Twisted band
by JustinSDK
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It's based on the `path_extrude` module of [my library](https://github.com/JustinSDK/dotSCAD). I used a rectangle shape here; however, the 2D shape can be any shape.
There's an easier way to create twisted bands.
include ;
include ;
include ;
include ;
shape_pts = [
[-2, -10],
[-2, 10],
[2, 10],
[2, -10]
];
ring_extrude(shape_pts, radius = 50, twist = 180);
;
![ring_extrude](https://openhome.cc/eGossip/OpenSCAD/im
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