[Robotgroup] One Simple Rink Sensing Option Re: Drive a Droid proposal

[Bryan Bishop]

On Tuesday 08 July 2008, Bruce Waters wrote:
> Conductive tinsel garland is like a potentiometer
> sweep with multiple contacts.   It is easily hidden
> under say the wheel covers of an R2D2.  A robot
> would also have installed several segments of
> garland connected to its sensor common ground
> to complete the pulldown current path.  A sensor
> which is not pulled down is sensing "off rink" and
> would tell the bot to "pause" its opposite wheel.
> Software or something as simple as a normally
> open automotive relay(probably without a discrete
> resistor) could implement the behavior.

Would tinsel withstand the velocity and the dragging and not fall off 
during the ~hours that are planned for the usage?

- Bryan
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http://heybryan.org/