Recent Blogs
Gasoline Motor Car: Four-Stroke Cycle Calculator | FIRGELLI
Follow four-stroke piston motion and calculate crank revolutions, cam revolutions and cycle equivalents from an entered angle and cylinder count.
Weston Differential Pulley Block: Ideal Travel and Force Ledger
Learn how pulleys combined with a differential gear split torque between two outputs. Engineering breakdown, formula, worked example, and real industrial uses.
Bicycle Gear Mechanism Explained: Drivetrain Parts, Gear Ratio Formula, Diagram and Calculator
Compare bicycle chainring and rear-sprocket ratios, wheel revolutions, ideal torque factor and distance travelled per complete crank revolution.
Gear Coupling: Crowned Hubs and Angle Comparison | FIRGELLI
Learn how crowned hubs accommodate limited misalignment. Compare entered angles with selected thresholds and convert crown drop from inches to thousandths.