| 摘要 |
The present invention is a chemical dispenser for use in servicing at least two laundry cleaning machines to dispense a plurality of chemical agents utilized in the process of cleaning soiled laundry, wherein at least two of the chemical agents are compatible. The chemical dispenser has a plurality of chemical dispensing systems designed to deliver a selected chemical agent from a source to a washing machine. A chemical dispensing system is in flow communication with each chemical source and in flow communication with each washing machine. Each chemical dispensing system has a pump and a delivery conduit. For selected chemical agent delivery, the pump is a venturi injector pump. The chemical dispensing systems utilized for dispensing compatible chemical agents have a common portion and are fluidly independent from chemical dispensing systems utilized for dispensing incompatible chemical agents.
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