Animal husbandry – Milkers – With automatic control
Reexamination Certificate
2007-01-09
2007-01-09
Abbott, Yvonne R (Department: 3644)
Animal husbandry
Milkers
With automatic control
C119S014380
Reexamination Certificate
active
10497608
ABSTRACT:
The present invention relates to a method and a milking machine comprising at least one teat cup for application to a teat of an animal to be milked, a teat cup liner, mounted in said teat cup, defining a teat receiving space inside said liner, and a pulsating chamber between said liner and said teat cup, said liner having a teat receiving end portion, a vacuum source for applying a vacuum level to the teat receiving space for drawing milk from said animal, a pulsator for application of a pulsating vacuum to the pulsating chamber for moving the teat cup liner between a closed position and an open position, thereby massaging said teat of said animal, and a vacuum sensor for sensing the vacuum level in said teat receiving end portion. The invention is further characterized in that said milking machine is arranged to initiated take off of said at least one teat cup, if a vacuum level sensed by said vacuum sensor indicates that the vacuum level in said teat receiving end portion is rapidly increasing.
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Abbott Yvonne R
Delaval Holding AB
Harness & Dickey & Pierce P.L.C.
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