FIELD: machine building.
SUBSTANCE: gear consists of pinion stationary connected with shaft (201) rotating in support by means of disintegrating element (40, 50) disconnecting pinion (20) from shaft (201) in case of excessive torque between pinion (20) and shaft (201). Between pinion (20) and shaft (201) there is installed guiding journal bearing in standby position directing pinion (20) into rotation around shaft (201) in case of disconnection of pinion (20) from shaft (201).
EFFECT: in gas-turbine engine drive assembly with disclosed gear facilitates rotation of auxiliary mechanisms in case of malfunction of shaft of drive assembly.
8 cl, 3 dwg
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