Chapter 28Experimenting with Robotic Arms

Robots without arms can’t “reach out and touch someone.” Arms extend the reach of robots and make them more like humans. For all the extra capabilities arms provide a robot, it’s interesting that they aren’t difficult to build. Your arm designs can be used for factory-style, stationary “pick-and-place” robots, or they can be attached to a mobile robot as an appendage.

This chapter deals with the concept and design theory of robotic arms. Incidentally, when we speak of arms, we will usually mean just the arm mechanism minus the hand (also called the gripper). Chapter 29, “Experimenting with Robotic Grippers,” talks about how to construct robotic hands and how you can add them to arms to make a complete, ...

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