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Proceedings Papers

Energy Absorption Characteristics of Passenger Car With Origami Structure

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Yang Yang, Xilu Zhao, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2021, Volume 8B: 45th Mechanisms and Robotics Conference (MR), V08BT08A041, August 17–19, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DETC2021-69870
https://doi.org/10.1115/DETC2021-69870
View Paper titled, Energy Absorption Characteristics of Passenger Car With Origami Structure
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Topics: Absorption, Automobiles, Heating, Molding, Torsion, Vehicles, Collisions (Physics), Manufacturing, Peak load, Simulation
Proceedings Papers

Theoretical Study of Sound Insulation Simulations (About Attaching Effect of Sound Absorbing Material and Consideration of Sound Insulation Performance by Height of Origami Core)

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Aya Abe, Haruki Yashiro, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2021, Volume 8B: 45th Mechanisms and Robotics Conference (MR), V08BT08A037, August 17–19, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DETC2021-68851
https://doi.org/10.1115/DETC2021-68851
View Paper titled, Theoretical Study of Sound Insulation Simulations (About Attaching Effect of Sound Absorbing Material and Consideration of Sound Insulation Performance by Height of Origami Core)
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Topics: Acoustical materials, Engineering simulation, Finite element methods, Simulation, Waves, Flat plates, Trusses (Building), Sound pressure, Molding, Trains
Proceedings Papers

Mathematical Elucidation of the Traditional Japanese Fan Focusing on Its Structure

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Keiko Yamazaki, Fujiko Abe, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2021, Volume 8B: 45th Mechanisms and Robotics Conference (MR), V08BT08A036, August 17–19, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DETC2021-68773
https://doi.org/10.1115/DETC2021-68773
View Paper titled, Mathematical Elucidation of the Traditional Japanese Fan Focusing on Its Structure
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Topics: Bone, Deformation, Design, Fans, Image processing, Shapes
Proceedings Papers

Optimization of the Sound Source Position for Shaping Acoustically-Structurally Coupled Cavities

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Arzu Gonenc Sorguc, Ichiro Hagiwara, Qinzhong Shi, Haldun Akagunduz
Proc. ASME. IMECE2001, Dynamic Systems and Control, 439-444, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/DSC-24555
https://doi.org/10.1115/IMECE2001/DSC-24555
View Paper titled, Optimization of the Sound Source Position for Shaping Acoustically-Structurally Coupled Cavities
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Topics: Acoustics, Cavities, Optimization, Artificial neural networks, Design, Quadratic programming
Journal Articles

Reversed-Torsion-Type Crush Energy Absorption Structure and Its Inexpensive Partial-Heating Torsion Manufacturing Method Based on Origami Engineering

Open Access
Zhao Xilu, Chenghai Kong, Yang Yang, Ichiro Hagiwara
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2022, 144(6): 061001.
Paper No: MANU-20-1745
https://doi.org/10.1115/1.4052438
Published Online: October 29, 2021
View Articletitled, Reversed-Torsion-Type Crush Energy Absorption Structure and Its Inexpensive Partial-Heating Torsion Manufacturing Method Based on Origami Engineering
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Topics: Absorption, Heating, Torsion, Simulation
Proceedings Papers

Reduction of Vehicle Interior Noise Using Our New Structural-Acoustic Sensitivity Analysis Methods

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Ichiro Hagiwara, Wakae Kozukue, Zheng-Dong Ma
Proc. ASME. CIE91, ASME 1991 Computers in Engineering Conference: Volume 2 — Finite Elements/Computational Geometry; Computers in Education; Robotics and Controls, 211-221, August 18–22, 1991
Publisher: American Society of Mechanical Engineers
Paper No: CIE1991-0118
https://doi.org/10.1115/CIE1991-0118
View Paper titled, Reduction of Vehicle Interior Noise Using Our New Structural-Acoustic Sensitivity Analysis Methods
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Topics: Acoustics, Noise (Sound), Sensitivity analysis, Vehicles, Vibration, Design, Simulation, Structural dynamics, Symmetry (Physics)
Proceedings Papers

