FIELD: building, particularly door production.
SUBSTANCE: door comprises door frame secured to door post located in door opening. Door frame has lining made as frame of angle members having outer and inner shoulders. Arranged along inner shoulder edge are metal tube and door leaf with inner and outer coatings. Door is provided with sealing means. Tube has square cross-section and includes a number of orifices arranged along perimeter of inner door coating abutment area.
EFFECT: improved isolation properties, increased efficiency of damping of door leaf hits against door frame.
3 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METAL DOOR | 2006 |
|
RU2317392C1 |
| METHOD FOR INSTALLATION OF METAL DOOR ASSEMBLY | 2006 |
|
RU2324043C2 |
| DOOR | 2019 |
|
RU2721145C1 |
| DOOR ASSEMBLY | 2004 |
|
RU2273713C1 |
| WINDOW OR DOOR OPENING FINISHING SYSTEM | 2019 |
|
RU2697494C1 |
| METHOD FOR FIXATION OF ROOM DOOR FRAMES IN OPENING | 2005 |
|
RU2387778C2 |
| DOOR UNIT | 2010 |
|
RU2445429C1 |
| STAINED-GLASS SYSTEM | 2018 |
|
RU2690125C1 |
| COMPOSITE DOOR-FRAME, SIDE AND UPPER FRAMEWORKS | 1998 |
|
RU2204675C2 |
| ADJUSTABLE DOOR JAMB | 2006 |
|
RU2379458C1 |
