Method for Multiple Dosage of Liquid Products, Dosing Apparatus and Dosing System
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Abstract
The present invention provides methods for the multiple dosage of one or more liquid products or both liquid and solid products wherein the dosing amount of at least one liquid product is measured by a weight cell. Moreover, dosing apparatus and dosing systems for applying those methods are provided. Additionally, the present invention refers to a method for washing textiles comprising a dosing step in which at least one of the inventive dosing methods, and/or at least one of the inventive dosing apparatus or dosing systems, respectively, are used.
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Citations
38 Claims
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16. Method for multiple dosage of a liquid product comprising the following steps:
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a) starting the dosing cycle by initialising a dosing program rolled in a programmable logic control, b) optionally at first feeding a preset amount of one or more liquid solvents into a vessel, c) feeding the liquid product into the vessel, d) continuously determining the weight of the vessel during the dosing cycle by a weight cell and continuously transmitting the value of said weight online from the weight cell to the programmable logic control, wherein the determined weight includes the weight of any substance contained in the vessel, e) inducing the halt of the feeding of the liquid product by the programmable logic control as soon as the value of the measured weight of the vessel according to step D) reaches a predetermined value, f) discharging the content of the vessel, optionally to an application device directly consuming the weighed out liquid product, and repeating steps a) to f) directly after the discharge or later. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. Dosing apparatus for dosing at least one liquid product comprising at least one programmable logic control and one or more dosing lines wherein each dosing line comprises
a) at least one feeding line for the liquid product b) optionally one or more delivery devices, especially for feeding the liquid product or other liquids into the vessel, discharging the vessel and/or transporting the product through the dosing line c) optionally at least one feeding line for one or more liquid solvents d) a vessel the weight of which is weighed by a weighing device e) at least one discharging line for the dosed product; - and
f) optionally one or more application devices connected with the discharging line and consuming the dosed product. - View Dependent Claims (30, 31, 32, 33, 34, 35)
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Specification