Subject:
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Re: Newbie needs Help
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Newsgroups:
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lugnet.robotics
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Date:
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Tue, 6 Jun 2006 19:48:57 GMT
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Viewed:
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3959 times
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In lugnet.robotics, Dean Hystad wrote:
> If it is legal,try to design
> something that raises your end of the tow rope above your oponent's end. Then
> the act of pulling exerts a downward force on your robot and an upward force on
> your opponent's.
Ummm.... that's not the way I remember the mechanics. There is a torque created
that is force on the drawbar times the drawbar height from ground. That torque
will lift your front end. Doubling your own drawbar height halves your pulling
ability before your front end lifts.
-dave
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Message has 1 Reply:
 | | Re: Newbie needs Help
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| (...) I don't think Dean was talking about torque from the rope tipping the robot; I think he was talking about the fact that a raised attachment point for the rope can result in a downward component of the tension, increasing the force down on the (...) (18 years ago, 6-Jun-06, to lugnet.robotics)
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Message is in Reply To:
| | Re: Newbie needs Help
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| You only need one rotation sensor and some fancy gearing. Using a differential in a way similar to the "South Facing Cart" or the stearing drive in a dual differential setup, you could directly measure the amount of spin between a driven wheel and (...) (18 years ago, 6-Jun-06, to lugnet.robotics)
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