Unsupported browser

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

Report A Problem

CANCEL

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:

Profile Types

iF SOCIAL IMPACT PRIZE

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

Publish your project

Secure Roller / Emergency

Secure Roller
Secure Roller

Bicycle pedal device for reflective tape and LED light is the facility to let the car behind the bike to notice.
Use the reflective tape when driving at night.LED light turn signal is generated when the rider is pedaling the bike, the power comes from the bike as an energy to the direction light of bike.Environmentally and safety.

University

MING CHUAN UNIVERSITY

MING CHUAN UNIVERSITY
Taoyuan County, Taiwan

Yuan-Tsang Chen,
MING CHUAN UNIVERSITY

Shau-Rung Lan,
MING CHUAN UNIVERSITY

Sin-Tung Tsui,
MING CHUAN UNIVERSITY

Featured in this collection

Bicycles

Related content