FIELD: ironmongery. SUBSTANCE: invention refers to manner to close keyhole which includes closure of keyhole by physical pendulum with axle. Means for authorized movement is mounted on physical pendulum and is kinematically coupled to axle. Physical pendulum is authorized to move relative to axle. EFFECT: enhanced resistance to unauthorized penetration. 2 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| WAY TO SHUT KEYHOLE AND LOCK | 2001 |
|
RU2192528C1 |
| DEVICE AND METHOD FOR INSTALLATION OF DEVICE FOR CLOSING OF KEYHOLE | 2000 |
|
RU2167249C1 |
| DEVICE FOR CLOSING OF KEYHOLE | 2000 |
|
RU2162505C1 |
| DEVICE FOR CLOSING THE KEYHOLE | 2000 |
|
RU2182635C1 |
| DEVICE FOR CLOSING OF KEYHOLE | 2000 |
|
RU2162130C1 |
| DEVICE FOR CLOSING OF KEYHOLE | 2000 |
|
RU2162504C1 |
| METHOD FOR MANUFACTURE OF DOOR, LOCK AND METHOD FOR CLOSING OF KEYHOLE | 2000 |
|
RU2183719C1 |
| METHOD FOR CLOSING OF KEYHOLE, DOOR AND METHOD FOR ITS MANUFACTURE | 2001 |
|
RU2178495C1 |
| METHOD AND DEVICE FOR CLOSING OF KEYHOLE | 2000 |
|
RU2166595C1 |
| KEY HOLE CLOSING DEVICE | 1998 |
|
RU2132437C1 |
