| 摘要 |
FIELD: doors, particularly corner joints or edge joints for windows, doors, or the like frames or wings. ^ SUBSTANCE: connection unit comprises vertical and horizontal profiles having the same cross-sections and sealing members. Vertical and horizontal profiles are hollow and provided with slots formed in the first profile sides. Horizontal profiles may be connected with vertical ones by means of brackets. Sealing members are made as solid strips and installed in slots formed in profile surfaces. The sealing members are connected with each other by glue. Rectangular bosses with corrugated surfaces are made at sealing member edges. Cut is made in profile connection area. Cut length is equal to sealing member width. Cut depth is equal to height of boss made in sealing members located on horizontal profile surfaces. Vertical and horizontal profile connection area is additionally provided with reinforcing strip. ^ EFFECT: increased reliability of profile connection. ^ 6 cl, 3 dwg |
