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:

iF SOCIAL IMPACT PRIZE
(free of charge)

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

Publish your project

The new padlock / The new padlock

The new padlock
The new padlock

This design is a new padlock, it can achieve rotation lock, do not press
down. The principle is the main lever is rotated to the locked position, the
lever protrusion elastic piece is pressed rearward, the bullet out of the spring to
unlock the lock to achieve lock function. When turning the key sub-helix structure
will lead to a lock cylinder on the rearward movement of the elastic piece and then
stuck in the lock function to achieve.

University

Chengdu University of Technology

Chengdu University of Technology
Cheng Du, China

Wang Yinghua,
Chengdu University of Technology