Talk:Helix angle

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helix angle edit

The equation showing the helix angle as the arctan of the lead over the circumference is actually refering to the lead angle. Tangent of an angle is opposite/adjacent, which in the diagram would be circumference/lead.

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References

^ Shigley and Mischke, Mechanical Engineering Design, Fifth edition, pp.331

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[1] Shigley and Mischke, Mechanical Engineering Design, Fifth edition, pp.331

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