FIELD: construction.
SUBSTANCE: invention relates to a device for smooth opening and closing of doors, namely to a door closer. Set of elements for ensuring smooth opening and closing of a door in a door frame includes a door closer system, including a closer assembly installed on one side of the door frame, a closer assembly installed on the door leaf, as well as a damper assembly installed on the door frame.
EFFECT: providing reliable and long-term operation without frequent maintenance.
2 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ELECTROMECHANICAL DRIVE FOR MULTI-WING OR SINGLE-WING DOOR (VARIANTS) | 2002 |
|
RU2287651C2 |
| LIQUIDLESS AND CASELESS DOOR ACTUATOR | 2000 |
|
RU2178054C1 |
| DOOR CLOSER | 2020 |
|
RU2749582C1 |
| DOOR CLOSER WITH GUIDE PLATE | 2002 |
|
RU2288334C2 |
| ACCESSORY FOR DOOR HINGE AND DOOR CLOSER | 2003 |
|
RU2256759C2 |
| UNIVERSAL DOOR CLOSER (VERSIONS) | 2007 |
|
RU2361051C2 |
| DOUBLE-ACTING DOOR | 1988 |
|
RU1602104C |
| DOOR UPPER HINGE | 2010 |
|
RU2466257C2 |
| ELECTROMAGNET DOOR BRAKE | 2007 |
|
RU2340755C1 |
| DOOR SEALING DEVICE | 0 |
|
SU1747663A1 |
