Imagine you have a paper robot arm that you want to make move like a real arm. But you don't want it to move in a boring straight line or simple up and down motion. That's where Jansen's linkage comes in!
Jansen's linkage is a series of rods and joints that can make a robot arm move in complex, looping patterns. The way it works is by connecting different parts of the arm together, so when one part moves, it causes the others to move in a certain way.
The important thing about Jansen's linkage is that it creates a special kind of motion called a "four-bar linkage." This means that four different parts of the robot arm are connected together in a specific way, and when one of those parts moves, the others move in a specific pattern.
The four-bar linkage is important because it creates a lot of different possibilities for motion. By adjusting the length and position of each of the four bars, you can make the arm move in different ways. For example, you could make it move in a circular motion, or make it look like it's walking!
Overall, Jansen's linkage is a really cool way to make robot arms move in interesting and creative ways. It's like having a magic wand that can make your paper robot do anything you want!