Brief history, introduction to automobile, layout of an automobile, Role and requirement of a chassis frame. Chassis – light, medium and heavy duty vehicle chassis, ladder chassis, integral body. Types of bodies, coach built convertibles. Body accessories, bumpers.
Steering - Principle, steering linkage layouts for rigid axle suspension and independent suspension systems, reversible and irreversible steering. Steering gearbox – Purpose, types. Steering geometry, wheel alignment and balancing, centre point steering. Power steering –Principle, types.
Clutch-types and construction, gear boxes- manual and automatic, gear shift mechanisms, Over drive, transfer box, fluid flywheel, torque converter, propeller shaft, slip joints, universal joints. Construction - Differential, rear axle.
Suspension systems – Rigid axle suspension and independent suspension systems. Suspension springs – Leaf springs, coil springs, torsion bar springs, air springs, rubber springs, hydro elastic springs. Linked suspension system and air suspension system. Shock absorbers – Role, Types - Telescopic shock absorber and hydraulic shock absorber.
Braking system - Need, principle, characteristics of good braking system. Wheel locking and stopping distance. Brakes – Drum brakes, disc brakes. Types of brake actuating systems – Mechanical brakes, hydraulic brakes, power brakes, servo brakes. Wheels and Rims. Tyres - Types and construction
Reference Book:
1. Srinivasan S., “Automotive Mechanics” McGraw Hill Education Private Limited, New Delhi, 2nd Edition, 2017. 2. Giancarlo Genta and L. Morello, “The Automotive Chassis: Volume 1: Components Design”, Springer Science & Business Media, 2008. 3. Jain K.K. and Asthana R.B., “Automobile Engineering”, Tata McGraw Hill Publishers, New Delhi, 6th Edition, 2002.
Text Book:
1. K.K.Ramalingam, “Fundamentals of Automobile Engineering”, Scitech Publications (India) Private Limited, Chennai, 2013 2. Kirpal Singh, “Automobile Engineering”, Vol. 1 & 2, Standard Publishers, New Delhi, 13th Edition, 2017. 3. Crouse W. H., Anglin D. L., “Automotive Mechanics”, McGraw Hill Education Private Limited, New Delhi, 10th Edition, 2017.