TWO-STEP FINAL DRIVE FOR VEHICLE Russian patent published in 1995 - IPC

FIELD: automotive industry. SUBSTANCE: two-step final drive has shaft with driven bevel gear 1 and driving spur gear 2 installed on two supports in final drive housing. One of supports is made in form of two taper roller bearings 5 and 6 installed in cup 7 so, that vertices of cones are directed in opposite sides. Device has also bearing preload adjuster. Adjuster is installed at side of spur gear end face and is provided with adjusting nut turned into cup to contact with end face of outer race of inner bearing. Cup has projection made over perimeter to thrust outer race of outer bearing. EFFECT: enhanced reliability of final drive operation. 3 cl, 1 dwg