what are the three types of pleats

http://blog.suitupp.com/2010/06/14/what-are-pleats-what-kind-of-pleats-are-there/

There seem to be more than three types.

This article describes several types of pleats.

http://en.wikipedia.org/wiki/Pleat#Types_of_pleats

the three types of pleat

The three types of pleats are box pleats, inverted pleats, and knife pleats.

Box pleats are created by folding the fabric in one direction on one side and in the opposite direction on the other side, forming a "box" shape. This type of pleat is often used in skirts and dresses to create a structured and voluminous look.

Inverted pleats are formed by folding the fabric inwards towards each other, resulting in a narrow fold that opens up below the fold. Inverted pleats are commonly seen in tailored pants and skirts to add fullness and movement while maintaining a clean and sophisticated appearance.

Knife pleats, also known as accordion pleats, are created by folding the fabric in a consistent direction. The folds are placed next to each other, creating a uniform and evenly spaced appearance. Knife pleats are frequently used in both casual and formal garments, such as skirts and kilts, to add texture and depth to the design.

To learn more about these pleat types, you can refer to fashion resources, sewing books, or online tutorials that cover garment construction techniques and pleating methods.