 | | Re: a couple of new-bot questions from a generally quiet lurker —dave madden
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| | | =>From: "Stephen P. Gibbons" <steve@aztech.net> =>... =>My biggest gripe with this design [differtrans] is that there is no =>way to get all motors contributing to a single effort in one =>direction. Perhaps you could use two regular motors joined (...) (25 years ago, 20-Sep-99, to lugnet.robotics)
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| | | | | Re: a couple of new-bot questions from a generally quiet lurker —S. Crawshaw
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| | | | | (...) If you have even more differentials, you could set up the "turning" motor so that its power is split - one direction turns (this limits you to turning one way, but there are always sacrifices), and the other side adds to the forward drive (put (...) (25 years ago, 20-Sep-99, to lugnet.robotics)
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| | | | | Re: a couple of new-bot questions from a generally quiet lurker —Jacob Schultz
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| | | | | (...) I came up with this idea (I don't know if I were the first to do it, though). It worked really great with almost no loss, but there was one problem. The differential and the gearing introduces some backlash, especially if you use those eight (...) (25 years ago, 20-Sep-99, to lugnet.robotics)
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| | | | | Re: a couple of new-bot questions from a generally quiet lurker —Ian Warfield
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| | | | (...) I assume that was me; I posted a message with a link to an LDraw file of a robot I came up with that uses that design. I can't take all the credit for it, however: I was inspired by Simen Svale Skogsrud's web page on his Vector Rover using (...) (25 years ago, 21-Sep-99, to lugnet.robotics)
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| | | | | | Re: a couple of new-bot questions from a generally quiet lurker —S. Crawshaw
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| | | | (...) You can achieve all 5 of these criteria with the standard differtrans, if you put a rotation sensor directly on each motor shaft... [ I've build such a 'bot, and it appears to work pretty well (ie it measures distance accurately, and drives in (...) (25 years ago, 21-Sep-99, to lugnet.robotics)
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