| 摘要 |
<p>Chambers (3-5) of chamber profile plates (1) are of specified structures and contain grooves (11,12,18) in profile plates at one side of side walls, parallel to axis of chambers. Part of grooves is formed in stepped configuration and at least two adjacent grooves are of different depth. Between plug profiles (6-8) of corner connectors (9) are located grooves for flat wall parts (10) fitting in grooves of profile plates. Independent claims are included for chamber profile plate and corner connector.</p> |
