Subject:
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Re: Meaning of lettering on white gearwheel.
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Newsgroups:
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lugnet.robotics
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Date:
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Mon, 16 Oct 2000 06:47:21 GMT
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Viewed:
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922 times
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Sean Harrington wrote:
> In lugnet.robotics, sjbaker1@airmail.net writes:
> > On the white 'slipping clutch' 24t gearwheel part is written:
> >
> > 2.5 5.0 Ncm 2.5 5.0 Ncm
> >
> > What is the significance of this?
>
> I think Ncm is Newtons per centimeter, but I can't remember how a Newton is
> defined.
>
> So, if you're spinning the drive shaft, and the counter force on the gear teeth
> is less than 2.5 Ncm, you're fine. If the counter force on the gear teeth is
> 2.5 or greater, you will begin slipping, transferring exponentially less
> rotation until you meet 5.0 Ncm of resistance, at which and beyond, no rotation
> is transferred at all.
>
> Can a real physicist jump in here and keep me from embarrassing myself further?
>
> - Sean
I do know they seem to wear out REALLY fast and no longer work as new ones... Mine
can now barely turn it's self with out slipping.
Dean
--
Coin-Op's For Sale!: http://www.akasa.bc.ca/tfm/coin-op.html
Dean's Lego Workshop: http://www.akasa.bc.ca/tfm/lego_wr.html
Vancouver Lego Club: http://www.akasa.bc.ca/vlc
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Message is in Reply To:
 | | Re: Meaning of lettering on white gearwheel.
|
| (...) I think Ncm is Newtons per centimeter, but I can't remember how a Newton is defined. So, if you're spinning the drive shaft, and the counter force on the gear teeth is less than 2.5 Ncm, you're fine. If the counter force on the gear teeth is (...) (24 years ago, 16-Oct-00, to lugnet.robotics)
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