Animal husbandry – Milkers – With automatic control
Reexamination Certificate
2006-08-15
2006-08-15
Swiatek, Robert P. (Department: 3643)
Animal husbandry
Milkers
With automatic control
C119S014090
Reexamination Certificate
active
07089880
ABSTRACT:
Example embodiments of the present invention relate to methods and arrangements for cooling milk in a milk storage tank of an automatic milking system comprising (i) measuring an amount of extracted milk by a milk flow meter; (ii) determining a cooling need for milk stored or to be stored in the milk storage tank based on the amount of milk; (iii) measuring a quantity indicative of a temperature of an inner surface area of a bottom portion of the milk storage tank; and cooling the bottom portion of the milk storage tank in consecutive periods, such that each period of cooling (τ1, τ3) is followed by a respective period of non-cooling (τ2, τ4), wherein the duration of each period of cooling and/or non-cooling is based on the measured quantity indicative of the inner surface area temperature, and the cooling need.
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patent: 0156370 (2001-08-01), None
Lidman Magnus
Persson Staffan
Delaval Holding AB
Swiatek Robert P.
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