⚙Product & industrial design

CMF, fillets vs chamfers, ergonomics, Dieter Rams’ ten principles — the language of designing objects. — 16 entries

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Colour, material, finish (CMF)컬러·소재·마감(CMF)

The discipline of changing only colour, material, and surface finish on an identical form to create a completely different impression, feel, and price tier.

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Fillet vs. chamfer필렛 vs 챔퍼

Two ways to soften a sharp edge — a fillet rounds it with a curve, a chamfer slices it flat at an angle.

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Draft angle드래프트 앵글(구배각)

A slight taper deliberately added to a mold's vertical walls so the finished part releases without scraping or sticking.

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Parting line파팅라인(형합선)

The faint line on a finished molded or cast part where the two halves of the tool met.

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Ergonomics인체공학

Sizing, shaping, and placing a product based on real data about human body dimensions, strength, and range of motion.

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Form follows function형태는 기능을 따른다

The modernist principle that an object's shape should be derived from what it does, not applied to it as decoration.

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Dieter Rams' ten principles디터 람스의 10원칙

Ten criteria for "what makes design good," distilled by German industrial designer Dieter Rams from decades of practice at Braun.

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Physical affordance물리적 어포던스

The way an object's shape itself signals how to operate it — a flat plate says push, a bar-shaped handle says pull.

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Modular design모듈러 디자인

Designing a set of independent, standardized units (modules) that combine in different ways to produce several product configurations.

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Design for assembly (DFA)조립성 설계(DFA)

Designing a product from the start with fewer parts and fewer assembly motions, so it goes together faster, cheaper, and with fewer mistakes.

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Surface continuity (G0/G1/G2)표면 연속성(G0/G1/G2)

A grading of how smoothly two curves or surfaces meet — position-only (G0), matching tangent (G1), or matching curvature too (G2).

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Knurling널링(요철 가공)

A repeating pattern of small ridges — usually diamond-shaped or straight — cut into a surface that gets gripped or turned by hand, to reduce slipping.

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Living hinge리빙 힌지(일체형 힌지)

A hinge with no separate hardware at all — just a very thin, flexible strip of the same material that survives thousands of fold cycles.

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Tolerance공차

The allowed range a part's dimension can drift from its nominal value on a drawing — too tight and cost climbs, too loose and mating parts don't fit.

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Prototype fidelity프로토타입 충실도

Tuning a prototype's realism — from a rough concept mockup to a production-finish model — to match exactly what question it needs to answer.

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Sustainable materials지속가능 소재

Choosing recycled, renewable, or low-carbon materials — and designing with a single material so the product is easy to separate and recycle at end of life.