ROTATIONAL ERECTION SYSTEM (RES): ORIGAMI EXTENDED WITH CUTS - - PowerPoint PPT Presentation

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ROTATIONAL ERECTION SYSTEM (RES): ORIGAMI EXTENDED WITH CUTS - - PowerPoint PPT Presentation

ROTATIONAL ERECTION SYSTEM (RES): ORIGAMI EXTENDED WITH CUTS YOSHINOBU MIYAMOTO AICHI INSTITUTE OF TECHNOLOGY 2014 AUG 12 6OEME


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ROTATIONAL ERECTION SYSTEM (RES): ORIGAMI EXTENDED WITH CUTS

回転建立方式:拡張折紙|統合折切紙

YOSHINOBU MIYAMOTO

AICHI INSTITUTE OF TECHNOLOGY

愛知工業大学 宮本 好信

2014 AUG 12 6OEME

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EXPANDED/EXTENDED ORIGAMI

拡張折紙|統合折切紙

  • 折 fold
  • 切 cut
  • 曲 bend
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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

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24 arms 12 arms Three Stage Domes

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

32 arms

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

60 arms

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

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closed foot folds Arm Foot Folds Details radial foot folds

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

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Quasi Spiral Cut Pattern

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

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RES: ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

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EXPANDED METAL MESH

エキスパンドメタル

Fabrication Geometry

Originally for Plastering Metal Lath dates form 1880s UK

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TWIST FOLD

ねじりおり

Fujimoto & Nishiwaki 1984 Flower Tower, Chris Palmer 2008

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GEOMETRIC PRINCIPLE

Arm (dn) Hub (dn) A B α β A' B'' B' Bisection Plane

  • f ∠B'A'B''

Arm (up) Hub (up) O1 O2 C D E

L ¡= ¡DA ¡= ¡2 ¡R ¡sin(α/2) ¡/ ¡( ¡1 ¡-­‑ ¡cos ¡β ¡) ¡ H ¡= ¡O1O2 ¡= ¡L ¡sin ¡β R ¡= ¡O1A Figure ¡2. ¡Primary Element Figure ¡3. ¡Tilted Hub Isometric ¡ View Cut ¡& ¡Crease ¡ PaFern

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ANGLE SECTION ARMS

b) Tilted Hub Triangles a) Two Stage Pentagon

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c) Square Cells d) Double Square Cell Core

ANGLE SECTION ARMS

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straight curved

ANGLE SECTION ARMS

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ANGLE SECTION ARMS

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ANGLE SECTION ARMS

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Flat Arms

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Angle Section Arms

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Tilted Hub, Angle Section Arm Triangle

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RES Domes on Tetrahedron

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120cm sq. 57cm sq.

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ROTATIONAL ERECTION SYSTEM

回転建立方式(かいてんこんりゅうほうしき)

  • origami + kirigami

切目+折目、折紙+切紙

  • flexibility in design

純粋折紙の幾何制約を緩和

  • local manipulation

局所的 加工/展開

  • bistable

双安定構造

  • photo etching, CNC laser

エッチング 、レーザー

  • multi-scale mechanical elements

各種機械要素

  • self assembly, multi-layer

自律組立、多層構成

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A4 Paper Festival Sydney 2011 Concert & Talk Tokyo 2012 Design Workshop Nagoya 2012 the arts and science of origami, born from folding Jaffe Center for Book Arts, Florida Atlantic University 2013

the arts and science of origami, born

PaperWorks: The Art and Science of an Extraordinary Material Berkshire Museum 2013 Shyukutoku University Nagoya 2012