Other

Ricoh Company, Ltd.

Suzuki Motor Corporation

Tohoku Ricoh Co., Ltd.

Hiroyuki Ojima

Minoru Umeda

Isamu Uchida

There is provided an in-vehicle power source device having favorable workability for replacing a fuse that melts down when an overcurrent flows to an electric load. A battery selector switchhaving a current detecting function, a main relayhaving current detecting function, a bypass relayfor bypassing the battery selector switch, and a bypass fuseto melt down when an overcurrent flows to a second electric loadare provided. The bypass fuseis deployed outside of a casefor storing a second power source, the bypass fuseand the second power sourceare connected in series, and when currents detected by the battery selector switchand the main relayare equal to or greater than a predetermined value, the battery selector switchand the main relayare turned off and the bypass relayis closed.

In-vehicle power source device

An electrocatalyst for ethanol oxidization includes an elemental mixture containing platinum and ruthenium and at least one element, wherein the foregoing at least one element is selected from the group of tungsten, tin, molybdenum, copper, gold, manganese, and vanadium.

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Shizuoka, Japan

Hiroyuki Ojima