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Wheel and Pinion Inspector

Inspect and adjust assembled watch wheels and pinions.

What does a Wheel and Pinion Inspector do?

Inspects and adjusts assembled watch wheels and pinions for surface and mechanical defects, using tweezers, gauges, and loupe: Examines wheels for levelness, using gauges, and adjusts wheels to correct discrepancies [STRAIGHTENER, HAND]. Tests and adjusts endshake of wheels, using loupe and tweezers. Mounts wheels in gauge and observes gauge readings to verify that wheels and pinions are concentric with staff. Places straightedge on flat surface of wheels and turns wheels, observing wheels to detect passage of light, to test wheels for flatness. Examines wheels to detect scratches and broken teeth, using loupe. Segregates faulty and acceptable assemblies.