N. Ray