| 摘要 |
<p>PURPOSE: To intend to improve convenience of an automatic cleaner with lower labor of a user by providing a light emitting part on a receptacle to emit a light signal to guide the cleaner body and a light receiving part on the automatic cleaner to receive the light signal. CONSTITUTION: A plug means 30 is connected to the end part of a power supply cord 13 of a power supply cord drawing-in/out means 15 which is mounted on the upper side of a cleaner body 1, and a receptacle means 50 with which the plug means 30 can electrically be connected and combined is provided at a certain site such as wall 25 or the like. A light emitting part 71 to emit a light signal to guide the cleaner body 1 is provided at a certain site of the receptacle means 50, and a light receiving part 73 to receive the light signal emitted from the light emitting part 71 is provided at a certain site of a control means 17 which is mounted on the upper side of the power supply cord drawing- in/out means 15. A shaft member 41 is rotatably provided in the body 39 of the plug means 30, and catches 33a and 33b to fix the plug means 30 by hooking on hooking protrusions of the cleaner body and receptacle means are provided.</p> |
