Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chun Te Yu0
Date of Patent
September 6, 2011
0Patent Application Number
122130310
Date Filed
June 13, 2008
0Patent Primary Examiner
Patent abstract
This invention relates to a lock, which includes a housing and an indicative lock core. The indicative lock core is operable by a key to move to an indicative position and be stuck in the indicative position. The indicative lock core can move back to its original position only through a restore mechanism. When the key-operated lock core is in the indicative position, the key-operated lock core is partly situated outside the housing and is easily noticed.
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