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

UD Walker / Walker

UD Walker
UD Walker

How easy to up and down stairs

Up and down (UD) Walker aids features design for walking stairs.

K/D structure/ reduce packing volume.

Installing LED light sensor at foot tube cap. The LED will light up when there is insufficient light

An extensible set of gas spring in the forefoot when up front long length will be shortened to the corresponding ladder. To keep holding the same level.


ST John Univeraity

ST John Univeraity
New Taipei, Taiwan