| 摘要 |
An electrically controlled door lock ( 11 ) provided with a blocking member ( 21 ) and a detent ( 20 ), the blocking member being in contract with an electrically controlled actuator ( 24 ) such as a piezo-electric member which is used to control movement of the blocking member which in turn causes either the release of a locking member ( 12 ) from a door to allow the door to be opened or the engagement of the locking member to prevent the door from being opened.
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