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

Characteristics of Dry Friction01:21

Characteristics of Dry Friction

Dry friction occurs when two solid surfaces slide against each other without any lubrication or fluid present. It causes resistance when pushing objects along a surface, like a gardener pushing a wheelbarrow. The force applied to move the cart causes dry friction between the wheel and the ground.
Before the wheelbarrow starts moving, the static frictional force acts tangentially to the contact surface, opposing the force that is about to induce the motion. This frictional force prevents the...
Frictional Force01:07

Frictional Force

When a body is in motion, it encounters resistance because the body interacts with its surroundings. This resistance is known as friction, a common yet complex force whose behavior is still not completely understood. Friction opposes relative motion between systems in contact, but also allows us to move. Friction arises in part due to the roughness of surfaces in contact. For one object to move along a surface, it must rise to where the peaks of the surface can skip along the bottom of the...
Static and Kinetic Frictional Force01:05

Static and Kinetic Frictional Force

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.
However, if two systems are in contact and are stationary relative to one...
Moment of a Force: Problem Solving01:29

Moment of a Force: Problem Solving

Understanding the scalar formulation of the moment of a force and applying it correctly through problem-solving is crucial in designing and analyzing mechanical systems. Here are the steps for problem-solving with the moment of a force:
Static Friction01:18

Static Friction

Static friction is a force that opposes the relative motion or tendency of motion between two surfaces in contact. It plays a crucial role in our daily lives, from walking on the ground to driving a car.
For example, consider a scenario where a truck is connected to a car by a rope, ready to tow it along a road. When no external force is applied by the truck, the car remains stationary and is said to be in static equilibrium. In this case, the forces acting on the car, such as gravity and the...
Kinetic Friction01:26

Kinetic Friction

Consider a truck trying to pull a stationary car. As the truck exerts a force on the car, static friction is created at the point of contact between the two surfaces. This frictional force resists the car's movement and keeps it at rest. However, when the applied force by the truck surpasses the limiting static frictional force, an interesting phenomenon occurs. The frictional force at the interface reduces to a lower value, known as the kinetic frictional force. At this point, the car begins...

You might also read

Related Articles

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

Sort by
Same author

CALM-VLM: CALIBRATION AND SELECTIVE PREDICTION IN VISION-LANGUAGE MODELS FOR RELIABLE BRAIN MRI CLASSIFICATION.

bioRxiv : the preprint server for biology·2026
Same author

Overlooked Burden of Poststroke Pain: Retrospective Analysis of a Real-World Registry of Survivors of Chronic Stroke.

Journal of the American Heart Association·2026
Same author

Associations between contralesional neuroplasticity and motor impairment through deep learning-derived MRI regional brain age in chronic stroke (ENIGMA): a multicohort, retrospective, observational study.

The Lancet. Digital health·2026
Same author

Prediction of knee loads during activities of daily living using custom instrumented insoles and machine learning.

Journal of biomechanics·2025
Same author

Activity Type Effects Signal Quality in Electrocardiogram Devices.

Sensors (Basel, Switzerland)·2025
Same author

Gender differences in peak medial joint contact forces during activities of daily living.

PeerJ·2025

Related Experiment Video

Updated: May 25, 2026

Measurement of Spatial Stability in Precision Grip
09:36

Measurement of Spatial Stability in Precision Grip

Published on: June 4, 2020

Grip surface affects maximum pinch force.

Na Jin Seo1, Jae Kun Shim, Alexander K Engel

  • 1Department of Industrial and Manufacturing Engineering, University of Wisconsin-Milwaukee, USA. seon@uwm.edu

Human Factors
|January 13, 2012
PubMed
Summary

Grip surface friction significantly impacts isometric pinch grip force and its stability. People generate greater maximum force and exhibit less force fluctuation on high-friction surfaces compared to low-friction ones.

More Related Videos

Rod-based Fabrication of Customizable Soft Robotic Pneumatic Gripper Devices for Delicate Tissue Manipulation
07:49

Rod-based Fabrication of Customizable Soft Robotic Pneumatic Gripper Devices for Delicate Tissue Manipulation

Published on: August 2, 2016

Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches
10:58

Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches

Published on: July 22, 2025

Related Experiment Videos

Last Updated: May 25, 2026

Measurement of Spatial Stability in Precision Grip
09:36

Measurement of Spatial Stability in Precision Grip

Published on: June 4, 2020

Rod-based Fabrication of Customizable Soft Robotic Pneumatic Gripper Devices for Delicate Tissue Manipulation
07:49

Rod-based Fabrication of Customizable Soft Robotic Pneumatic Gripper Devices for Delicate Tissue Manipulation

Published on: August 2, 2016

Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches
10:58

Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches

Published on: July 22, 2025

Area of Science:

  • Biomechanics
  • Motor Control
  • Human Factors

Background:

  • Traditional understanding posits isometric pinch grip is independent of surface friction.
  • This study questions the independence of grip force from surface properties.

Purpose of the Study:

  • To investigate if grip surface friction influences isometric pinch grip generation.
  • Quantify the effect of friction on maximum normal force, force fluctuation, and digit force angular deviation.

Main Methods:

  • 12 healthy participants performed maximal isometric pinch grip exertions.
  • Grip exertions were performed on high-friction rubber and low-friction paper surfaces.
  • Measurements included maximum normal force, normal force variance, and digit force angular deviation.

Main Results:

  • High-friction surfaces yielded 10% greater maximum normal force compared to low-friction surfaces.
  • Normal force variance was reduced by 50% on high-friction surfaces.
  • Digit force angular deviation showed no significant difference between surfaces.

Conclusions:

  • Isometric pinch grip generation (force and stability) is influenced by grip surface friction.
  • Sensory feedback likely plays a role in adapting grip to surface properties.
  • Grip surface conditions are crucial for accurate clinical assessments and biomechanical studies.