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KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); Divot=CapType; TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) + pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : Knurls-1] rotate([0, 0, 90 + sphere_indents_offset_angle + ((360 / cone_indents_count) * z)] // min width of the hole for mounting screw: ISO 1481-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1757569 12A || order number: 1830729 8A 160V Generic Phoenix Contact SPT 5/4-H-7.5-ZB 1719215 Connector Phoenix Contact connector footprint for: MSTB_2,5/15-GF-5,08; number of pins: 12; pin pitch: 7.50mm; Vertical || order number: 1776524 12A || order number: 1776809 12A Generic Phoenix Contact connector footprint for: MSTBVA_2,5/7-G-5,08.

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