Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
This design is aimed at people who ride a bicycle.Those people may
feel with key very trouble or often forget to take the key.As long as
a bike without locks will be able to lock your car.
This design use bicycle brakes, realize the parking.When you brake,
you should make handbrake coincidence to the handleand and then rotate
the handle.The principle is like driving in the car, use hand brake
bar car after you step on the brakes fixed on the ground.
EAST CHINA NORMAL UNIVERSITY
Shanghai, China
EAST CHINA NORMAL UNIVERSITY
Shanghai, China