Door access equipment for e.g. nursery school, has guiding element for guiding movement of opening relative to valve block in direction parallel to pivot axis, where valve block includes segment groove centered at pivot axis of opening

摘要

The equipment has a valve block (15) including a segment groove (16) centered at a pivot axis of an opening in which a positioning finger (8) is engaged and moved. A first portion of the segment groove is provided in a closed position, and a second portion of the segment groove is utilized in an opened position. A guiding element (10) guides a movement of the opening relative to the valve block in a direction parallel to the pivot axis.