| 摘要 |
<p>The control device includes a spring (25) that pretensions a key (21) such that it is moved in a number of diverging directions representing digits or group of characters. When the key is moved radially, a pin (32) provided in the key is inserted into one of the slots (30) so as to activate a sensor (27) associated with the selected slot in order to enter a corresponding character.</p> |
