Animal husbandry – Watering or liquid feed device – Drop-delivering
Reexamination Certificate
2005-06-07
2005-06-07
Abbott, Yvonne R. (Department: 3644)
Animal husbandry
Watering or liquid feed device
Drop-delivering
C119S075000
Reexamination Certificate
active
06901881
ABSTRACT:
A drinker for a watering system of a poultry house comprising a housing having a side wall, a top, and a bottom defining a valve chamber having an inner surface and a floor. A valve seat is formed in the chamber above the outlet port; and a valve member received within the chamber to be movable between a first closed position and a second position opened position. A trigger pin passes through the outlet and has a head with a cavity in the top surface. The cavity has a shape different from the shape of the valve member. The drinker elements are sized such that the distance between the valve seat and the chamber floor is greater than the height of the pin head. Additionally, the valve member is sized such that when the valve member is in its closed position, the valve member is does not contact the pin head.
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Adermann James M
Pollock Eugene B.
Abbott Yvonne R.
Polster Lieder Woodruff & Lucchesi L.C.
The GSI Group, Inc.
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