| 摘要 |
PROBLEM TO BE SOLVED: To automatically turn on and off electricity, without worrying about a case of forgetting to cut off a switch for power saving optionally performed by a wall outlet with no switch operation, an adaptor with a switch operating portion, and an extension cord with the switch operating portion.SOLUTION: A human sensor, a temperature sensing device, an outlet and a switch are housed and disposed in this adaptor body to automatically sense a person and switch on and off a power supply. Damages and fire can be prevented by sensing an internal temperature rise; excessive electric current carried up to the switch operating portion with respect to an existing extension cord by selecting an adaptor method and a wall embedded method in accordance with application; and forgetting turning electricity off can be prevented. |
