The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 19, 2013
Filed:
Aug. 31, 2010
Kwang Hyo Chung, Daejeon, KR;
Yo Han Choi, Daejeon, KR;
Dae Sik Lee, Daejeon, KR;
Young Jun Kim, Daejeon, KR;
Moon Youn Jung, Daejeon, KR;
Seon Hee Park, Daejeon, KR;
Kwang Hyo Chung, Daejeon, KR;
Yo Han Choi, Daejeon, KR;
Dae Sik Lee, Daejeon, KR;
Young Jun Kim, Daejeon, KR;
Moon Youn Jung, Daejeon, KR;
Seon Hee Park, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
There is provided a magnetic microvalve using a metal ball and a method of manufacturing the same. A magnetic microvalve using a metal ball according to an aspect of the invention may include: an upper substrate having a microchannel serving as a passage through which a fluid moves, a fluid inlet through which the fluid flows into the microchannel, and a fluid outlet through which the fluid, having passed through the microchannel, flows out of the microchannel; a lower substrate having a trench locally provided therein; a PDMS/metal ball combination having a metal ball and PDMS surrounding the metal ball so that the metal ball is located in a central portion thereof, the PDMS/metal ball combination being inserted into the trench provided in the lower substrate; and a magnet located above the microchannel, provided in the upper substrate, and generating magnetic force.