Locking apparatus
First Claim
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1. A locking apparatus comprising:
- a lock driver configured to electrically lock and unlock a door;
a biometric verifier configured to receive biometric information from a user, verify the received biometric information by comparing it with registered biometric information, and if the biometric verification authenticates the user, enable the lock driver to electrically operate;
a key cylinder interlinked with the lock drive to permit manual operation of the lock drive via a key cooperating with the key cylinder;
a detector configured to detect manipulation of the key cylinder;
an alarm device configured to give an alarm in response to the detector detecting manipulation of the key cylinder;
a power supply;
the detector including a switch interconnecting the alarm and the power supply which sets off the alarm when the detector detects manipulation of the key cylinder; and
a normally-closed disconnecting switch connecting the power supply to the alarm, configured to disconnect the power supply when the biometric verifier authenticates the user.
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Abstract
A locking apparatus has a lock driver to electrically lock and unlock a door, a fingerprint read/verify unit to receive a fingerprint from a user, verify the received fingerprint by comparing it with registered fingerprint data) and if the fingerprint verification authenticates the user, enable the lock driver to electrically operate, a key cylinder attached to the door, an interlink linking the key cylinder with the lock driver, and a key to manually operate the lock driver in cooperation with the key cylinder and the interlink.
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Citations
4 Claims
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1. A locking apparatus comprising:
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a lock driver configured to electrically lock and unlock a door;
a biometric verifier configured to receive biometric information from a user, verify the received biometric information by comparing it with registered biometric information, and if the biometric verification authenticates the user, enable the lock driver to electrically operate;
a key cylinder interlinked with the lock drive to permit manual operation of the lock drive via a key cooperating with the key cylinder;
a detector configured to detect manipulation of the key cylinder;
an alarm device configured to give an alarm in response to the detector detecting manipulation of the key cylinder;
a power supply;
the detector including a switch interconnecting the alarm and the power supply which sets off the alarm when the detector detects manipulation of the key cylinder; and
a normally-closed disconnecting switch connecting the power supply to the alarm, configured to disconnect the power supply when the biometric verifier authenticates the user. - View Dependent Claims (2, 3, 4)
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Specification