公开(公告)号：US3915377A

公开(公告)日：1975-10-28

申请号：US44149874

申请日：1974-02-11

Applicant: SUTTON JR JAMES ALTON

Inventor： SUTTON JR JAMES ALTON

IPC: A01K1/00 ,  A01K31/00 ,  F24F11/00 ,  F24F13/08

CPC classification number: A01K1/007 ,  A01K31/00 ,  F24F11/0001

Abstract: A curtain control device is provided for use with a poultry or livestock house having an electrically operated forced ventilation system and/or having adjustable curtains along the side walls thereof adapted for being raised and lowered for providing adequate ventilation in the poultry house. The device is operably connected to the curtains and adapted for automatically opening the curtains of the poultry house in response to a failure of the electrical power operating the ventilating system for thereby insuring ventilation of the poultry house and preventing suffocation of the poultry housed therein. The device is also adapted for effecting lowering of the curtains in the event the temperature within the poultry house exceeds a predetermined level.

Abstract translation: 提供了一种窗帘控制装置，用于具有电动强制通风系统的家禽或家畜房屋，和/或具有适于升高和降低以便在禽舍中提供足够通风的侧壁上的可调式窗帘。 该装置可操作地连接到窗帘并且适于自动打开禽舍的窗帘，以响应操作通风系统的电力的故障，从而确保家禽房的通风并防止其中容纳的家禽的窒息。 该装置还适于在禽舍内的温度超过预定水平的情况下实现窗帘的降低。