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:
Aug. 07, 2012
Filed:
Sep. 08, 2009
Kak Namkoong, Seoul, KR;
Won-seok Chung, Hwaseong-si, KR;
Joon-ho Kim, Seongnam-si, KR;
Kyu-youn Hwang, Yongin-si, KR;
Hee-kyun Lim, Hwaseong-si, KR;
Kak Namkoong, Seoul, KR;
Won-seok Chung, Hwaseong-si, KR;
Joon-ho Kim, Seongnam-si, KR;
Kyu-youn Hwang, Yongin-si, KR;
Hee-kyun Lim, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A microfluidic valve unit for controlling the flow of fluid flowing along a channel, and a method of fabricating the same are provided. The valve unit includes a channel formed in a platform; a valve filler which includes a phase transition material that is disposed in the channel in a solid state at room temperature to close the channel and is melted when energy is applied thereto; and at least one capillary channel which extends from a sidewall of the channel and into which the valve filler flows when the valve filler is melted, wherein the at least one capillary channel has a cross-sectional area which is less than a cross-sectional area of the channel.