Pulley for a forestry winch, said pulley comprising:- a circular sheave (1) arranged to receive a rope,- a housing (2) shaped to correspond to said sheave (1), wherein the housing (2) comprises: two sides (21), an upper curved or multipart protective plate (22), and at least one free, usually frontal part (23), where the rope can access the sheave (1),- an attachment element (3) for installation on a winch,- a mechanism for terminating winding of the rope which is arranged to interact with a sensor or a switch (4) installable in a winch housing, said mechanism comprising: an impact element (5), preferably shaped as a pair of impact handles, which at least partly covers the free part (23) of the housing (2), wherein the impact element (5) is movably mounted on the housing (2) of the pulley in a mounting (51),wherein a part of the impact element (5) is connected to a rotatably mounted plate (6), which may be one of the sides (21) of the housing (2) or a separate plate, which is rotatably installed on the side (21) of the housing (2), wherein the rotatably mounted plate (6) is arranged to be in contact with the vertically movable element (7), which is upon movement due to rotation of the plate (6) arranged to be sensed by the sensor or a switch (4), andwherein in its extreme position a top part (72) or a bottom part of the vertically movable element (7) is arranged to enter or leave a sensing field of the sensor or the switch (4) depending on the settings of the sensor or the switch (4) configured to cause termination of rope winding.


    Access

    Download


    Export, share and cite



    Title :

    PULLEY WITH A MECHANISM FOR TERMINATING WINDING OF A ROPE AND A WINCH COMPRISING SAID PULLEY


    Additional title:

    RIEMENSCHEIBE MIT EINEM MECHANISMUS ZUM BEENDEN DES AUFWICKELNS EINES SEILS UND EINE WINDE MIT DIESER RIEMENSCHEIBE
    POULIE AVEC MÉCANISME DE TERMINAISON D'ENROULEMENT D'UNE CORDE ET TREUIL COMPRENANT LADITE POULIE


    Contributors:
    PISEK FRANC (author)

    Publication date :

    2024-05-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66D Haspeln , CAPSTANS