Are Robotic Lawn Mowers Safe?

You're standing in your front yard minding your ownmain boards. Even the resistance against the blades
business when a robot with three razor sharp bladesand the ability of the software to stop them is
spinning at 5,800 rpm starts racing toward you. Whatmeasured in thousandths of seconds.
do you do?Since these robotic lawn mowers are designed to
Is this some kind of nightmare? No, you're awakemulch there is no easy outlet for flying debris.
and this is really happening, so once again, what doPebbles and pine cones do not get tossed very far
you do?and at low velocity.
The answer is nothing. It will just bounce off you andSome robotic lawn mowers have sonar detection
go another direction. Rather anti-climatic ending wasn'tsystems that if any moving objects get close they'll
it? That is just the way the robotic lawn mowerslow down and at another point stop the blade
companies want it to be.before even being touched. All have some sort of
The greatest concern most people have abouttouch sensors that when they lightly bump into a
robotic lawn mowers is safety. 'Bots with Blades' juststationary object that they change direction. So
can't be safe. According to Ames Tiedeman, Nationalactually getting run over is unlikely.
Sales Manager for Systems Trading Corp., the USAnother big concern is pets getting chopped to bits,
distributor for the Friendly Robotics Robomower,again, no reported accidents involving robotic lawn
over 72,000 emergency room visits involved lawnmowers. Dogs have a tendency to chase and bark,
mowers in 2005. ZERO involved robotic lawn mowers.but not attack. A dog actually chewing up a robotic
These mowers have so many safety features andlawn mower is more feasible than a robotic lawn
shut-off triggers that it is amazing that they aremower chewing up a dog.
actually functional.Robotic lawn mowers move relatively slow, people
The Friendly Robotics Robomower turns the bladesand animals can easily move out of the way.
off at 16 degrees, not even high enough to get aAlthough it takes a lot longer to mow, if everyone
hand under. Even if a small hand could get under, theused them there would be 72,000 fewer hospital
blades are far back and recessed into a chamber invisits this year.
the body. It would take creativity, not stupidity, toThis article was written to educate people that
get to the blades while they are still turning.robotic mowers under intended circumstances are
Unlike push and riding lawn mower safety devices,safe. There has been a great deal of thought and
robotic lawn mower features are not easily disabled.engineering involved to make robotic lawn mowers
The tilt detection devices are soldered on to thesafe for public use.