| 摘要 |
In a device for access control comprising an electrically actuable lock and a key (12, 16) the lock and/or the key (12, 16) have/has a power supply comprising at least one thin-film solar cell (6, 10, 11, 15, 20, 21) which is fitted or applied to an area of the key (12, 16) that is exposed to the light and/or of a part electrically connected to the lock or below an energy-transmissive area of the lock, of the key (12, 16) and/or of a part electrically connected to the lock or forms said area.
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