Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

Just Pull It / Public

Just Pull It
Just Pull It

Nowadays the safety hammer have been placed on the window glass, when disasters occurs, passengers must remove the safety hammer first, looking for the glass tag and hitting the glass with the safety hammer according to the marking guide. Since this brought much inconvenience for emergency passenger, the glass broken device is designed.
In time of emergency, passengers need to rotary switch according to clew, pull back, then let it go. This device will hit the glass under the action of the spring, then the glass will be smashed to pieces by the huge pressure of the device internal mechanism.


China University of Mining & Tech

China University of Mining & Tech
Xuzhou, China

Niu Weipeng,
China University of Mining & Tech

Li Xiangzhou,
China University of Mining & Tech

Luo Hui,
China University of Mining & Tech

Liu Zhibin,
China University of Mining & Tech