VEHICLE TRACK LINK Russian patent published in 2002 - IPC

FIELD: transport engineering; crawler vehicles. SUBSTANCE: track link has sole on support surface of which cavity is made, central and extreme support lugs, asphalt shoe with plate inside and threaded bushings for fastening shoe to sole arranged in sole cavity symmetrically to its cross axis. Upper part of shoe follows inner cavity of support surface and lower surface is made flat. Stepped plate arranged inside asphalt shoe consists of three horizontal sections: central and two extreme ones. Central support lugs rest on middle section of stepped plate and extreme sections of stepped plate are in one horizontal plane located higher than central support lugs. Height of central support lugs exceeds that of extreme support lugs. EFFECT: improved reliability of sole owing to exclusion of mechanical machining for provision of fastening of shoe and internal stresses of asphalt shoe at its fastening on sole, improved reliability of shoe fastening, increased service life of bolt joint. 2 dwg