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BackH2=sh*(j+1)) { for(i=[0:fn-1]) assign(lf0=lf*i, lf1=lf*(i+1/2), lf2=lf*(i+1)) { polyhedron( points=[ [ 0,0,h0], [ ord*cos(lf0), ord*sin(lf0), h2], [ ord*cos(lf2), ord*sin(lf2), h2] ], triangles=[ [0,1,2],[2,3,0], [1,0,4],[4,0,7],[7,8,4], [8,7,9],[10,9,7], [10,7,6],[6,7,0],[3,6,0], [2,1,4],[3,2,6],[10,6,9],[8,9,4], [4,5,2],[2,5,6],[6,5,9],[9,5,4] ], convexity=5); } } 3D Printing/Pot_Knobs/CustomizableKnob_spikey_with_divot.stl Executable file Unescape threeUHeight = 133.35; // overall 3u height panelInnerHeight = 110; //rail clearance = ~11.675mm, top and bottom railHeight = (threeUHeight-panelOuterHeight)/2; mountSurfaceHeight = (panelOuterHeight-panelInnerHeight-railHeight*2)/2; hp=5.08; mountHoleDiameter = 3.2; mountHoleRad =mountHoleDiameter/2; hwCubeWidth = holeWidth-mountHoleDiameter; offsetToMountHoleCenterY=mountSurfaceHeight/2; offsetToMountHoleCenterX=hp;//1hp margin on each copy an appropriate copyright notice and this is actually a pushbutton momentary, but roughly same dimensions as toggle switch ON-ON | | ----- | --- | ---- | ---- | ----------- | ---- | ----------- | ---- | ----------- | ---- | ----------- | ---- | ---- | | | | | | | | | C3, C4, C11 | 3 | 100R | Resistor | | U1 | 1 | Conn_01x04 | Pin header 2.54 mm spacing"/>