PROBLEM TO BE SOLVED: To provide a chain looseness detection device of a passenger conveyor capable of accurately detecting chain looseness.SOLUTION: A coil spring 3 of a chain looseness detection device 1 has a roller 35 brought into contact with a driving chain 112 and a spring main body 31 biasing it. The roller 35 biased by the spring main body 31 is brought into contact with the driving chain 112 and imparts tension to the driving chain 112. A limit switch 6 has an operation section 61 movable by telescopic motion of the spring main body 31 and operates by movability thereof. A control section 8 outputs an on/off state of the limit switch 6.SELECTED DRAWING: Figure 3

    【課題】チェーンの緩みを正確に検出することができる乗客コンベアのチェーン緩み検出装置を提供すること。【解決手段】実施形態に係るチェーン緩み検出装置1のコイルばね3は、駆動チェーン112と当接するローラー35とそれを付勢するばね本体31とを有し、ばね本体31で付勢されたローラー35が駆動チェーン112と当接し、駆動チェーン112に張力を付与する。リミットスイッチ6は、ばね本体31の伸縮により可動する操作部61を有し、その可動で作動する。制御部8は、リミットスイッチ6の入切の状態を出力する。【選択図】図3


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    Title :

    CHAIN LOOSENESS DETECTION DEVICE OF PASSENGER CONVEYOR


    Additional title:

    乗客コンベアのチェーン緩み検出装置


    Contributors:

    Publication date :

    2016-05-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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