HIGH VOLTAGE DRIVE OF COMBINED DEVICE Russian patent published in 2013 - IPC H01H33/42 H01H3/40 

FIELD: electrical engineering.

SUBSTANCE: drive contains a body (1), motor (2) installed on the body which through reducer rotates the main shaft (3). The drive also contains manual control mechanism with transmission medium with shaft (4) equipped with gear wheels (5) and two gear wheels (6) and (7) with openings (8) and (9) for locking member (10). At the shaft (3) there is a rigidly fixed lever (12). The drive also includes two locking electromagnets (13) and (14) with armatures (15) and (16) and two shutters (17) and (18) covering openings (8) and (9). The shaft of manual control contains worm (19) linked to worm gear (20) rigidly fixed to the main shaft. The shutters have termination points (21) and (22).

EFFECT: simplification of the combined device drive with implemented locking at manual operation both in the medium position in result of incorrect operation when another operation is permitted and in process of any operation.

4 cl, 2 dwg