CAGE MULTIPLE-DIPOLE ANTENNA Russian patent published in 1999 - IPC

FIELD: antenna equipment. SUBSTANCE: device has stationary telescopic dipole, and mobile telescopic dipoles, which are arranged along guide. Goal of invention is achieved by introduced toothed rack which is mounted on guiding carriage and joint-lever mechanism. One hinge of this mechanism for connection of centers of levers is rigidly connected to rack. Other hinges are allocated to respective carriages. Stationary telescopic dipole is mounted on rack. Mobile telescopic dipoles are located on carriages. One carriage carries drive, which output gear is connected to toothed rack. Telescopic dipoles are spring-loaded for extension and are equipped with respective threads which are attached to their pulleys. Pulleys of mobile telescopic dipoles are equipped with gears which interact with toothed rack. Pulley of stationary telescopic dipole is attached to rack and is connected to pulley of adjacent carriage by flexible thread. EFFECT: increased speed of in-band transmission. dwg