Page 82 - 2019 Technical NMT Hybrid4

HYBRID4 – Model Outline – Steering
Rack and pinion power steering gear

 Operation

• The reduction mechanism
consists of balls and a ball

screw nut

Drive Gear Power Steering Motor
• The power steering motor

drive force is transmitted to

the ball screw nut through a Belt

belt

• Then the rotational torque of

the ball screw nut is Power Steering ECU

transmitted to the rack shaft

Ball Rack Shaft

Ball Screw Nut
Driven Gear