×

Cleaning liquid dispensing in a mobile hard surface cleaner

  • US 7,172,658 B2
  • Filed: 08/25/2005
  • Issued: 02/06/2007
  • Est. Priority Date: 07/30/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A mobile bard surface cleaner comprising:

  • a motorized scrub head;

    a fluid recovery device;

    a primary cleaning liquid component container;

    a cleaning agent container;

    a flow control device configured to supply a flow of cleaning agent from the cleaning agent container at a flow rate of less than approximately 10 cubic centimeters per minute to a flow of primary cleaning liquid component from the primary cleaning liquid component container;

    a first pump configured to drive the flow of cleaning agent from the cleaning agent container;

    a second pump configured to drive the flow of primary cleaning liquid component from the primary cleaning liquid component container; and

    a fluid flow path configured to receive a flow of cleaning liquid, which comprises the cleaning agent and the primary cleaning liquid component.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×