History of Bicycles

Ever since the chain driven model was presented to the market, the primary
innovation of the bicycle had remained unchanged up to day. But, other advances such as using computers to innovation
and check the stability have been made to the bicycle from its inventing process. Some bicycles are especially
invented to adhee to standards of racing, cyclicling on mountains and even for law enforcement. Additionally, the concept of the bicycle has up to a great extent extended its contribution for the development of automobiles by introducing concepts such as ball bearings, pneumatic tires and spoke tensioned wheels.

Features of a Bicycle

Dynamics
of the bicycle is something that should be mentioned to first. Bicycle needs its centre of gravity in order to be in its space. So it reaches this by moving forward
using the steering which provides some balance to the rider. Additionally, in order to navigate successfully the body of the rider must balance out the dynamics,
especially at turns. Counter-steering is a task that is used in this regard.

Through both biological and mechanical view points, the bicycle is an exceedingly
economical machine. When
comparing the energy an individual must spend to travel a given distance, the bicycle is stated to be the most efficiently
running self supercharged method of transportation. The bicycle wheels carry nearly 99% of the energy because the rider exerts energy to pedals. But in
bicycles that have gear mechanisms, the energy needed will be decreased Nonetheless the air drag faced by the rider will
always remain a problem. At higher speeds, importantly greater power outputs are needed to overcome the air drag. When a rider is sitting in an upright position, the
body of the rider accounts for nearly 75% of the full drag experienced by the bicycle and rider combined. Nevertheless, the exerted drag can be importantly
reduced by placing the rider in a supine or a prone position and by covering the bicycle with fairing that is aerodynamic.

The main parts of the bicycle include the frame, steering mechanisms, seating, drivetrain, suspension, wheels and brakes. Certain bicycles may include optional
mechanics such as gearing which uses various sizes of gears to obtain a mechanical advantage from the bicycle. Using gears a rider can produce a higher power output with a relatively low
power input and thus, crescendo the efficiency of the bicycle.

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