| 摘要 |
PROBLEM TO BE SOLVED: To give the deed as electric charge a meaning in terms of real life such as taking a meal or feeding on the feed. SOLUTION: The whole construction including a receiver 4 and a load part 5 corresponds to a robot. A combination of a signal transmitter 3 and power supply for driving 1 to be jioned with the robot constitutes a charging station to work as a feed place for robot. At the charging station as feed place, the transmitter 3 supplies the robot supplementary information superposed on the supply voltage on a power line 2 as a device to supply a meal (precisely, a thing like a fish flour to be sprinkled over the electric power which is the meal). A database 6 has a meaning as a retailer for the meat of the robot.
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