公开(公告)号：KR101401113B1

公开(公告)日：2014-05-28

申请号：KR1020130012999

申请日：2013-02-05

Applicant: 서울대학교산학협력단

Inventor： 정대홍 ,  우현승

IPC: G09B23/06 ,  G09B23/12 ,  G01L19/00

CPC classification number: G09B23/12 ,  G01L19/00 ,  G01L2019/0053

Abstract: A device for measuring vapor pressure of liquid according to one embodiment of the present invention includes a pumping and vaporization induction unit which comprises a cylinder and a piston, a pressure gauge, a connection passage which connects the pressure gauge to the cylinder and has an outer connection hole, and a three-way valve which is installed on the connection passage. The pressure gauge is connected to the cylinder in the first direction of the three-way valve. The outer connection hole is connected to the cylinder in the second direction of the three-way valve.

Abstract translation: 根据本发明的一个实施例的用于测量液体的蒸气压的装置包括一个泵送和蒸发感应单元，它包括一个气缸和一个活塞，一个压力计，一个将压力表连接到气缸上的连接通道， 连接孔和安装在连接通道上的三通阀。 压力表在三通阀的第一方向连接到气缸。 外部连接孔在三通阀的第二方向连接到气缸。