OVERRUNNING JAW CLUTCH Russian patent published in 1994 - IPC

FIELD: aircraft engines. SUBSTANCE: overrunning clutch has drive and driven clutch members with end jaws mounted in housing on shafts to be coupled. Drive clutch member is sectional; it consists of bush and holder embracing it. Holder is linked with shaft by means of splines for limited relative turn; bush is also linked with shaft by means of splines and with holder by means of screw joint. Clutch is provided with braking device of drive clutch member and is additionally provided with intermediate housing made in form of sleeve mounted concentrically relative to the driven clutch member by means of bearing. Clutch is also provided with spring located between bottom of intermediate housing and driven clutch member mounted in intermediate housing for axial displacement. EFFECT: enhanced reliability through guaranteed disengagement of jaws after starting the engine. 2 dwg