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.
In daily life, many people in the toile spending a lot of time, as it happens in the end to how long someone waiting outside,the outside people do not know how many time the inside people need,this design of the door lock is in order to solve this problem by adjusting door handle of the length of the time,to tell the outside people how many time the inside people need,so people waiting outside can clearly know which cells toilet is the fastest the man out of the toilet.
The lock will automatically unlock if you stay in toilet more than hour,to avoid people fainted in the toilet and locked in toilet.
Jangxi University of Finance and Economics
Nanchang, China
Zheng yonghao,
Jangxi University of Finance and Economics
Bingcong Zhao,
Jangxi University of Finance and Economics
Tian Wu,
Jangxi University of Finance and Economics
Yi Wei,
Jangxi University of Finance and Economics