TORQUE CONVERTER FOR AUTOMATIC TRANSMISSION

摘要

Disclosed is a torque converter for an automatic transmission, mounted between an output shaft of an engine and an input shaft of the automatic transmission for transferring engine power to the automatic transmission. The torque converter comprises a rotary housing connected to the input shaft of the automatic transmission and formed with a gear room having a main gear room in which a main gear connected to the output shaft of the engine is mounted and at least one auxiliary gear room which is arranged at a side of the main gear room and in which at least one auxiliary gear meshing with the main gear is mounted, the rotary housing having first and second space portions arranged at upper and lower parts of the gear room, respectively, between the main gear room and the auxiliary gear room, the first and second space portions being communicated with each other through a fluid flowing passage; and fluid control means disposed in the fluid flowing passage of the rotary housing and having a fluid control valve and a control section for controlling operation of the fluid control valve.