公开(公告)号：US10697838B1

公开(公告)日：2020-06-30

申请号：US16397073

申请日：2019-04-29

Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY

Inventor： Sung Bok Kang ,  Jong Seok Kim ,  Hyeun Seog Choi

IPC: G01L1/14 ,  G01B7/16 ,  H01H29/28 ,  H01B1/22 ,  A61B5/053

Abstract: Provided are a filter element and a method of preparing a filter element. The filter element includes a pattern substrate having a first channel formed on one surface and a second channel formed on the other surface and including a first base and a second base which have different liquid permeabilities; a first liquid metal pattern disposed in the first channel; a second liquid metal pattern disposed in the second channel and at least partially overlapping the first liquid metal pattern; and a contactor configured to invade in the first base and the second base and electrically connect the first liquid metal pattern to the second liquid metal pattern.