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Friction

Dry (Coulomb) friction and its role in wedges, screws, bearings, and belts.

Coulomb Friction & Angles of Friction

Coming soon

The laws of dry friction, impending motion, and the angle of friction.

Wedges & Square-Threaded Screws

Coming soon

Friction analysis of wedges and power screws.

Axle Friction, Disk Friction & Rolling Resistance

Coming soon

Friction in journal bearings, thrust bearings and clutches, and rolling contact.

Belt Friction

Coming soon

The belt-friction relation for flat belts and V-belts.