| 摘要 |
<p>Winding gear of an elevator, adapted for lifting a load, gear including a casing and an output shaft having one end extending out of the casing and on which is mounted a cable pulley for supporting the load, which load exerts on the cable pulley and in turn radially on the shaft a force acting in a predetermined direction. The output shaft is carried by two bearings within the casing and by a third bearing lying outside the casing and carrying the extending end of the shaft. Springs support and resiliently bias the third bearing in a direction, radially of the shaft, which is in opposition to the predetermined direction mentioned above.</p> |
