US Patent 7375644 Foot switch and output system having foot switch
Patent 7375644 was granted and assigned to Olympus Group on May, 2008 by the United States Patent and Trademark Office.
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The foot switch includes a pedal, an output command signal generating section for transmitting, when the pedal is operated, an output command signal to an apparatus which has a function of producing active output, a storage battery for supplying electrical power to the output command signal generating section, a condition-detecting section for detecting a remaining capacity of the storage battery, and a notifying section for making notification of an amount corresponding to the remaining capacity detected by the condition-detecting section. The condition-detecting section can detect the remaining capacity based on the remaining voltage of the storage battery.
US Patent 07375644 Foot switch and output system having foot switch US Patent 7375644 Foot switch and output system having foot switch
US Patent 07375644 Foot switch and output system having foot switch
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