Patent ID: 8430212

Claim:
An elevator apparatus, comprising: a car; a driving device that raises and lowers the car; a brake device that brakes running of the car; a travel control device which controls the driving device and the brake device; and a safety circuit section including: a plurality of abnormality detection units; a safety control device that controls an electric power supply to the driving device and the brake device in accordance with a content of an abnormality detected by the plurality of abnormality detection units; failure detection means for detecting a failure of the safety control device; and circuit changeover means for forming a failure-time circuit when the failure of the safety control device is detected in which the electric power supply to the driving device and the brake device continues until the electric power supply is interrupted directly by any single one of the plurality of abnormality detection units when the single one of the plurality of detection units detects a respective abnormality condition.