Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
The tumbler bowl has two parts: two handles with a semi-circuar frame at one end, and a ring that circumscribes the bowl.The handles and ring can spin 360 degrees around the bowl in different directions.The bowl will always remain horizontal ,Tumbler Bowl has been designed according to the theory of centripetal force.
Yongjun Chen Xiafei Ding Heqi Zhao Jianjian Li