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:
Apr. 13, 2010
Filed:
Sep. 03, 2004
Hye-jung Cho, Anyang-si, KR;
Xiaobing Luo, Yongin-si, KR;
Hyuk Chang, Sungnam-si, KR;
Samsung SDI Co., Ltd., Suwon-si, KR;
Abstract
A fuel supply device for direct methanol fuel cells. The fuel supply device for direct methanol fuel cells includes a fuel tank to store a liquid fuel, a cavity plate to store the liquid fuel transferred from the fuel tank, a thin film type active pump welded on the bottom of the cavity plate to bring about a movement of the cavity plate, and a nozzle plate disposed on the cavity plate to eject the liquid fuel. Accordingly, it is possible to actively control a liquid fuel in a needed amount and supply it to a fuel cell in accordance with a use mode of an electronic device and effectively remove by-products of the fuel cell, thereby improving the efficiency of the fuel cell.