Introduction: Classification of special purpose vehicles, wheel type, track type & their
applications.
Working principles: Study of working principles & design considerations of different
systems like power system, lubrication, electrical, braking, steering system.
Transmissions & Final Drive: Auxiliary transmission, compound transmission, twin &
triple countershaft transmissions and planetary transmission, Final drives: types of reductions
like single reduction, double reduction final drives and planetary final drives, PTO shaft.
Earth Moving Machinery: Constructional & working features of Bull Dozer, Front end
loader, ripper, shovel, excavator, dumper, forklift, scraper, compactors.
Tractors & agricultural implements: Classification of tractors, main tractor assemblies,
functions of farm tractors, types of engine & transmissions used, braking system,
Specifications of wheels and tyres, dual versus tandem tyres, applications of tractors, forces
acting on a tractor on move, parallel pull and rolling resistance, tractor stability and weight
distribution, maintenance and operation of tractors, differential lock.
Mobile Cranes: Basic characteristics of truck cranes, stability & design features, control
systems & safety devices.
Miscellaneous Topics: Tracked vehicles, articulated vehicles, multi-axle vehicles.