KINGPIN UNIT Russian patent published in 1995 - IPC

FIELD: automotive industry. SUBSTANCE: bearing part of kingpin unit has lubrication spaces 11 furnished with pistons 12 with guide rods 13, sealing rings 14 and springs 15 to provide automatic delivery of lubricant to zones of surfaces of bushing and thrust bearing through holes 16 in bearing part, kingpin groove and spiral channels of bushing. Spaces 11 communicate with kingpin oil channel through holes in grooves and with grease fitting. Made in bearing part plugs 17 are lubricant check holes 18. EFFECT: enhanced reliability of lubrication, cut down labour input at maintenance. 3 dwg