| 摘要 |
<p>The frame structure is used for fitting and making ofdecorative doors. By it relief-shaped decorative flat pieces arefitted to the door panel as well to the window panes by means ofscrew connections fitted along their entire lengths. The frame ismade of a lower (10) and an upper (15) U-shaped profile, the sidearms of which have different lengths, and an L-shaped pressingbracket (9) with fixing screws (11). The lower (10) and the upper(15) profile are mounted one inside the other by their long andshort side arms (101, 102, 151 & 152) and are shifted by a pitchone to another so that an internal hollow space is formed throughwhich screws (11) pass for fixing the door panel (6) with theinner (5) and outer (8) decorative flat piece to frame (2).Between the inner decorative flat piece (5) and the short arm(15) of the upper profile (15) of frame (2) and between the innerdecorative flat piece (8) and the arm of the L-shaped pressingbracket (9), first (12), second (16) and third (17) sealing bandsare mounted fitted along their entire lengths. Along the wholelength of the external side of frame (2) there is an outwardprojecting fold, and forming a rear internal hollow cavity for thefirst sealing band (12), and the door case has an inner fold bowedunder 90o ensuring tight sealing.3 claims, 3 figures</p> |
