Mechanical linkage for shop fitting or trade fair display-frame or structure

摘要

A shop fitting or trade fair stand frame (1) consists of members which have mechanical linkages assembled into a join (3). The joint has a base block (4) with a number of strut holders (7). The block (4) has a number of recesses (13) receiving strut holders (7). The recesses (13) or strut holders (7) have a locking unit (29) creating a friction closure or form closure between the block (4) and the respective strut holder (7).