Page 461 - Marks Calculation for Machine Design

P1: Sanjay
January 4, 2005
Brown-Index
Brown.cls
Grip, of a bolted connection, 323
graphical representation, 236
Groove welds, 348 15:45 INDEX Maximum-shear-stress theory, 235 443
Maximum shear stress, 196
Helical spring deflection, 371 Mean stress, 285
Helical springs, 367 Mechanical advantage, 436
Hole punching, 15 Members, in a bolted connection,
Hooke’slaw: 326
axial, 6, 9, 10 Minimum shear stress, 196
shear, 14 Miscellaneous effects factors for Marin
Hoop stress in cylinders, 129, 191 equation, 282–283
Modified Coulomb-Mohr theory, 249
Infinite life, 276 graphical representation, 249
Instantaneous contact point, 432 Modified Goodman theory, 288–289
Interface pressure, 135 Modulus of elasticity:
Internal combustion engines, 392–394 axial, 6, 15
shear, 14, 15
Joint contact, 334 Moment of inertia:
circular beam, 31
Lap joint, 350 flywheel, 389
Lateral strain, 7 rectangular beam, 25
Linkages, 410 Mohr’s Circle, 205
Load factor on bolted connections, 335 graphical process, 208
Load type factor for Marin equation, triaxial stress, 231
282
Loadings: Neutral axis, 24
advanced, 127 Notch sensitivity, 260, 283
axial, 4, 156, 159, 164 Number of active coils in a helical spring,
bending, 24, 159, 167, 184 372
combined, 153
contact, 139 Parabolic formula, 263
direct shear, 11 Parallel arrangement of springs, 377–378
fluctuating, 285 Permanent joint bolt preload, 332
fundamental, 3 Pin supports, 34
pressure, 127, 172, 175, 184 Pitch of a helical spring, 380
reversed, 274 Plane stress element, 153–154, 189
rotational, 147 Planetary gears, 428–431
summary table of formulas, 153, 154 Poisson’s ratio, 7, 15
thermal, 10, 164 Polar moment of inertia:
torsion, 16, 156, 167, 175 hollow shaft, 17
triangular, 60, 120 solid shaft, 17
uniform, 55, 79, 92, 115 thin-walled rectangular tube, 22
welded connection, 354
Machine: Potential energy of a spring, 376
assembly, 321 Preload, bolt, 331–332
energy, 367 techniques to verify, 332
motion, 409 Press fits, 134, 175
Marin equation, 279 Pressure:
Maximum-normal-stress theory: contact:
brittle materials, 247 between cylinders, 144
graphical representation, 247 between spheres, 140
ductile materials, 234 interface, 135
graphical representation, 247 internal, 128