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Pushing tray / Tray and trash can with magnet

Pushing tray
Pushing tray

One hand is enough! You can keep your hands clean!

On the process that you though rubbishes, your hand s easily get dirty. We want to solve this problem to that people through rubbishes easily and keep their hands clean. We use repulsive force between tray and rubbish bin.
If you hold a tray with one hand and close to rubbish bin, the door will be open itself because of repulsive force. This process will help customers hands keep clean.

University

Dong-eui Univ.

Dong-eui Univ.
Busan, South Korea

TEAMIN KIM,
Dong-eui Univ.

JUNG WON UM,
Dong-eui Univ.

SANG WOO LEE,
Dong-eui Univ.