| 摘要 |
PURPOSE: A safe door locking device using an electromagnet of a drum washing machine is provided to prevent a safety accident by not sealing the inside of a drum by pressing a safety lock key in the inside of a drum. CONSTITUTION: A safe door locking device using an electromagnet of a drum washing machine comprises a safety lock key which is installed on the top of a drum washing machine. Current flows through an electromagnet if user presses the safety lock key. User is able to confirm whether a door is shut or not as a signal. If door is in a closed state, current flows from the electromagnet and the inside and the outside of the drum washing machine are completely shielded. In the door is in the closed state, air or water is not flown in or leaked. The safety lock key is installed in order not to be pressed by user in the inside of the drum. Current does not flow in the electromagnet in case the door is opened. |
