• CN 101,233,066 B
  • Filed: 05/25/2006
  • Issued: 06/12/2013
  • Est. Priority Date: 05/25/2006
  • Status: Active Grant
First Claim
Patent Images

1. a lift appliance, is characterized in that, described lift appliance has:

  • Car, it is lifting in hoistway;

    Suspension unit, it suspends above-mentioned car in midair, and has;

    comprise the suspention body of many steel wires and coat the resinous cladding of the peripheral part of above-mentioned suspention body;

    AndCoat abnormal detector, itself and above-mentioned suspension unit closely configure, for detection of the damage of above-mentioned cladding,Above-mentioned coating abnormal detector has;

    magnet, and itself and above-mentioned suspension unit are opposed;

    With displacement detection section, it detects the displacement of above-mentioned magnet on the length direction of above-mentioned suspension unit,By the wearing and tearing of above-mentioned cladding, it is large that attractive force between above-mentioned suspention body and above-mentioned magnet becomes, and above-mentioned magnet is shifted to the moving direction tractive of above-mentioned suspension unit.

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