Self-locking in worm gears: how does it work and where is it useful?

In theory, a worm gear is self-locking when the coefficient of friction between the gear and the worm is larger than the tangent of the worm’s lead angle.

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What is self locking of worm gear? - Quora

Advantages and Limitations of Worm Gears in Mechanical Systems – ZHY Gear

Do double enveloping worm gears have different self locking characteristics than single enveloping worm gears? - Quora

BRINGSMART 12V 5rpm DC Worm Gear Motor 35kg.cm Self-locking Reversed Mini Turbine Geared Motor for DIY Robot Rotating Table Door Lock Curtain Machine (12V 5rpm) : : Industrial & Scientific

How to interpret the self-locking mechanism of worm gearboxes

What is the difference between a worm gear and a helical gear? - Quora

A New Standardizable Calculation Method to Predict the Efficiency of Worm Gear Drives

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PDF] lock ing Worm and Worm Gear and Crank The Self-centering, Power-driven and External-clamping Device Based on Self- - Connecting Rod Drive

Worm gears: What are they and where are they used?

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Spring rains encourage angle worm fishing – Loveland Reporter-Herald

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