Subject:
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Re: Strengthening Gears
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Newsgroups:
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lugnet.technic
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Date:
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Tue, 5 Mar 2002 14:27:56 GMT
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Viewed:
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4618 times
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In lugnet.technic, Jack Gregory writes:
> Plastic doesn't get stronger under heat-treatment. This type of heat
> treatment is used to control the crystallization of metals, and long-chain
> polymers like plastic just don't behave like that.
Yes, this is true.
> If you need stronger gears, double them. It is the axles that are the weak
> point generally, though.
Now that's quite a statement! I got an email yesterday from someone saying
that the axles were the weak point too.
I don't know how you're using your gears, but when something breaks in my
models, it's the gears!
http://www.texbrick.com/ideas/gears/
(see bottom of page)
TJ
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Message has 1 Reply:
 | | Re: Strengthening Gears
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| I have never broken a gear. But then, I am a mechanical engineer; I am nice to my gears. But I fry a lot of electronics! My experience is that the torsional stiffness of the axles is the limiting factor of high-torque designs. I have permanently (...) (25 years ago, 5-Mar-02, to lugnet.technic)
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Message is in Reply To:
| | Re: Strengthening Gears
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| Plastic doesn't get stronger under heat-treatment. This type of heat treatment is used to control the crystallization of metals, and long-chain polymers like plastic just don't behave like that. If you need stronger gears, double them. It is the (...) (25 years ago, 5-Mar-02, to lugnet.technic)
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