Re: [mowbot] Bumper switches

Doug Smith (dsmith nospam at
Sat, 23 May 1998 08:55:53 -0500

>I just found that TapeSwitch, the manufacturer of the bumper switch for the
>lawn ranger, are still in operation and have a website at

Another possibility for bumpers are the piezo film elements made by Amp. I
recently ordered information from their web site at
<>. The packet included a small sensor and some
expirements including one using it as an impact sensor. Unfortunately, I
don't have an oscilloscope which would be really helpful in determining if
the sensor would work well for a mowbot.

Doug Smith * dsmith nospam at