| US 7,530,373 B2 | ||
| Mixing apparatus and methods using the same | ||
| William Lewis, DePere, Wis. (US); and John G. Lenhart, Green Bay, Wis. (US) | ||
| Assigned to R. Lewis Technologies, Inc., Green Bay, Wis. (US) | ||
| Filed on Jun. 28, 2004, as Appl. No. 10/878,301. | ||
| Claims priority of provisional application 60/482668, filed on Jun. 26, 2003. | ||
| Prior Publication US 2004/0261887 A1, Dec. 30, 2004 | ||
| Int. Cl. B65B 1/04 (2006.01) | ||
| U.S. Cl. 141—9 [141/100; 141/98] | 4 Claims |
| 1. A method of manufacturing and distributing a cleaning solution for use in a vehicle washing facility, the method comprising:
receiving pre-measured raw chemical material at a distributor's facility;
diluting the pre-measured raw chemical material using a mixing apparatus at the distributor's facility to form a cleaning
solution;
packaging at least a portion of the cleaning solution into containers at the distributor's facility; and
delivering at least one of the containers from the distributor's facility directly to the vehicle washing facility, wherein
diluting the pre-measured raw chemical material includes: at least partially filling a tank with a diluent; pumping the pre-measured
raw chemical material from a first container into the tank via a passageway; rinsing the first container with the diluent
to form a rinse solution having a residual amount of raw chemical material; and pumping the rinse solution from the first
container into the tank via the passageway to rinse the passageway.
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