Results 51 to 60 of about 1,752 (261)

Self-excited air flow passage changing device for periodic pressurization of soft robot

open access: yesROBOMECH Journal, 2021
Recently pneumatic-driven soft robots have been widely developed. Usually, the operating principle of this robot is the inflation and deflation of elastic inflatable chambers by air pressure.
Toshio Takayama, Yusuke Sumi
doaj   +1 more source

Development of an In-pipe Inspection Robot for Iron Pipes.

open access: yesJournal of the Robotics Society of Japan, 1996
This paper describes a new mechanism, communication system, and vision system of an in-pipe inspection robot. To date, inspection robots have had such limitations as mobility of the robot to turn in a T-shaped pipe or move in a plug valve. The new mechanism based on our dual magnetic wheels overcomes these limitations without difficulty in control ...
Kawaguchi, Yoshifumi   +3 more
openaire   +2 more sources

A Worm‐Inspired Origami Robot with Multimodal Locomotion for Adaptive Mobility in Complex Pipeline Environments

open access: yesAdvanced Science, EarlyView.
An origami worm‐inspired robot achieves multimodal locomotion in confined pipelines through mechatronic integration that embeds actuation, control, and communication within each origami module. Large, reversible configuration and dimensional changes enable 25 gaits synthesized by a unified framework across peristaltic, inchworm, and wheel‐rolling modes
Qiwei Zhang   +6 more
wiley   +1 more source

High‐Performance Prevascularized SHED‐Laden rGO@Hydrogel Achieves Optimized Diabetic Bone Defect Repair

open access: yesAdvanced Science, EarlyView.
A high‐performance 3D scaffold integrating rGO and SHEDs is developed to overcome impaired healing in diabetic bone defects. By driving extracellular matrix remodeling, rGO creates a pro‐angiogenic niche that significantly accelerates in vitro vascular network formation.
Can Zhang   +12 more
wiley   +1 more source

Development of an Earthworm-Based Intestinal Soft Robot Equipped with a Gripper

open access: yesMachines, 2022
An endoscopy is a tool that is used to examine the interior of a hollow organ or cavity of the body by inserting directly into the organ. However, intestinal endoscopy is not friendly to patients due to discomfort, and it can easily cause intestinal ...
Gongxin Li   +4 more
doaj   +1 more source

Development of a Wall Moving In-Pipe Robot

open access: yesJournal of Robotics and Mechatronics, 2003
We propose a wheeled in-pipe robot using pendulums with magnets for visual inspection. The robot runs in-100 [mm] diameter pipelines including elbows and T -joints. We describe a prototype robot that has successfully run through level pipelines, perpendicular pipelines, and elbows, and has turned to each directions in T -joints, even through avoiding ...
Shingo Kobayashi, Kan Taguchi
openaire   +1 more source

A Portable Soft Robotic Glove with Fully Functional Thumb Assistance for Complex Dexterous Fine Motor Skills

open access: yesAdvanced Science, EarlyView.
A portable, sensorized, and controlled dexterous thumb‐enhanced glove helps stroke survivors swipe phones, twist caps, and perform other tasks. It is based on a powerful continuously, segmented origami dual chamber actuator to achieve active thumb CMC and MCP joint assistance and passively extend the IP joint.
Disheng Xie   +10 more
wiley   +1 more source

A Multimodal Haptic Feedback Interface with Thin‐Film Compliant Mechanism

open access: yesAdvanced Science, EarlyView.
Multimodal haptic devices can trigger different mechanoreceptors, enabling richer haptic information. This study presents an electromagnetic multimodal haptic device capable of delivering indentation, stretch, and vibration stimuli. The device is enabled by a novel polymer thin‐film compliant mechanism that provides high translational compliance along ...
Jingjing Wan   +15 more
wiley   +1 more source

Structural and Passability Analysis of Pipeline Robot

open access: yesJixie chuandong, 2021
Aiming at the problems of the existing oil and gas pipeline inspection robots,such as single motion mode,small pipe diameter adaptation range,poor passing ability and adaptability of the robots in pipelines,a new pipeline robot with variable motion mode ...
Zhiqiang Li   +5 more
doaj  

Control of Pipe Cutting Robot: A More Effective Method

open access: yesJournal of Advanced Engineering and Computation, 2017
This paper presents a pipe cutting Robot system with two different cutting methods: the method with the end-effector moves on cutting path and direction while the stationary pipe and the method with the end-effector moves on a straight line while the ...
Quoc Bao Diep
doaj   +1 more source

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