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:
Feb. 22, 2011
Filed:
Apr. 07, 2006
Goro Fujita, Ota, JP;
Hiroshi Kurokawa, Yawata, JP;
Takashi Yasuo, Ashikaga, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A fuel cell system includes a fuel cell provided with an anode and a cathode, a first container for storing a liquid fuel to be supplied to the anode, a second container provided in the first container to contain liquid and gas, a joint which is provided in the first container and discharges the liquid fuel outside the first container, an outlet pipe connecting the joint to the second container, and a remaining indicator window provided to make the interior of the outlet pipe is viewable. Further, an alert color is applied to an area that becomes viewable when the gas is flowing through the outlet pipe, the color being applied on the area opposite to the remaining indicator window across the outlet pipe.