Panel structure for public enclosures

In a constructional element in particular for the equipment of premises used by the public for defining between the public and an officer isolated in another premises a transparent separating structure which however permits oral communication and exchanges of objects or documents, the element comprising a counter having a substantially horizontal upper part, an upper separating wall surmounting the counter, a major part of which wall is made from a transparent material and is inclined with respect to the vertical upwardly and toward the public premises side, the element having a part located below the upper substantially horizontal part of the counter, a lower wall closing said lower part, the improvement wherein, apart from the upper part of the counter, the upper wall and the lower wall, the constructional element comprises only two spaced-apart lateral posts which are contained in vertical planes and have elongated and inclined upper parts, between which upper parts said upper wall is maintained, and wider lower parts which provide the element with a suitable supporting polygonal structure, the upper part of the counter and the lower wall being maintained between said lower parts.