1) Type of Chain

Roller Chain is selected for the application. $\quad$ PSG-7.71

2) Transmission Ratio $\quad\quad\quad\quad\quad\quad\quad\quad$ PSG-7.74

$\mathrm{i}=\frac{2}{\mathrm{z}_{1}}=\frac{\mathrm{n}_{1}}{\mathrm{n}_{2}}$

• $\mathrm{Z}_{1}=$ Number of teeth on Sprocket Pinion.
• $\mathrm{Z}_{2}=$ Number of teeth on Sprocket Wheel.
• $\mathrm{n}_{1}=$ Speed of rotation of Pinion, rpm
• $\mathrm{n}_{2}=$ Speed of rotation of Wheel, rpm

3) Selecting Standard Number of teeth on
Sprocket Pinion. ($Z_1$) $\quad\quad\quad\quad\quad$ PSG-7.74