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Deformation of Member under Multiple Loadings01:11

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When a rod is made of different materials or has various cross-sections, it must be divided into parts that meet the necessary conditions for determining the deformation. These parts are each characterized by their internal force, cross-sectional area, length, and modulus of elasticity. These parameters are then used to compute the deformation of the entire rod.
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Updated: Feb 27, 2026

Robotic Mirror Therapy System for Functional Recovery of Hemiplegic Arms
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Collision-tolerant deformable quadrotor arms.

Amos Matsiko1

  • 1Science Robotics, AAAS, Washington, DC 20005, USA.

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Summary
This summary is machine-generated.

The HoLoArm drone features flexible arms, enhancing its impact resistance. This design allows the drone to recover from collisions and maintain stable flight.

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Area of Science:

  • Robotics
  • Aerospace Engineering
  • Materials Science

Background:

  • Unmanned aerial vehicles (UAVs) often suffer damage from collisions.
  • Maintaining flight stability after impact is a significant challenge in drone design.

Purpose of the Study:

  • To introduce the HoLoArm drone, a novel UAV with enhanced resilience.
  • To evaluate the impact resistance and recovery capabilities of the HoLoArm's flexible arm design.

Main Methods:

  • Development of a drone prototype, the HoLoArm, incorporating flexible robotic arms.
  • Testing the drone's response to simulated collisions and post-impact flight performance.

Main Results:

  • The HoLoArm demonstrated significant impact resistance due to its flexible arm structure.
  • The drone successfully recovered from collisions, maintaining controlled flight and stability.

Conclusions:

  • Flexible arm technology in drones offers a viable solution for improving durability.
  • The HoLoArm design represents a step forward in creating more robust and reliable UAVs.