Subject:
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Re: baffled by a part in RIS 1.5
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Newsgroups:
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lugnet.robotics.rcx
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Date:
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Thu, 5 Apr 2001 13:01:33 GMT
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Viewed:
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3452 times
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I did'nt have the piece with me at the time I posted to lugnet, and yes
Symbology is important. Increadibly, all of these mechanical aspects can be
mapped out and calculated. It's just cool.
In lugnet.robotics.rcx, Constantine Hannaher writes:
> N.cm = newton.centimeter
>
> In lugnet.robotics.rcx, Eric Sophie writes:
> > Ok, this is called a "Slip Gear" or "Torque Gear" It is used to prevent over
> > rotation by means of an internal clutch, the 2.5 - 5.0 NCM I belive means
> > the range of operable force applied before the clutch disengages. Nano
> > Centemeter of force. In short I used one in each hand of the Robot I am
> > building, after gearing the the motor 1 or two "steps" (8 to 24 tooth) I
> > then inserted the Torque gear, and ran the axle straight to a worm gear
> > assymbly, the hand closes with a good deal of force, then when the fingers
> > reach the thunb, the force is greater then the presecribed limits then the
> > gear starts to slip and thus preventing damage to the structure.
> >
> > http://www.brickshelf.com/cgi-bin/gallery.cgi?i=39790
> >
> > They are really very handy if you can gear them for the proper application.
> >
> >
> > > I have no idea. I can't even
> > > start to think what it could be used for - it seems utterly pointless, a
> > > gear whose centre rotates separately from the rest of it!
> > >
> > > Please... there must be someone with a better answer than 'mouse frisbee
> > > (thick)'.
> > >
> > > TIA!
> > >
> > > Dave
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