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Building Robots with LEGO® Mindstorms® NXT by David Astolfo, Guilio Ferrari, Mario Ferrari

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Chapter 11. Finding and Grabbing Objects

Solutions in this chapter:

Introduction

It’s always great fun and very satisfying to see your robot pick things up from the ground, or take an object when you offer it. In this chapter, we’ll illustrate some ways to build arms, hands, clamps, pliers, and other tools to grab and handle objects. One of the basic measurements of movement we’ll explore is the degree of freedom (DOF), or the number of directions in which an object (such as a robotic arm) has a range of motion. In the last part of the chapter, we’ll show you methods by which your robot can find the objects, the most challenging part of the job, and distinguish among target ...

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