{"id":"transit-diagram","no":259,"name":"Schematic Transit Diagram","ja":"スキーマティック路線図","era":"1933–","family":"情報デザイン","kind":"レイアウト","collection":"Dictionary expansion 13","addedAt":"2026-08-18","source":{"title":"London Transport Museum — Harry Beck's iconic design","url":"https://www.ltmuseum.co.uk/collections/stories/design/transforming-tube-map-harry-becks-iconic-design"},"reference":{"status":"verified","pageUrl":"https://www.ltmuseum.co.uk/collections/stories/design/transforming-tube-map-harry-becks-iconic-design","credit":"London Transport Museum — Harry Beck's iconic design","gallery":[{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Tube%20map%201908.jpg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Tube%20map%201908.jpg","credit":"ベック以前の地理式地下鉄図 1908"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Oslo%20Metro%20diagram%20no.svg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Oslo%20Metro%20diagram%20no.svg","credit":"スキーマティック路線図の現代例（CC BY-SA 3.0）"}]},"essence":"地理的正確さを捨て、水平・垂直・45度の線と等間隔の駅だけで路線網を描く図法。ベックの1933年ロンドン地下鉄図が確立し、世界中の交通図の共通言語になった。","cues":["45度に制限された線","等間隔の駅","路線色のコード","地理からの独立"],"intents":["信頼","技術","静けさ"],"works":["一次資料と代表作から成立条件を比較する","別媒体へ応用できる構成原理を取り出す"],"recipe":{"type":"参照作品の文字・記号・スケールを観察する","layout":"視線と情報を支配する構造を一つ抽出する","material":"時代・地域・制作工程に固有の素材と挙動を確認する"},"avoid":"表面的な記号へ還元せず、時代・地域・技術・制作主体の文脈を確認する。","colors":["#e9e6dd","#67635d","#171615"],"motif":"display","pair":["isotype","pictogram-system"],"study":["ハリー・ベック","電気回路図からの発想","ヴィネッリのNY地下鉄図論争"],"en":{"essence":"Discards geographic accuracy for horizontal, vertical and 45-degree lines with evenly spaced stations. Beck's 1933 London Underground diagram established it as the common language of transit maps worldwide.","cues":["Lines limited to 45 degrees","Evenly spaced stations","Color-coded lines","Independence from geography"],"works":["Comparing primary sources and canonical works","Extracting principles that transfer to other media"],"recipe":{"type":"Observe the letters, signs and scale of reference works","layout":"Extract the one structure that governs gaze and information","material":"Verify the materials and behaviors specific to era, region and process"},"avoid":"Don't reduce it to surface signs. Verify the context of era, region, technology and makers.","study":["Harry Beck","the idea borrowed from circuit diagrams","the Vignelli New York subway map controversy"]}}