| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a unit attaching and detaching device capable of easily switching units. SOLUTION: This unit attaching and detaching device is provided with a locking mechanism 40 for holding a unit inserted into a unit insertion opening formed on the side part of a case at the insertion position, an unlocking mechanism for unlocking the locked locking mechanism, and an ejecting mechanism for ejecting the unit released from its locked state to the outside of the case.</p> |
