KO, Chang Bin,KO, Chang Oh,YANG, Kwang Mo,KIM, Joong Sun
申请号：
WO2017KR04411
公开号：
WO2018190454(A1)
申请日:
2017.04.26
申请国别(地区):
世界知识产权组织国际局
年份:
2018
代理人:
摘要：
The present invention provides a cage valve device for enabling regulation of air by inducing the same to be smoothly suctioned into or discharged from a cage, which is an experimental animal rearing device. The cage valve device of the present invention is mounted in an animal-rearing cage having a suction hole and a discharge hole and comprises: a cylindrical valve member of which one end is blocked and a side surface is opened, and which has a first serrated protrusion formed along a one-sided outer periphery thereof; a mesh-type filter member inserted into the valve member in a shape corresponding to the inside of the valve member; a hollow nozzle part communicating with the filter member and having a second protrusion formed on the front end thereof; and a fastening member, which is made of an elastic material, for coupling or fixing the first protrusion and the second protrusion, wherein the filter member can be separated from the nozzle part and replaced, and is mounted in the suction hole so as to sup
