| 摘要 |
PROBLEM TO BE SOLVED: To teach the existence of a heater placed in a living room and such at night to prevent the user from coming into contact with or getting caught with it when the user goes to the bathroom in the dark at night. SOLUTION: This warm air heater 1 has a control unit 7, which controls a fan 11, a motor 12, a combustion unit 13, and a combustion sequence, and an electric wire 8 for power supply intake at a main unit 2, connects a human detection sensor 3 to an input part of the control unit 7, has a circuit 4 which supplies power to an output part in conjunction with the human detection sensor 3, connects a light source 5 to the circuit 4, supplies power to the circuit 4 in conjunction with the human detection sensor 3, and turns on the light source 5 to teach the existence of the heater. COPYRIGHT: (C)2004,JPO
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