Simple Machines/Bicycles
Simple machine , any of several devices with few or no moving parts that are used to modify motion and the magnitude of a force in order to perform work. Examples: Lever -- Wheel and Axle -- Pulley -- Inclined Plane-- Wedge -- and a Screw The bicycle consists of combinations of several types of simple machines If transferring forced is accepted in the definition of a simple machine, the slanted tubes of the bicycle frame may, repeat, may, be regarded as inclined planes The handlebars, steerer and fork represent a wheel and axle Brake Levers Caliper arms are levers Quick release is operated by a lever Cable is secured with a screw as is the brake block Crankset is a wheel and axle Wheel and axle Adjusting Screws Chain Wheel and Freewheel are pulleys Rim and hub are wheel and axle Rear derailer consists of levers and wheels and axles Cable secured with a screw Seat post clamp employs a screw Quick release skewer uses a screw Cabl...