Page 153 - LEGO MINDSTORMS - Robotics Invention System-2 Projects

230_RIS_04.qxd 10/9/02 5:55 PM Page 139

Robot 4 • MINDSTORMS F1 Racer

Steering Motor Step 0

Extend the motor axle.

Bricks & Chips…
Gears & Motors

Often, putting gears directly on the motor will not be strong enough:
Torque and friction will make the gear slide off the short axle. In these
cases, it is best to extend the motor axle, put the gears on the extended
axle, and, if necessary, brace the axle from the other side.

139