## Introduction
If you've ever picked up a ballpoint pen, you've likely experienced the frustration of a flimsy clip that bends or breaks under pressure. A pen clip's primary purpose is to provide easy attachment to notebooks, pockets, or bags, but the reality is that many pen clips simply don't stand up to everyday use. This article delves into the intricacies of designing a pen clip that never bends out of shape, exploring materials, engineering principles, and innovative design solutions th...
2.8k Vues
