Fig 17.1 shows a typical constant mesh gear box in an agricultural tractor. This gear box has 8+2 gear ratios i.e. 8 forward speed gear ratios and 2 reverse speed gear ratios.
In this gear there are 5 shafts and a number of gears. There are also four sliding dog clutches – 3 on the upper shaft axis and 1 on the lower shaft.
Gear meshing
J. BoomiNathan is a writer at SenseCentral who specializes in making tech easy to understand. He covers mobile apps, software, troubleshooting, and step-by-step tutorials designed for real people—not just experts. His articles blend clear explanations with practical tips so readers can solve problems faster and make smarter digital choices. He enjoys breaking down complicated tools into simple, usable steps.
