 | | Re: Three-wheel Synchro Drive
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Mark Tarrabain writes: > I do not believe trying to center the wheels on their axis of vertical rotation > is a good idea. Although doing so would drop the amount of motion in the > platform to virtually zero when the wheels are changing directions, (...) (26 years ago, 3-Mar-99, to lugnet.robotics)
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| | Re: Three-wheel Synchro Drive
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(...) Actually, you don't need the differential -- if you put the power axle down the center of rotation for the wheel assembly, turning the wheel assembly induces a rotation of the power axle (relative to the wheel assembly). With the proper (...) (26 years ago, 3-Mar-99, to lugnet.robotics)
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| | Re: Three-wheel Synchro Drive
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Russell Nelson writes: > Hey, that's the key -- actually *rotate* the wheels as you turn their > direction. Then, the wheels will inscribe a small arc, but the > platform won't move. And if you want to be *really* clever about it, > you could use a (...) (26 years ago, 3-Mar-99, to lugnet.robotics)
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| | Re: Three-wheel Synchro Drive
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(...) power shaft to the tire, you can move the tire closer than that. I used a 24t crown gear to make the 90 degree transition, then a 24t to 40t gear reduction so I could put the large tires that come with RIS (anybody know a source for more of (...) (26 years ago, 3-Mar-99, to lugnet.robotics)
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