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 Robotics / 14104
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Subject: 
Re: Two more for the wish list
Newsgroups: 
lugnet.robotics
Date: 
Sun, 28 Jan 2001 19:42:45 GMT
Original-From: 
Steve Baker <sjbaker1@^Spamless^airmail.net>
Reply-To: 
sjbaker1@airmail.net!Spamless!
Viewed: 
679 times
  
Jerry Kalpin wrote:

Matthias, this is easy to do without a new part.  You use a normal
differential, put one shaft in one side, the other shaft (but reversed) in
the other and connect the rotation sensor to the output.  You get a positive
count if the right wheel is going faster and a negative count if slower.
However, a differential with a reverse feature on one input would be great.

Yes - but if you've been following the discussions about dropped counts,
you'll know that the standard rotation sensor is pretty inaccurate when
you set it up like that.  It likes nice *fast* rotation rates.

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Message has 1 Reply:
  Re: Two more for the wish list
 
A few months ago I built a model of two synchronized metering pumps, one for nitro-goo and one for glycerine-goo. The idea was to have both pumps synchronized. I did it with a differential and a rotation sensor to mark the difference and a (...) (24 years ago, 28-Jan-01, to lugnet.robotics)

Message is in Reply To:
  Re: Two more for the wish list
 
Matthias, this is easy to do without a new part. You use a normal differential, put one shaft in one side, the other shaft (but reversed) in the other and connect the rotation sensor to the output. You get a positive count if the right wheel is (...) (24 years ago, 28-Jan-01, to lugnet.robotics)

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