Page 280 - Lego Mindstorms
P. 280

Robot 9 • The SpinnerBot



                        Arm Pivot Step 1


                                                                                     Slide the gear up the
                                                                                 axle until it sits snugly
                                                                                between the two half-
                                                                               length bushings.












                   Arm Pivot Step 2






                                                                                              Leave a one-
                                                                                           stud gap between
                                                                                           the 24t crown gear
                                                                                        and the first six-stud
                                                                                TECHNIC beam.










                      Arm Pivot Step 3


                                                                                              The three-
                                                                                            quarter-length pin
                                                                                          serves as a stop to
                                                                                         limit how far the
                                                                                     arm can lift. Later, you
                                                                              will attach the vertical piece to
                                                                          the main Drive Mechanism in order
                                                                       to provide reinforcement.









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