| 摘要 |
FIELD: electricity. ^ SUBSTANCE: invention is related to the field of electric engineering, in particular to structures of pin antenna foundations. Collapsible magnetic foundation comprises support device, movable supports connected to support device with the help of ball joints, magnets installed at other ends of movable supports. Support device comprises axial device in the centre, having spherical end surface and device for adjustment of antenna inclination angle. Antenna stability in conditions of wind load is provided by permanent magnets. ^ EFFECT: provision of possibility for variation in wide range of antenna foundation fixation planes arrangement, owing to which collapsible magnetic antenna foundation may be installed onto metal surface of any curvature. ^ 15 cl, 5 dwg |
