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Unread 24-02-2011, 23:49
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Nick Lawrence Nick Lawrence is offline
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FRC #3940 (CyberTooth, AndyMark)
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Re: pic: Spartonics 1503 - 2011

Quote:
Originally Posted by 548swimmer View Post
I understand the benefits of large flanges, but I don't really see how flanging such a small area can add substantially to the cross-sectional area. I've thought about trying this before on some of our robot parts, but it always got shoved aside due to the extra fabrication time.
I was skeptical at first myself, until I tried to twist one of or siderails.

It takes a lot more force to do so with these flanged lightening holes.

These punches made the difference between having to swiss cheese a super heavy over-trussed frame and being 15 lbs underweight.

-Nick
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