One of the greatest disadvantages of plastic materials is their flexibility and relatively low stiffness. One of the greatest advantages of plastic materials is their flexibility and low stiffness.

Snap-fit joints are the most widely used way of joining and assembling plastics. They are classified according to their spring element and by separability of the joint: Will it be detachable, ...

Hinges are ubiquitous mechanical components and, typically, engineers are most familiar with those with a solid pin. Many may not know, however, that a leading use of coiled-spring pins is in hinges ...