Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Flexural Stress01:16

Flexural Stress

898
When analyzing bending in symmetric members, it's crucial to understand how stresses distribute when subjected to bending moments. This stress distribution is effectively described by applying fundamental mechanics and material science principles, particularly Hooke's Law for elastic materials.
Hooke's Law states that within the material's elastic limits, stress is directly proportional to strain. In a member experiencing a bending moment, the strain at any point is relative to its distance...
898
Mechanisms of Membrane-bending01:15

Mechanisms of Membrane-bending

3.7K
The living membranes are flexible due to their fluid mosaic nature; however, their bending into different shapes is an active process regulated by specific lipids and proteins. The membrane bending can be transient as seen in vesicles or stable for a long time as in microvilli. Cells regulate the size, location, and duration of the membrane curvature.
Membrane bending can happen due to intrinsic changes in lipid composition or extrinsic association with different proteins. The proteins involved...
3.7K
Bending and Torsional Moments01:20

Bending and Torsional Moments

6.6K
Bending and torsional moments are two fundamental concepts in structural engineering. They play an important role in understanding the behavior of materials and structures under different loading conditions.
The reaction developed in a structural element when subjected to an external force causes the element to bend. When a structural element bends upwards, it creates compressive normal forces on the top and tensile normal forces on the bottom, resulting in a couple that determines the bending...
6.6K
Residual Stresses in Bending01:18

Residual Stresses in Bending

657
In the study of elastoplastic members subjected to bending moments, understanding the loading and unloading phases is crucial for assessing material behavior and structural integrity. During the loading phase, as the bending moment increases, the material initially responds elastically, adhering to Hooke's Law, where stress is directly proportional to strain. When the load exceeds the yield strength, plastic deformation occurs, resulting in permanent strain and deformation that remains even...
657
Unsymmetric Bending01:18

Unsymmetric Bending

972
Unsymmetrical bending occurs when the bending moment applied to a structural member does not align with its principal axis. This misalignment leads to complex stress distributions and deflection patterns that differ from those in symmetrical bending, and are essential for designing structures to withstand different loading conditions. In unsymmetrical bending, the neutral axis—where stress is zero—does not necessarily align with the geometric axes of the cross-section. The...
972
Bending Moment Diagram01:30

Bending Moment Diagram

3.0K
A bending moment diagram is a graphical representation of the bending moments experienced by a beam under load along the beam length. It is an essential tool for engineers and designers to analyze structures and ensure they can withstand applied forces. The steps to create the bending moment diagram for a beam are listed below.
Determine reactive forces and couple moments: Calculate all the reactive forces and couple moments acting on the beam. In certain cases, when the beam is inclined at an...
3.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

[Electroacupuncture combined with western medication for non-erosive reflux disease: a randomized controlled trial].

Zhongguo zhen jiu = Chinese acupuncture & moxibustion·2026
Same author

[Acupuncture-moxibustion combined with chiropractic therapy for adolescent psychogenic vomiting with Mallory-Weiss syndrome: a case report].

Zhongguo zhen jiu = Chinese acupuncture & moxibustion·2026
Same author

Degradation Mechanism of Mechanical Properties of Concrete in a High Hydraulic Pressure Environment.

Materials (Basel, Switzerland)·2026
Same author

TNF-α impairs the stria vascularis by inducing pericyte apoptosis via the NF-κB pathway in gentamicin-induced hearing loss.

Journal of neuroinflammation·2026
Same author

Individual-Level Brain Network Predictors and Distinct Reorganization Mechanism in Sound Therapies for Tinnitus.

Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery·2026
Same author

Circular-feature-based monocular pose measurement method for robotic assembly considering eccentricity.

Applied optics·2026
Same journal

Compressed multi-scale entropy and its application in mechanical fault diagnosis.

The Review of scientific instruments·2026
Same journal

Bidirectional drive and multi-resolution adjustment across frequency bands in inertial impact piezoelectric motors via multimodal resonant vibration.

The Review of scientific instruments·2026
Same journal

A magnetic field sensor based on flaky Terfenol-D material and dual fiber grating.

The Review of scientific instruments·2026
Same journal

A novel E-field eight-way cavity combiner for high-power S-band applications.

The Review of scientific instruments·2026
Same journal

Constant radius blade spring suspended bench for vibration isolation.

The Review of scientific instruments·2026
Same journal

Qualification of infrared optical fibers and emitters for a spectrometer for in situ planetary exploration: Results from the TRIS (TRansmission and Illumination System) project.

The Review of scientific instruments·2026
See all related articles

Related Experiment Video

Updated: Apr 11, 2026

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

14.5K

Damped leaf flexure hinge.

Zhong Chen1, Guisheng Chen1, Xianmin Zhang1

  • 1Guangdong Provincial Key Laboratory of Precision Equipment and Manufacturing Technology, School of Mechanical and Automotive Engineering, South China University of Technology, 510641 Guangzhou, China.

The Review of Scientific Instruments
|June 1, 2015
PubMed
Summary
This summary is machine-generated.

This study models damped leaf flexure hinges to improve precision in compliant actuation systems. Damping layers enhance structural damping and vibration suppression, crucial for precise positioning.

More Related Videos

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.3K
A Millimeter Scale Flexural Testing System for Measuring the Mechanical Properties of Marine Sponge Spicules
11:25

A Millimeter Scale Flexural Testing System for Measuring the Mechanical Properties of Marine Sponge Spicules

Published on: October 11, 2017

9.9K

Related Experiment Videos

Last Updated: Apr 11, 2026

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

14.5K
Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.3K
A Millimeter Scale Flexural Testing System for Measuring the Mechanical Properties of Marine Sponge Spicules
11:25

A Millimeter Scale Flexural Testing System for Measuring the Mechanical Properties of Marine Sponge Spicules

Published on: October 11, 2017

9.9K

Area of Science:

  • Mechanical Engineering
  • Materials Science
  • Control Systems

Background:

  • Flexure-based mechanisms in compliant actuation systems exhibit complex dynamics.
  • These dynamics limit control bandwidth and dynamic positioning precision.

Purpose of the Study:

  • To develop a theoretical model for leaf flexure hinges with damping layers.
  • To derive the modified loss factor and equivalent viscous damping coefficient.
  • To evaluate the vibration-suppressing effects and model accuracy.

Main Methods:

  • Theoretical modeling using the strain energy method and Kelvin damping model.
  • Derivation of the modified loss factor and equivalent viscous damping coefficient.
  • Experimental modal analysis of hinges with different damping configurations.

Main Results:

  • Constrained layer damping effectively enhances the hinge's structural damping.
  • The modified loss factor model accurately predicts performance below the 1st order natural frequency.
  • Experimental results validate the vibration-suppressing effects of damping layers.

Conclusions:

  • Damping layers significantly improve the performance of flexure hinges.
  • Optimization of damping layer dimensions is essential for mechanism design.
  • The developed model aids in enhancing the dynamic positioning precision of compliant mechanisms.