Subject:
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Re: multiple motors
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Newsgroups:
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lugnet.robotics.rcx
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Date:
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Wed, 26 Nov 2003 16:32:37 GMT
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Viewed:
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4065 times
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> Now, of course, I'm trying to think how to build a gear shift for the system
> as well. How can I make one "shift" change the gear ratio on two parallel (but
> seperate) gear trains? That way I can keep my fast-turning differential drive,
> but still have a low-speed, high torque mode.
> Oh, the wonderful questions you can ask with LEGO... <grin>.
http://photos.freelug.org/photo.php?cat=33&num=81&expand=all
shows such a mechanism I built in my latest sumobot... (sorry, bad photograph)
Two gear shifts are activated at the same time, one for right wheels, the other
for left wheels.
The gearshift is activated by a motor controlled by RCX, gearing down occurs
when something hits the bumpers.
Philo
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Message has 1 Reply:
Message is in Reply To:
 | | Re: multiple motors
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| (...) Yes, thank you - you explained it very well. The day after posting the question, I realized a differential would solve the problem... but you stated the solution far more clearly than I had thought of it. Now, of course, I'm trying to think (...) (21 years ago, 26-Nov-03, to lugnet.robotics.rcx)
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