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Larry Howell
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Proceedings Papers

Preliminary Design of a Deployable Optical Space Array Based on a Thickened Origami Flasher Pattern

Jared Hunter, Clark Roubicek, Mark Stephen, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2023, Volume 8: 47th Mechanisms and Robotics Conference (MR), V008T08A054, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-116803
https://doi.org/10.1115/DETC2023-116803
View Paper titled, Preliminary Design of a Deployable Optical Space Array Based on a Thickened Origami Flasher Pattern
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Topics: Design, Engineering prototypes, Imaging, Optical elements, Optics, Stability
Proceedings Papers

Applying Origami-Based Design Approaches to Foldable Furniture for Children

Bethany Parkinson, Mitchel Skinner, Denise Halverson, Terri Bateman, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2023, Volume 8: 47th Mechanisms and Robotics Conference (MR), V008T08A045, August 20–23, 2023
Publisher: American Society of Mechanical Engineers
Paper No: DETC2023-114790
https://doi.org/10.1115/DETC2023-114790
View Paper titled, Applying Origami-Based Design Approaches to Foldable Furniture for Children
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Topics: Design
Journal Articles

An Aggregate Sternal Force-Deflection Model

Brandon Sargent, Diana Bolanos, Victor Garcia, Larry Howell
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. November 2023, 145(11): 111009.
Paper No: BIO-22-1339
https://doi.org/10.1115/1.4063148
Published Online: September 4, 2023
View Article titled, An Aggregate Sternal Force-Deflection Model
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Topics: Deflection, Stiffness, Approximation
Proceedings Papers

Using Compliant Implants to Reduce Post-Operative Pain in Pectus Excavatum Correction

Clark Roubicek, Brandon Sargent, Victor Garcia, Larry Howell
Proc. ASME. IDETC-CIE2022, Volume 7: 46th Mechanisms and Robotics Conference (MR), V007T07A012, August 14–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DETC2022-89965
https://doi.org/10.1115/DETC2022-89965
View Paper titled, Using Compliant Implants to Reduce Post-Operative Pain in Pectus Excavatum Correction
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Topics: Engineering prototypes, Engineering simulation, Finite element analysis, Medical devices, Modeling, Simulation
Journal Articles

Hinges and Curved Lamina Emergent Torsional Joints in Cylindrical Developable Mechanisms

Kendall Seymour, Pietro Bilancia, Spencer Magleby, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research Papers
J. Mechanisms Robotics. June 2021, 13(3): 031002.
Paper No: JMR-20-1382
https://doi.org/10.1115/1.4049439
Published Online: March 15, 2021
View Article titled, Hinges and Curved Lamina Emergent Torsional Joints in Cylindrical Developable Mechanisms
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Topics: Cylinders, Deflection, Finite element analysis, Hinges, Membranes, Modeling, Nickel titanium alloys, Stiffness, Surgery, Cantilever beams
Proceedings Papers

High Production Manufacturing Considerations for Metallic Compliant Mechanisms With Long Thin Beams

Aaron Herring, Spencer Magleby, Larry Howell, Robert Todd
Proc. ASME. IDETC-CIE2001, Volume 3: 6th Design for Manufacturing Conference, 241-252, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/DFM-21184
https://doi.org/10.1115/DETC2001/DFM-21184
View Paper titled, High Production Manufacturing Considerations for Metallic Compliant Mechanisms With Long Thin Beams
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Topics: Compliant mechanisms, Manufacturing, Joining, Design
Proceedings Papers

Hinges and Curved Lamina Emergent Torsional Joints in Cylindrical Developable Mechanisms

Kendall Seymour, Pietro Bilancia, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2020, Volume 10: 44th Mechanisms and Robotics Conference (MR), V010T10A001, August 17–19, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DETC2020-22049
https://doi.org/10.1115/DETC2020-22049
View Paper titled, Hinges and Curved Lamina Emergent Torsional Joints in Cylindrical Developable Mechanisms
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Topics: Hinges, Cylinders, Membranes, Modeling, Nickel titanium alloys
Journal Articles

Conceptualizing Stable States in Origami-Based Devices Using an Energy Visualization Approach

Jacob Greenwood, Alex Avila, Larry Howell, Spencer Magleby
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. September 2020, 142(9): 093302.
Paper No: MD-19-1566
https://doi.org/10.1115/1.4046437
Published Online: May 8, 2020
View Article titled, Conceptualizing Stable States in Origami-Based Devices Using an Energy Visualization Approach
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Topics: Design, Linkages, Stability, Energy storage, Hinges
Journal Articles

Load–Displacement Characterization in Three Degrees-of-Freedom for General Lamina Emergent Torsion Arrays

Nathan A. Pehrson, Pietro Bilancia, Spencer Magleby, Larry Howell
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. September 2020, 142(9): 093301.
Paper No: MD-19-1559
https://doi.org/10.1115/1.4046072
Published Online: March 28, 2020
View Article titled, Load–Displacement Characterization in Three Degrees-of-Freedom for General Lamina Emergent Torsion Arrays
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Topics: Displacement, Finite element analysis, Rotation, Stiffness, Stress, Torsion, Compression, Degrees of freedom, Springs
Journal Articles

