DRIVE OF LOAD-BREAKING ISOLATOR Russian patent published in 1999 - IPC

FIELD: high-voltage electrical equipment. SUBSTANCE: drive of load-breaking isolator has U-shaped lever rotating along arc of circumference and thrown over through dead point to two extreme positions when switched on and off that corresponds to condition of compressed springs, pre-compressed unit of springs resting against U-shaped level, cocking lever, transmission mechanism coupled to load switch, driving level of drive acting on transmission mechanism. Mentioned above cocking lever and driving lever have grooves arranged along arc of circumference. U-shaped lever is provided with symmetric protruding fingers mounted for sliding in turns in grooves of cocking and driving levers while drive is cocked and operates. U-shaped, cocking and driving levers are put on common axle. EFFECT: simplified design, enhanced adaptability to manufacture. 3 cl, 7 dwg