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Unread 02-12-2012, 22:35
MichaelBick MichaelBick is offline
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Re: Balancing an Arm

Quote:
Originally Posted by Nemo View Post
How do you balance an elevator? Do you use a torsion spring to reel in cable? Somehow you need to get around the problem of needing to stretch the spring/tubing to 5 times its starting length if the overlap between elevator sections is only 20% (or whatever) of the elevator's stage height, right?
Constant force springs
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