Chainless Adjustable Gear Operated Bicycle

A chainless adjustable gear operated bicycle is a bicycle that uses a driven shaft to transmit power from the pedals to the wheel instead of a chain. In this system we used gears, shaft rod, and another two bevel gears and the hub assembly .The rider pushes the pedal which rotates the shaft rod using bevel gears. Chainless adjustable bicycle is fully enclosed, requires less maintenance and periodic lubrication through grease gun .Chainless Adjustable Bicycle is very comfortable and produces efficient transmission of power from the rider’s foot to the rear wheel. The riders footwear, pants do not get accidental damage .Cyclist of this bicycle system does not get injured because of chain bite as in this system are not present. This bicycle is useful for 4 to 6 feet person in height .In this bicycle system frame arrangement is telescopic, so we can increase or decrease the seat and handle height easily. Our modified bicycle will be drive with less effort and more power transmission with smooth and comfortable drive.