Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Akihiro Chida1
Date of Patent
March 17, 2009
Patent Application Number
10554320
Date Filed
February 25, 2004
Patent Primary Examiner
Patent abstract
An elevator control device has: a processing portion for controlling an operation of an elevator based on a clock signal; and a detection portion for comparing the number of edges of the clock signal counted within a preset period of time with the preset number of edges to detect a condition of the clock signal to issue an instruction related to the operation of the elevator to the processing portion in accordance with the detection results.
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