Possesses the wind direction adjustment slit device the window less poultry house

摘要

PURPOSE: To provide a windowless chicken house ensured to regulate, so as to be responsive to the corresponding season, the air intake for chickens in the cages therein and the wind speed for such intake. ;CONSTITUTION: Plural rows of slit hood 1 is provided along the ridge of the ceiling of a windowless chicken house, and a trapezoidal regulative plate 2 is designed to make vertical regulation through a center arm 3 and actuated, via a subwire 9, a pulley 10 and a main wire 11, through the revolution of a drum shaft 13 equipped with plural wire drums 12, with fine regulated operation ensured.;COPYRIGHT: (C)1993,JPO&Japio