Subject:
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Re: Direction of rotation sensor.
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Newsgroups:
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lugnet.robotics
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Date:
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Thu, 21 Jan 1999 14:08:26 GMT
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Viewed:
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1796 times
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Hi ,
Jim Peterson wrote:
> Here's a thought:
> A rubber band around the axle to check and a pulley with a peg in it.
> In one direction, the pulley/peg run into the touch sensor and the band
> then starts slipping on the axle [...]
Using this idea, a quick and much simpler design than my first one works better.
:)
I have to work on it because I want the sensor to be really "sensible" to changes
in direction but I think this is a nice an simple path to follow.
> This one's not exactly what you want. Has anyone tried this?:
> Draw (via your favorite paint program) a circular pattern which increases
> in greyscale shading as theta increases. Print this out, paste it to a
> pulley, and aim a light sensor at it. [...]
> --Jim
I will try this out asap. It seems to be another good idea.
Thanks for your help Jim
Nicolas oriol
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Message is in Reply To:
 | | Re: Direction of rotation sensor.
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| (...) Here's a thought: A rubber band around the axle to check and a pulley with a peg in it. In one direction, the pulley/peg run into the touch sensor and the band then starts slipping on the axle (hopefully geared down enough to sufficiently push (...) (26 years ago, 21-Jan-99, to lugnet.robotics)
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