Round bellows construction

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    Here are some images I made up to help in the understanding and construction of some round bellows.




    Detail

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    Side view. This should give you enough information to construct something. I imagine a foot or so diameter should be big enough.




    Top view

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    I of course make no pretense as to the safety of these. This information is provided as research tool. Anything you build and use you do at your own risk.