An Origami-Based Medical Support System to Mitigate Flexible Shaft Buckling

Brandon Sargent, Jared Butler, Kendall Seymour, David Bailey, Brian Jensen, Spencer Magleby, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research Papers
J. Mechanisms Robotics. August 2020, 12(4): 041005.
Paper No: JMR-19-1228
https://doi.org/10.1115/1.4045846
Published Online: March 6, 2020
View Article titled, An Origami-Based Medical Support System to Mitigate Flexible Shaft Buckling
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Topics: Biomedicine, Buckling, Cylinders, Design, Instrumentation, Robots, Engineering prototypes, Robotics, Stress, Testing
Journal Articles

Rigidly Foldable Thick Origami Using Designed-Offset Linkages

Robert J. Lang, Nathan Brown, Brian Ignaut, Spencer Magleby, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research Papers
J. Mechanisms Robotics. April 2020, 12(2): 021106.
Paper No: JMR-19-1420
https://doi.org/10.1115/1.4045940
Published Online: February 3, 2020
View Article titled, Rigidly Foldable Thick Origami Using Designed-Offset Linkages
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Topics: Kinematics, Linkages, Displacement, Hinges, Manufacturing
Proceedings Papers

Rigidly Foldable Thick Origami Using Designed-Offset Linkages

Robert J. Lang, Nathan Brown, Brian Ignaut, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2019, Volume 5B: 43rd Mechanisms and Robotics Conference, V05BT07A035, August 18–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-97621
https://doi.org/10.1115/DETC2019-97621
View Paper titled, Rigidly Foldable Thick Origami Using Designed-Offset Linkages
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Topics: Linkages, Hinges, Kinematics
Journal Articles

Rigidly Foldable Quadrilateral Meshes From Angle Arrays

Robert J. Lang, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research-Article
J. Mechanisms Robotics. April 2018, 10(2): 021004.
Paper No: JMR-17-1300
https://doi.org/10.1115/1.4038972
Published Online: February 1, 2018
View Article titled, Rigidly Foldable Quadrilateral Meshes From Angle Arrays
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Topics: Design, Kinematics, Manufacturing, Degrees of freedom, Optimization, Linear programming, Construction
Proceedings Papers

Rigidly Foldable Quadrilateral Meshes From Angle Arrays

Robert J. Lang, Larry Howell
Proc. ASME. IDETC-CIE2017, Volume 5A: 41st Mechanisms and Robotics Conference, V05AT08A001, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67440
https://doi.org/10.1115/DETC2017-67440
View Paper titled, Rigidly Foldable Quadrilateral Meshes From Angle Arrays
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Topics: Degrees of freedom, Design, Engineering design processes, Linear programming
Proceedings Papers

Kinematics and Discretization of Curved-Fold Mechanisms

Robert J. Lang, Todd Nelson, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2017, Volume 5B: 41st Mechanisms and Robotics Conference, V05BT08A042, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67439
https://doi.org/10.1115/DETC2017-67439
View Paper titled, Kinematics and Discretization of Curved-Fold Mechanisms
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Topics: Algorithms, Kinematics
Journal Articles

Thick Rigidly Foldable Origami Mechanisms Based on Synchronized Offset Rolling Contact Elements

Robert J. Lang, Todd Nelson, Spencer Magleby, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research-Article
J. Mechanisms Robotics. April 2017, 9(2): 021013.
Paper No: JMR-16-1300
https://doi.org/10.1115/1.4035686
Published Online: March 9, 2017
View Article titled, Thick Rigidly Foldable Origami Mechanisms Based on Synchronized Offset Rolling Contact Elements
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Topics: Design, Hinges, Kinematics, Rolling contact, Rotation
Proceedings Papers

A Material Selection and Design Method for Multi-Constraint Compliant Mechanisms

John Sessions, Nathan Pehrson, Kyler Tolman, Jonathan Erickson, David Fullwood, Larry Howell
Proc. ASME. IDETC-CIE2016, Volume 5A: 40th Mechanisms and Robotics Conference, V05AT07A013, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59582
https://doi.org/10.1115/DETC2016-59582
View Paper titled, A Material Selection and Design Method for Multi-Constraint Compliant Mechanisms
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Topics: Compliant mechanisms, Design methodology, Design, Solar cell arrays, Torsion
Proceedings Papers

Thick Rigidly Foldable Origami Mechanisms Based on Synchronized Offset Rolling Contact Elements

Robert J. Lang, Todd Nelson, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2016, Volume 5B: 40th Mechanisms and Robotics Conference, V05BT07A016, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59747
https://doi.org/10.1115/DETC2016-59747
View Paper titled, Thick Rigidly Foldable Origami Mechanisms Based on Synchronized Offset Rolling Contact Elements
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Topics: Rolling contact, Design, Kinematics
Journal Articles

Single Degree-of-Freedom Rigidly Foldable Cut Origami Flashers

Robert J. Lang, Spencer Magleby, Larry Howell
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research-Article
J. Mechanisms Robotics. June 2016, 8(3): 031005.
Paper No: JMR-15-1166
https://doi.org/10.1115/1.4032102
Published Online: March 7, 2016
View Article titled, Single Degree-of-Freedom Rigidly Foldable Cut Origami Flashers
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Topics: Collisions (Physics), Degrees of freedom, Design, Hinges, Manufacturing, Cutting
Proceedings Papers

Single-Degree-of-Freedom Rigidly Foldable Origami Flashers

Robert J. Lang, Spencer Magleby, Larry Howell
Proc. ASME. IDETC-CIE2015, Volume 5B: 39th Mechanisms and Robotics Conference, V05BT08A043, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-46961
https://doi.org/10.1115/DETC2015-46961
View Paper titled, Single-Degree-of-Freedom Rigidly Foldable Origami Flashers
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Topics: Degrees of freedom, Design, Hinges