Process and device for dosing detergent compositions
First Claim
Patent Images
1. A method of delivering a liquid detergent product comprising the steps of:
- i) allowing a predetermined volume of water to be dosed into a container, using a flow meter and an input valve associated with the flow meter;
ii) activating pump means so as to deliver a liquid detergent product into said container until the container is completely filled and a filling operation is completed, the filling operation being controlled by a level sensor located on the container;
iii) delivering the detergent product of the container;
iv) opening the input valve so as to have water flowing through said container after each time that a liquid detergent product has been pumped into the container and the contents of the container delivered, thereby flushing the container with water; and
v) applying air to further clean and empty the container.
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Abstract
A method of delivering a liquid detergent product which may be caustic, is described. In particular, a predetermined volume of water is dosed into a container using a flow meter, a valve means, and, optionally, a water supply pump means. A pump means is activated to deliver the liquid detergent product into the container until it is completely filled as controlled by a level sensor located in the container. The contents of the container are then delivered. A device for carrying out the method is also described.
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Citations
4 Claims
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1. A method of delivering a liquid detergent product comprising the steps of:
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i) allowing a predetermined volume of water to be dosed into a container, using a flow meter and an input valve associated with the flow meter; ii) activating pump means so as to deliver a liquid detergent product into said container until the container is completely filled and a filling operation is completed, the filling operation being controlled by a level sensor located on the container; iii) delivering the detergent product of the container; iv) opening the input valve so as to have water flowing through said container after each time that a liquid detergent product has been pumped into the container and the contents of the container delivered, thereby flushing the container with water; and v) applying air to further clean and empty the container. - View Dependent Claims (2, 3, 4)
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Specification
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Current AssigneeDiversey Incorporated (Sealed Air)
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Original AssigneeDiverseylever Incorporated (Unilever PLC)
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InventorsLos, Leendert, Douma, Bennie
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Primary Examiner(s)JACYNA, J CASIMER
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Application NumberUS08/660,941Time in Patent Office904 DaysField of Search68/17 R, 134/93, 222/1, 222/64, 222/67, 222/132, 222/135, 222/144.5, 222/145.5, 222/205, 222/282, 222/434, 222/438US Class Current222/1CPC Class CodesD06F 39/022 in a liquid state D06F39/02...
