Results 31 to 40 of about 451,017 (235)

Geometric Constraints and Anti-overturning Capability of a Reconfigurable Quadruped Mobile Robot

open access: yesJixie chuandong, 2022
Aiming at unmanned regions such as mine and space,a quadruped parallel mobile robot with self-recovery ability after overturning is presented. The leg structure of the quadruped robot is composed of a reconfigurable spatial six-bar mechanism,which ...
Chao Chai, Ruiqin Li
doaj  

Arthropod-Inspired Miniature Modular Vibration Direct-Drive Robot With Untethered Locomotion. [PDF]

open access: yesAdv Sci (Weinh)
This work presents an arthropod‐inspired untethered miniature modular vibration direct‐drive robot. By utilizing standardized driving units and nested locking interfaces, on‐demand reconfiguration into quadruped, hexapod, octopod, and circular morphologies is achieved.
Zhang S, Liu Z, Liu Y, Wang D, Liu Y.
europepmc   +2 more sources

Omni-directional Walking of a Quadruped Robot on a Slope

open access: yes, 2004
In this study, we discuss omni-directional walking of a quadruped robot to walk on a slope. A method for successive gait-transition on a slope with specified body posture is introduced. Using this method, a trade-off between the moving speed and the body
L Zhang   +7 more
core   +1 more source

Research on Self-Recovery Control Algorithm of Quadruped Robot Fall Based on Reinforcement Learning

open access: yesActuators, 2023
When a quadruped robot is climbing stairs, due to unexpected factors, such as the size of the differing from the international standard or the stairs being wet and slippery, it may suddenly fall down.
Guichen Zhang   +4 more
doaj   +1 more source

Quadruped robot autonomous navigation and stair climbing

open access: yes, 2022
Quadruped robots are widely used in many scenarios because of their superior obstacle crossing and complex environment adaptability. The application of quadruped robots in the construction site gradually increases.
Wang, Jiong, Jiong Wang, null null
core   +1 more source

Static Gait Planning Method for Quadruped Robot Walking on Unknown Rough Terrain

open access: yesIEEE Access, 2019
To enable quadruped robot to walk through unknown rough terrains without any machine vision system, a continuous static gait planning method is proposed in this paper.
Shuaishuai Zhang   +5 more
doaj   +1 more source

Virtual Model Control for Quadruped Robots [PDF]

open access: yesIEEE Access, 2020
Virtual model control is a motion control framework that uses virtual components to create virtual forces/torques, which are actually generated by joint actuators when the virtual components interact with robot systems. Firstly, this paper employs virtual model control to do a dynamic balance control of whole body of quadruped robots' trot gait in a ...
Guangrong Chen   +3 more
openaire   +3 more sources

Biohybrid Crawling Robot With Spiral‐Spring Backbone and Inclined Legs for Enhanced Locomotion

open access: yesAdvanced Materials, EarlyView.
We present a biohybrid crawling robot integrating a muscle ring with a flexible skeleton combining two complementary structural elements. The spiral‐spring backbone enables large‐amplitude bending without compromising axial stability, while outward‐inclined legs with unequal front–rear lengths effectively convert deformation into directional strides ...
Tomohiro Morita   +2 more
wiley   +1 more source

A biologically inspired quadruped: an educational platform to study walking machines [PDF]

open access: yes, 2009
This thesis addresses the main objective of providing a suitable platform to be used in the study of embedded systems and control of complicated process mechanisms through the development of a working quadruped walking machine that has many practical ...
Bernet, Karl
core  

Seamless Mechanical Programming Through Hybrid Epoxy–Acrylate Printing for Soft–Rigid Robots

open access: yesAdvanced Materials, EarlyView.
Hybrid epoxy‐acrylate printing enables seamless fabrication of soft–rigid robotic systems with covalently integrated interfaces and functionally graded mechanics. Grayscale exposure expands the accessible material space, enabling spatially programmed actuation through patterned stiffness while revealing the mechanics and durability of continuously ...
David C. Bershadsky   +3 more
wiley   +1 more source

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