ELEVATOR PULL ELEMENT CONTROLLER Russian patent published in 2013 - IPC B66B7/12

Abstract RU 2485041 C2

FIELD: transport.

SUBSTANCE: invention relates to elevators, particularly, to their control systems. Elevator system comprises controller. Controller 20 comprises acoustic oscillator 21 arranged nearby wire rope 3 without contact therewith to generate contact signal at contact with deformed wire rope strand, mike 25, electric circuit, and rotary converter. Electric circuit comprises band filter, comparator and memory cell. Comparator outputs signal describing detected defect.

EFFECT: continuous control and flaw detection.

8 cl, 8 dwg

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RU 2 485 041 C2

Authors

Nakamori Masanori

Dates

2013-06-20—Published

2009-02-12—Filed