Optimization of Noise Level Reduction by Truncated Model Coupled Structural-Acoustic Sensitivity Analysis

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Wakae Kozukue, Chinmoy Pal, Ichiro Hagiwara
Proc. ASME. CIE92, ASME 1992 International Computers in Engineering Conference: Volume 2 — Finite Element Techniques; Computers in Education; Robotics and Controls, 15-22, August 2–6, 1992
Publisher: American Society of Mechanical Engineers
Paper No: CIE1992-0085
https://doi.org/10.1115/CIE1992-0085
View Paper titled, Optimization of Noise Level Reduction by Truncated Model Coupled Structural-Acoustic Sensitivity Analysis
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Topics: Acoustics, Noise (Sound), Optimization, Sensitivity analysis, Design, Inverse problems, Sound pressure
Proceedings Papers

Nonlinear Integer, Discrete and Continuous Optimization Using Adaptive Range Genetic Algorithms

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Masao Arakawa, Ichiro Hagiwara
Proc. ASME. DETC97, Volume 2: 23rd Design Automation Conference, V002T29A051, September 14–17, 1997
Publisher: American Society of Mechanical Engineers
Paper No: DETC97/DAC-3728
https://doi.org/10.1115/DETC97/DAC-3728
View Paper titled, Nonlinear Integer, Discrete and Continuous Optimization Using Adaptive Range Genetic Algorithms
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Topics: Genetic algorithms, Optimization
Proceedings Papers

Robust Design Using Fuzzy Numbers

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Masao Arakawa, Hiroshi Yamakawa, Ichiro Hagiwara
Proc. ASME. DETC98, Volume 2: 24th Design Automation Conference, V002T02A052, September 13–16, 1998
Publisher: American Society of Mechanical Engineers
Paper No: DETC98/DAC-5803
https://doi.org/10.1115/DETC98/DAC-5803
View Paper titled, Robust Design Using Fuzzy Numbers
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Topics: Design, Optimization
Proceedings Papers

The Most Probable Optimal Design Method for Global Optimization

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Qinzhong Shi, Ichiro Hagiwara, Futoshi Takashima
Proc. ASME. DETC99, Volume 1: 25th Design Automation Conference, 139-147, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/DAC-8635
https://doi.org/10.1115/DETC99/DAC-8635
View Paper titled, The Most Probable Optimal Design Method for Global Optimization
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Topics: Approximation, Artificial neural networks, Design, Design methodology, Optimization, Probability, Response surface methodology, Wounds
Proceedings Papers

Structural Damage Detection and Identification Using Learning Vector Quantization Neural Network

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Qinzhong Shi, Ichiro Hagiwara, Toshiaki Sekine
Proc. ASME. DETC99, Volume 6: International Symposium on Motion and Vibration Control, 161-167, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/MOVIC-8401
https://doi.org/10.1115/DETC99/MOVIC-8401
View Paper titled, Structural Damage Detection and Identification Using Learning Vector Quantization Neural Network
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Topics: Artificial neural networks, Damage
Proceedings Papers

Reduction of Noise Inside a Cavity by Piezoelectric Actuators

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Ichiro Hagiwara, Zhushi Rao, Qinzhong Shi
Proc. ASME. DETC99, Volume 7B: 17th Biennial Conference on Mechanical Vibration and Noise, 2361-2369, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/VIB-8389
https://doi.org/10.1115/DETC99/VIB-8389
View Paper titled, Reduction of Noise Inside a Cavity by Piezoelectric Actuators
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Topics: Acoustics, Cavities, Noise (Sound), Piezoelectric actuators
Proceedings Papers

Dynamic Polytope Function and Control Modeling

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Du Wang, Zhongyang Guo, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2001, Volume 6C: 18th Biennial Conference on Mechanical Vibration and Noise, 3243-3249, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/VIB-21773
https://doi.org/10.1115/DETC2001/VIB-21773
View Paper titled, Dynamic Polytope Function and Control Modeling
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Topics: Control modeling, Damping, Design, Dynamics (Mechanics), Stiffness, Suspension systems, Time-invariant systems, Time-varying systems
Proceedings Papers

