FIELD: mechanisms.
SUBSTANCE: invention relates to locking devices. Disclosed device for sealing of doors service rooms is method of fixation on keyhole by means of electrically connected pair of pin contacts, inserted into device and closing actuating circuit of electronic unit, generating random number, which is code, intended for control of premises opening-closing events.
EFFECT: technical result is reduction of time and simplified process of rooms closing.
1 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ELECTRONIC SEAL | 2015 |
|
RU2597563C1 |
| DEVICE FOR SEALING UP OBJECT | 1997 |
|
RU2171881C2 |
| DEVICE FOR CONTROL OF ACCESS TO PREMISES | 2007 |
|
RU2367756C2 |
| 0 |
|
SU420746A1 | |
| ARRANGEMENT FOR LOCKING AND SECURITY-SEALING DOORS | 0 |
|
SU1289976A1 |
| SEALING DEVICE | 2004 |
|
RU2276413C1 |
| DEVICE FOR LOCKING AND SECURITY-SEALING DOORS | 0 |
|
SU996708A1 |
| METHOD OF SEALING AND DEVICE FOR ITS REALISATION | 2008 |
|
RU2398947C2 |
| SEALING DEVICE | 2016 |
|
RU2628729C1 |
| DEVICE FOR SECURITY SEALING OF OFFICE DOORS | 0 |
|
SU642235A1 |
