Designing a Robot Arm

There is an old proverb that says “Many hands make light work.” In other words, if you have a big job, it helps to have as many people working on it as possible. I’m sure that whoever first conceived of the idea of a robot was probably a few people short for a big job and wanted some sort of automated hand to help finish his or her great task.

This chapter will show you how to create a robot with an arm or arms that you can manipulate by remote control. You will find that it will not be as nimble as human arms—it will not be able to toss footballs like Joe Montana or sculpt like Michelangelo—but it will be able ...

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