PROBLEM TO BE SOLVED: To provide a sheave which exhibits vibration damping effects regardless of elevating speed and roping.SOLUTION: A sheave for an elevator includes: a pair of hub parts each having a large diameter part and a small diameter part; a fastening member which arranges both the small diameter parts of the pair of hub parts opposite each other and fastens them; and plural sheave groove parts disposed in a position interposed between both the large diameter parts of the fastened pair of hub parts, via elastic members. Compression stress from the large diameter parts is applied to the elastic members and the sheave groove parts in a state that the pair of hub parts are fastened by the fastening member, whereas a gap exists between both the small diameter parts of the pair of hub parts.SELECTED DRAWING: Figure 2

    【課題】昇降速度やローピングを問わずに防振効果を発揮することができる綱車を提供すること。【解決手段】エレベータ用綱車は、大径部および小径部をそれぞれ備えた一対のハブ部と、一対のハブ部の小径部同士を対向配置して締結する締結部材と、締結された一対のハブ部の大径部同士で挟まれた位置に、弾性部材を介して、配置された複数の綱溝部とを備え、一対のハブ部が締結部材で締結された状態で、弾性部材および綱溝部は、大径部により圧縮応力を受けており、且つ、一対のハブ部の小径部同士の間には隙間が存在している。【選択図】図2


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    SHEAVE FOR ELEVATOR


    Weitere Titelangaben:

    エレベータ用綱車


    Beteiligte:
    EZAKI YUYA (Autor:in) / SAKUMA YOICHI (Autor:in) / NARITA MASAO (Autor:in)

    Erscheinungsdatum :

    30.11.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16F SPRINGS , Federn / B66B Aufzüge , ELEVATORS



    ELEVATOR SHEAVE

    SAWATANI KAZUKI / YAMADA TOMOKI | Europäisches Patentamt | 2023

    Freier Zugriff

    ELEVATOR SHEAVE

    SAWATANI KAZUKI / YAMADA TOMOKI | Europäisches Patentamt | 2024

    Freier Zugriff

    ELEVATOR SHEAVE HEATING DEVICE AND ELEVATOR SHEAVE HEATING METHOD

    KINOSHITA TORU / NISHIDA TAKEHITO / YASUI TAKETO | Europäisches Patentamt | 2023

    Freier Zugriff

    Elevator sheave assembly

    DUVALL JEFFREY / DELK WILLIAM / MORSE JUSTIN | Europäisches Patentamt | 2021

    Freier Zugriff

    ELEVATOR SHEAVE CLEANER

    GRAINGER ETHAN KENT / CREEL JAMES O'NEAL JR / FORREST RONNIE D JR | Europäisches Patentamt | 2022

    Freier Zugriff