| 摘要 |
<p>A wall socket for a new domestic system is safe for children. It can be installed in schools, kinder-gardens, etc. It is safe-guarded against the insertion foreign objexts such as nails, wires and screwdrivers. Several switch contacts are deflected from the base or side of the socket when the plug in inserted. These switches produce the continuity via shorting links to the terminal contacts of the socket. The switches are double poled. Only a current carrying pole is switched in or contacted.</p> |
