| 摘要 |
<P>PROBLEM TO BE SOLVED: To eliminate the need of using a dry cell in a foot controller and to eliminate troublesomeness accompanying the capacity decline and replacement of a dry cell and a trouble accompanying work interruption by providing a solar cell to the foot controller and performing radio communication using power obtained by the solar cell. <P>SOLUTION: The drive of a work apparatus 6 provided to a device body 10 is controlled by radio signals from the foot controller 40. The foot controller 40 includes solar cells 41 (41a, 41b, 41c) arranged on an upper surface, a side face and/or a front surface, and transmits the radio signals to the receiver 9 of the device body 10 by utilizing the power generated by the solar cells 41. <P>COPYRIGHT: (C)2012,JPO&INPIT |