Characteristics of Truss Core Created by Origami Forming Method

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Aya Abe, Kosuke Terada, Haruki Yashiro, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2019, Volume 5B: 43rd Mechanisms and Robotics Conference, V05BT07A038, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-97740
https://doi.org/10.1115/DETC2019-97740
View Paper titled, Characteristics of Truss Core Created by Origami Forming Method
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Topics: Trusses (Building), Acoustical materials, Cushioning materials, Honeycomb structures, Metals
Proceedings Papers

An Origami Crease Pattern Generating Methodology for “Origami 3D Printer”

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Yang Yang, Ichiro Hagiwara, Luis Diago, Junichi Shinoda
Proc. ASME. IDETC-CIE2019, Volume 5B: 43rd Mechanisms and Robotics Conference, V05BT07A036, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-97715
https://doi.org/10.1115/DETC2019-97715
View Paper titled, An Origami Crease Pattern Generating Methodology for “Origami 3D Printer”
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Topics: Computer-aided design, Glues, Image segmentation, Printing, Reverse engineering, Robots, Shapes, Tree (Data structure)
Proceedings Papers

Designing and Manufacturing a Super Excellent and Ultra-Cheap Energy Absorber by Origami Engineering

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Xilu Zhao, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2019, Volume 5B: 43rd Mechanisms and Robotics Conference, V05BT07A037, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-97725
https://doi.org/10.1115/DETC2019-97725
View Paper titled, Designing and Manufacturing a Super Excellent and Ultra-Cheap Energy Absorber by Origami Engineering
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Topics: Design, Manufacturing, Torsion, Vehicles, Automobiles, Collisions (Physics), Peak load
Proceedings Papers

Flat-Foldable Boxes of Thick Panels: Hinges and Supporters

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Chie Nara, Ichiro Hagiwara, Yang Yang, Xiaoshi Chen
Proc. ASME. IDETC-CIE2017, Volume 5B: 41st Mechanisms and Robotics Conference, V05BT08A041, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67395
https://doi.org/10.1115/DETC2017-67395
View Paper titled, Flat-Foldable Boxes of Thick Panels: Hinges and Supporters
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Topics: Hinges, Airbags, Automobiles, Design, Linkages, Paperboard, Simulation results, Theorems (Mathematics)
Proceedings Papers

Investigation of Helmet Based on Origami Structures

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Yang Yang, Chie Nara, Xiaoshi Chen, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2017, Volume 5B: 41st Mechanisms and Robotics Conference, V05BT08A040, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67391
https://doi.org/10.1115/DETC2017-67391
View Paper titled, Investigation of Helmet Based on Origami Structures
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Topics: Absorption, Corrugated board, Earthquakes, Finite element methods, Finite element model, Honeycomb structures, Mechanical properties, Natural disasters, Numerical analysis, Safety
Journal Articles

Design and Numerical Analysis of Vibration Isolators With Quasi-Zero-Stiffness Characteristics Using Bistable Foldable Structures

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Sachiko Ishida, Hiroshi Uchida, Haruo Shimosaka, Ichiro Hagiwara
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2017, 139(3): 031015.
Paper No: VIB-15-1373
https://doi.org/10.1115/1.4036096
Published Online: April 24, 2017
View Articletitled, Design and Numerical Analysis of Vibration Isolators With Quasi-Zero-Stiffness Characteristics Using Bistable Foldable Structures
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Topics: Springs, Stiffness, Vibration isolators, Vibration, Trusses (Building), Cylinders
Proceedings Papers

Simulation Based Approach for the Origami-Performing Robot’s Hardware Design

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Phuong Thao Thai, Maria Savchenko, Ichiro Hagiwara
Proc. ASME. IDETC-CIE2016, Volume 5B: 40th Mechanisms and Robotics Conference, V05BT07A008, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59413
https://doi.org/10.1115/DETC2016-59413
View Paper titled, Simulation Based Approach for the Origami-Performing Robot’s Hardware Design
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Topics: Design, Hardware, Simulation, Robots, Robotics, Weight (Mass), Coated papers, End effectors, Kinematics, Manipulators