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Prevent stuck zippers / Product Design

Prevent stuck zippers
Prevent stuck zippers

Designing the inner bottom of zippers that extending and at 20 degrees for an arc bending,at the same time doing some extension to both sides;So that the zippers are pulled, when may get stuck by something. When bending to inward,it can be stripped away automatically,let slider pull smoothly.

University

Chengdu University of Technology

Chengdu University of Technology
Chendu, China

Junyi Li,
Chengdu University of Technology