Page 446 - Analysis and Design of Machine Elements
P. 446
Index
424
Gear (contd.) backlash 177
elastic coefficient 186 base diameter 175
face load factor 180 base pitch 177
face width factor 185 circular pitch 176
form factor 187, 196 circular tooth thickness 177
hard tooth surface 175 clearance 175
life factors 206 dedendum 175
load factor 179 dedendum circle diameter 175
materials 202 diametral pitch 177
module 177 face width 177
pinion 173 pitch circle 175
pitch point 178 pitch diameter 175
pitting resistance 202 profile shift coefficient 177
pressure angle 177 reference circle 175
quality number 180 reference diameter 175
soft tooth surface 175 root fillet 175
stress correction factor 187, 196 width of tooth space 177
structure 224 Gear, helical 188–196
tooth surface durability 184 axial pitch 190
transverse load factor 180 centre distance 190
undercutting 207 circular pitch, normal 189
zone factor 186 circular pitch, transverse 189
Gear, bevel 196–202 contact ratio, face 191
back cone 197 contact ratio, transverse 191
cone distance 198 contact ratio factor 194–196
face width factor 198 helix angle 190
gear ratio 198 helix angle, base circle 191, 196
geometry and terminology 197 helix angle factor 195, 196
hypoid gear 197 module, normal 190
mean diameter 198 module, transverse 190
mean module 198 overlap ratio 191
pitch cone 197 pressure angle, normal 189
pitch cone angle 198 pressure angle, transverse 189
spiral bevel gear 197 transverse contact ratio of virtual spur
spiroid gearing 197, 235 gear 196
straight bevel gear 196 virtual number of teeth 191
virtual number of teeth 197, 198 virtual spur gear 192
virtual spur gear 197 zone factor 195
Gear, failure modes Gear, manufacturing 203
fracture 181 cutting 203
pitting 181 finishing 204
plastic deformation 182 forming methods 203
scuffing 182 generating methods 203
wear 182 grinding 204
Gear, geometry and terminology heat treatment 203
addendum 175 hobbing 203
addendum circle diameter 175 horning 204
