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 hot summer, we uses electric fans.
But, people uses electric fan only in summer, so normally they don't use the fan in other long seasons. To make the fan seasonal,a folding fan from Eastern ancestor has motivated to a modern electric fan. The main fan design consists two modular fans heating / cooling, so in summer, the heating fan as a prop.
And in winter, the cooling fan uses as a prop.
Hoseo University
Asan-si , South Korea
Kim Ju Young,
Hoseo University
Choi Chang,
Hoseo University