| 摘要 |
<p>The device has a battery case (13) pivotably supported in or at a housing or a frame (10) between open and closed positions. The battery case has a locking element e.g. detent, within a battery charging area relating to a rotational axis (14). Another locking element e.g. catch recess, corresponding to the former locking element is attached at the housing or frame so that the battery case is releasably locked in a pivot position between the open and closed positions. The rotational axis runs in center of an annular supporting element of the case.</p> |
