TARGET LIFT INSTALLATION Russian patent published in 2009 - IPC F41J7/04 

FIELD: instrument engineering.

SUBSTANCE: invention refers to polygon equipment, namely to automatic target installations used to lift and lower a helicopter target in air shoot training. The installation comprises an electric drive with a control panel and base (1) whereon the electric drive is fixed, target tower (3) with a pivoting shaft, and balancer (7). The electric motor is series connected to two coupled reducers. A double-reduction exposed gear drive is attached to an output shaft of the second reducer. Its output shaft is interfaced a crank gear attached by levers to the pivoting shaft of the tower. Balancer (7) represents rods fixed on base (1) and provided with enclosing balancing springs and a pressing arm. On the pivoting shaft of the tower (3) there are additional levers provided.

EFFECT: design of a stable installation control system, improved operational reliability and serviceability.

4 cl, 4 dwg