Elevator door lock safety devices (300; 400; 500; 600; 700; 900) including a base (408), a first expanding extension member (410a; 510a; 910a) extending from the base (408), the first expanding extension member (410a; 510a; 910a) having a first exterior surface (522a) and a first interior surface (416a), a second expanding extension member (410b; 510b; 910b) extending from the base (408) and opposing the first expanding extension member (410a; 510a; 910a), the second expanding extension member (410b; 510b; 910b) having a second exterior surface (522b) and a second interior surface (416b), wherein a separation distance (412; 512) is defined between the first and second interior surfaces (416a; 416b), an actuator aperture (420; 920) formed within the first expanding extension member (410a; 510a; 910a) and extending through the first expanding extension member (410a; 510a; 910a) from the first exterior surface (522a) to the first interior surface (416a), and an actuation device (406; 906) passing through the actuator aperture (420; 920), wherein actuation of the actuation device (406; 906) actuates the elevator door lock safety device (300; 400; 500; 600; 700; 900) from a first state to a second state, wherein the separation distance (412; 512) is greater in the second state than in the first state.


    Access

    Download


    Export, share and cite



    Title :

    ELEVATOR DOOR LOCK SAFETY DEVICE


    Additional title:

    AUFZUGSTÜRVERRIEGELUNGSSICHERHEITSVORRICHTUNG
    DISPOSITIF DE SÉCURITÉ POUR SERRURE DE PORTE D'ASCENSEUR


    Contributors:

    Publication date :

    2019-08-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



    ELEVATOR DOOR LOCK SAFETY DEVICE

    DUCHAMP LOIC / FOUGERON SEBASTIEN / BLANCHARD ARNAUD | European Patent Office | 2018

    Free access

    Elevator door safety lock system

    MARINELLI JAMES | European Patent Office | 2017

    Free access

    Safety type elevator landing door lock device

    SUN ZHIGUO / WANG HAIJIAN / FENG HUI et al. | European Patent Office | 2024

    Free access

    ELEVATOR LINTEL DOOR LOCK SAFETY DEVICES

    RENARD ALEXANDRE / SCHACH CLEMENT | European Patent Office | 2020

    Free access

    ELEVATOR LANDING DOOR LOCK SAFETY SYSTEM

    FONTENEAU NICOLAS | European Patent Office | 2018

    Free access