Device for forming expansion joints between covered floor or wall area sections

A device for forming expansion or moving joints between covered floor or wall area sections, comprising:

• a first angle section comprising a fastening leg and an approximately S-shaped terminating leg, an upper part of said terminating leg forming a pocket comprising two pocket-forming legs, said two pocket-forming legs being disposed vertically outwards in relation to the fastening leg of said angle section, and a lower part of the terminating leg of the first angle section forming a chamber which is open toward the fastening leg and adapted receive mortar filled between an adjoining floor or wall coating and the terminating leg to support the device;
• and
• a second angle section comprising a fastening leg, a terminating leg being molded vertically on the fastening leg, and a sliding leg extending vertically spaced from a top end of the terminating leg, said sliding leg slidingly engaging the pocket of the first angle section.