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One-direction Doorknob / Doorknob

One-direction Doorknob

In public places, people don't know that the class door can beopen by pushing or pulling.
This doorknob inspired by the red arrow symbol, which indicate the opening direction of the door .
The right angle will prevent people from opening the door by violence when they use incorrect ways, this information will also feedback to themat the same time.

University

Shengyang Aerosapace University

Shengyang Aerosapace University
Shenyang, China