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Related Concept Videos

Three-Dimensional Force System01:30

Three-Dimensional Force System

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In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
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Three-Dimensional Force System:Problem Solving01:30

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A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
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Two-Dimensional Force System01:20

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A two-dimensional system in mechanical engineering involves the analysis of motion and forces in a plane. A two-dimensional force vector can be resolved into its components as:
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Two-Dimensional Force System: Problem Solving01:29

Two-Dimensional Force System: Problem Solving

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Solving problems related to two-dimensional force systems is an essential aspect of mechanics and engineering. By applying the principles of vector analysis and force equilibrium, one can determine the effect of multiple forces acting on an object in a two-dimensional space.
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Force Classification01:22

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Forces play a crucial role in the study of physics and engineering. They are essential in describing the motion, behavior, and equilibrium of objects in the physical world. Forces can be classified based on their origin, type, and direction of action.
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Static and Kinetic Frictional Force01:05

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One of the simpler characteristics of sliding friction is that it is parallel to the contact surfaces between systems, and is always in a direction that opposes the motion or attempted motion of the systems relative to each other. If two systems are in contact and moving relative to one another, then the friction between them is called kinetic friction. For example, kinetic friction slows a hockey puck sliding on ice.
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Related Experiment Video

Updated: Sep 16, 2025

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision
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Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

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HERO Glove Insight: Utilizing Computer Vision and Force Sensors for Object-Specific Force Control.

Daimen Landori-Hoffmann, Jordan Mihalache, Osatohamen Aziegbe

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    Summary

    The enhanced HERO Glove Insight soft exoskeleton improves grip strength by 55% using advanced mechatronics and computer vision. This robotic glove offers better control for individuals with hand mobility impairments.

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    Area of Science:

    • Robotics
    • Biomedical Engineering
    • Mechatronics

    Background:

    • Soft exoskeletons assist individuals with hand impairments.
    • Existing devices face challenges in grasp stability and force control.
    • The Hand Extension Robot Orthosis (HERO) Glove is a soft exoskeleton.

    Purpose of the Study:

    • To enhance the HERO Glove with mechatronic features for improved assistive capabilities.
    • To integrate computer vision and advanced control algorithms for autonomous gripping.
    • To address usability challenges for stroke and spinal cord injury survivors.

    Main Methods:

    • Integrated low-weight actuators, sensors, camera, and control electronics into the HERO Glove.
    • Developed a computer vision-driven Proportional Integral Derivative (PID) algorithm for situational awareness.
    • Implemented accurate grip force control with sensing capabilities as precise as 0.1 Newtons.

    Main Results:

    • Achieved a 55% increase in grip strength compared to previous versions.
    • Demonstrated improved durability and enhanced force sensing capabilities.
    • Successfully implemented autonomous gripping with object recognition and adaptive force adjustment.

    Conclusions:

    • The upgraded HERO Glove Insight offers superior grip strength and control.
    • This system enhances independence for users with hand mobility impairments.
    • The mechatronic and AI integration overcomes key usability challenges in soft hand exoskeletons.