Chapter 03 · Design Principles 03 / 12

The Standard Parts Method

Why standardized mechanical components outperform custom fabrication

01
Every part earns its place
Forty-two standard profiles form the backbone of ten thousand unique assemblies.
02
Precision is drilled, not guessed
Each bore hole is punched to ±0.1 mm before the plate leaves the press.
03
Joints carry the full load
Bolt-and-nut connections distribute stress across three axes, eliminating single-point failures.
04
The diagram is the specification
Exploded-view instructions ship with every build — no hidden steps, no tribal knowledge.
This is the Meccano Erector Set design system, applied by Curio Design — a design-style library for AI agents. Full Meccano Erector Set guide → designbycurio.com/learn/meccano-erector-set