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CONTENTS
PREFACE............................................................................................................................... .3
INTRODUCTION.................................................................................................................. ..6
KART HANDLING THEORITICAL BASICS.............................................................................9
Kart handling: its definition and characteristics.................................................9
Movement of kart in turn, without suspension and differential..........................13
PARAMETERS OF THE KART FRAME AND THEIR INFLUENCE ON HANDLING.................20
Steered wheels turn angles...............................................................................20
Steered wheels turn axis installation angles......................................................28
The king pin cross inclination ............................................................................29
King pin longitudinal inclination angle (caster)................................................ .37
Combined effect of king pin axis inclination angles...........................................45
Steered wheels turning & frame twist angle.....................................................50
The rear inside wheel hung out at cornering....................................................54
King pin axis inclination effect...........................................................................55
Front and rear end width effect........................................................................ 57
Kart rear axel and its characteristics.................................................................61
Bending flexure of kart rear axel at straight movement.....................................64
The shaft bending flexure estimation at kart cornering.....................................70
Kart chassis frame rigidity definition of its characteristics................................73
Methodical aspects of kart frame rigidity research ...........................................73
Results of the kart frames rigidity definition.............................................. .......82
KART WHEELS AND THEIR INFLUENCE ON HADLING.......................................................89
Movement of the kart in turn...............................................................................89
Wheel slipping and the factors which influence on it.........................................95
Wheel slipping in systems "rim-tire "and "tire-track surface ".............................98
Effect of wheel sizes .......................................................................................101
Influence of air pressure in the tire...................................................................103
The influence of forces acting on wheel..........................................................104
Influence of camber angle...............................................................................108
Influence of movement speed.........................................................................108
Influence of differential absence..................................................................... 108
Wheel withdrawal from contact platform moving concerning bearing area.....109
Thermal processes in the tire contact spot with track surface.........................111
The basic operational characteristics of tires..................................................119
Tire disbalance.................................................................................................129
Steered wheels installation angles (camber and toe in).................................133
FORCES ACTION ON KART MOVING AND HANDLING...................................................145
The forces, influencing on kart........................................................................145
Altitude of the kart mass center..................................................................... 156
The moments balance at kart cornering..........................................................163
Kart cornering with braking.............................................................................167
The kinematic and dynamic characteristics of kart movement on the track...169
ADJUSTMENT OF THE KART CHASSIS ....................................................................... ..173
The kart adjustment is a delicate thing...........................................................173
Equipment and devices for kart chassis adjustment................................... .177
ADJUSTMENT OF THE FRAME PARAMETERS...............................................................186
Kart frame check and measurement .......................................................... ..186
Kart weight distribution: definition and adjustment ........................................196
Adjustment of steering knuckle ( king pin) inclination.................................. 203
Adjustment of kart frame rate......... .............................................................. 211
Adjustment change of front and rear end width. ............................................219
Use of possibilities of road clearance change...............................................225
Kart steering gear adjustment........... ........................................................ . 228
KART WHEELS ................................................................................................................233
Disk and tire selection.................................................................................... 233
Balancing of wheels.......................................................................................243
Air pressure in tires and operating temperature............................................247
Camber and toe-in adjustment.......................................................................254
Kart driving shaft ...........................................................................................259
SEQUENCE OF KART CHASSIS ADJUSTMENT.............................................................. . 263
EPILOGUE........................................................................................................... .274
SYMBOLS........................................................................................................... .277
USED SOURCES..................................................................................................283
APPENDIX.............................................................................................................285
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