AT2252 AUTOMOTIVE CHASSIS SYLLABUS | ANNA UNIVERSITY BE AUTOMOBILE ENGINEERING 4TH SEM SYLLABUS REGULATION 2008 2011 2012-2013 BELOW IS THE ANNA UNIVERSITY FOURTH SEMESTER BE AUTOMOBILE ENGINEERING DEPARTMENT SYLLABUS, TEXTBOOKS, REFERENCE BOOKS,EXAM PORTIONS,QUESTION BANK,PREVIOUS YEAR QUESTION PAPERS,MODEL QUESTION PAPERS, CLASS NOTES, IMPORTANT 2 MARKS, 8 MARKS, 16 MARKS TOPICS. IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011 2012-2013 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI,TIRUNELVELI,COIMBATORE), 2008 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009
AT2252 AUTOMOTIVE CHASSIS L T P C
3 0 0 3
OBJECTIVE: Study of the Constructional details and Theory of important drive line, Structural,
Steering, Braking and Suspension Systems of Automobiles.
Problem–Solving in Steering Mechanism, Propeller Shaft, Braking and Suspension
Systems are to be done.
UNIT I INTRODUCTION 9
Types of Chassis layout, with reference to Power Plant location and drive, various types
of frames, Loads acting on vehicle frame, Constructional details and materials for
frames, Testing of frames, Types of Front Axles and Stub Axles, Front Wheel Geometry,
namely, Castor, Camber, King Pin Inclination and Toe–in, Condition for True Rolling
Motion of Wheels during Steering, Ackerman’s and Daut’s Steering Mechanisms,
Steering Error Curve, Steering Linkages, Different Types of Steering Gears, Slip Angle,
39
Over–Steer and Under–Steer, Reversible and Irreversible Steering, Power–Assisted
Steering.
UNIT II DRIVE LINE 9
Effect of Driving Thrust, torque reactions and side thrust, Hotchkiss drive, torque tube
drive, radius rods and stabilizers, Propeller Shaft, Universal Joints, Constant Velocity
Universal Joints, Front Wheel drive, Final drive, different types, Double reduction and
twin speed final drives, Multi–axled vehicles, Differential principle and types, Differential
housings, Non–Slip differential, Differential locks, Final drive of Crawler Tractors.
UNIT III AXLES 9
Construction and Design of Drive Axles, Types of Loads acting on drive axles, Full –
Floating, Three–Quarter Floating and Semi–Floating Axles, Axle Housings and Types,
Types and Constructional Details of Different Types of Wheels and Rims, Different
Types of Tyres and their constructional details.
UNIT IV SUSPENSION SYSTEM 9
Need for Suspension System, Types of Suspension Springs, Constructional details and
characteristics of Single Leaf, Multi–Leaf, Coil, Torsion bar, Rubber, Pneumatic and
Hydro – elastic Suspension Spring Systems, Independent Suspension System, Shock
Absorbers, Types and Constructional details, Design of Leaf and Coil Springs.
UNIT V BRAKING SYSTEM 9
Theory of Automobile Braking, Stopping Distance Time and Braking Efficiency,
Effect of Weight Transfer during Braking, Theory of Drum Brakes, Loading and Trailing
Shoes, Braking Torque, Constructional Details of Drum Brake and its Activators, Disc
Brake Theory, Types and Construction, Hydraulic Braking System, Mechanical Braking
System, Pneumatic Braking System, Power–Assisted Braking System, Servo
Brakes, Retarders, Types and Construction, Anti–Lock Braking System,
Constructional Details.
TOTAL: 45 PERIODS
TEXT BOOKS
1. Kripal Singh, “Automobile Engineering”
2. R.K. Rajput, “A Text–Book of Automobile Engineering”, Laxmi Publications
Private Limited
3. N.K. Giri, “Automotive Mechanics” Khanna Publishers, New Delhi, 2005.
REFERENCES
1. Heldt P.M., “Automotive Chassis” Chilton Co., New York.
2. Newton Steeds and Garret, “Motor Vehicles” 13th Edition,Butterworth, London, 2005.
3. Heinz Hazler, “Modern Vehicle Technology”, Butterworth, London, 2005.
AT2252 AUTOMOTIVE CHASSIS L T P C
3 0 0 3
OBJECTIVE: Study of the Constructional details and Theory of important drive line, Structural,
Steering, Braking and Suspension Systems of Automobiles.
Problem–Solving in Steering Mechanism, Propeller Shaft, Braking and Suspension
Systems are to be done.
UNIT I INTRODUCTION 9
Types of Chassis layout, with reference to Power Plant location and drive, various types
of frames, Loads acting on vehicle frame, Constructional details and materials for
frames, Testing of frames, Types of Front Axles and Stub Axles, Front Wheel Geometry,
namely, Castor, Camber, King Pin Inclination and Toe–in, Condition for True Rolling
Motion of Wheels during Steering, Ackerman’s and Daut’s Steering Mechanisms,
Steering Error Curve, Steering Linkages, Different Types of Steering Gears, Slip Angle,
39
Over–Steer and Under–Steer, Reversible and Irreversible Steering, Power–Assisted
Steering.
UNIT II DRIVE LINE 9
Effect of Driving Thrust, torque reactions and side thrust, Hotchkiss drive, torque tube
drive, radius rods and stabilizers, Propeller Shaft, Universal Joints, Constant Velocity
Universal Joints, Front Wheel drive, Final drive, different types, Double reduction and
twin speed final drives, Multi–axled vehicles, Differential principle and types, Differential
housings, Non–Slip differential, Differential locks, Final drive of Crawler Tractors.
UNIT III AXLES 9
Construction and Design of Drive Axles, Types of Loads acting on drive axles, Full –
Floating, Three–Quarter Floating and Semi–Floating Axles, Axle Housings and Types,
Types and Constructional Details of Different Types of Wheels and Rims, Different
Types of Tyres and their constructional details.
UNIT IV SUSPENSION SYSTEM 9
Need for Suspension System, Types of Suspension Springs, Constructional details and
characteristics of Single Leaf, Multi–Leaf, Coil, Torsion bar, Rubber, Pneumatic and
Hydro – elastic Suspension Spring Systems, Independent Suspension System, Shock
Absorbers, Types and Constructional details, Design of Leaf and Coil Springs.
UNIT V BRAKING SYSTEM 9
Theory of Automobile Braking, Stopping Distance Time and Braking Efficiency,
Effect of Weight Transfer during Braking, Theory of Drum Brakes, Loading and Trailing
Shoes, Braking Torque, Constructional Details of Drum Brake and its Activators, Disc
Brake Theory, Types and Construction, Hydraulic Braking System, Mechanical Braking
System, Pneumatic Braking System, Power–Assisted Braking System, Servo
Brakes, Retarders, Types and Construction, Anti–Lock Braking System,
Constructional Details.
TOTAL: 45 PERIODS
TEXT BOOKS
1. Kripal Singh, “Automobile Engineering”
2. R.K. Rajput, “A Text–Book of Automobile Engineering”, Laxmi Publications
Private Limited
3. N.K. Giri, “Automotive Mechanics” Khanna Publishers, New Delhi, 2005.
REFERENCES
1. Heldt P.M., “Automotive Chassis” Chilton Co., New York.
2. Newton Steeds and Garret, “Motor Vehicles” 13th Edition,Butterworth, London, 2005.
3. Heinz Hazler, “Modern Vehicle Technology”, Butterworth, London, 2005.
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