Results 61 to 70 of about 2,297,694 (287)

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Field tests on double-pile foundation of bridges in high-steep cross slopes

open access: yesYantu gongcheng xuebao, 2018
To analyze the bearing capacity and load transfer mechanism of double-pile bridge foundation in high-steep cross slopes, field tests are carried out located on pier No. 6 in Sixi bridge of Zhangjiajie-Huayuan highway.
ZHAO Ming-hua 1, YANG Chao-wei 1, CHEN Yao-hao 1, YIN Ping-bao 1,2
doaj   +1 more source

The Development and Testing of an Instrumented Open-Ended Model Pile [PDF]

open access: yes, 2012
This paper describes the development of a model instrumented open-ended (pipe) pile. The importance of model geometry and separating the shaft, annular and plug load, and horizontal effective stresses is discussed.
Igoe, David   +2 more
core   +1 more source

Stiffness‐Programmable Origami Robots With Tendon‐Driven Actuation via Multimaterial 3D Printing

open access: yesAdvanced Robotics Research, EarlyView.
Motion diversity is achieved in a tendon‐driven origami robot through programmable stiffness rather than modified actuation. Multimaterial 3D printing embeds soft creases, modular inserts redirect identical tendon inputs into distinct behaviors, and variable‐stiffness inserts enable real‐time switching.
Elisha Lerner, Jianguo Zhao
wiley   +1 more source

Effect of Temperature and Time on the Penetration Layer of Pin Shaft in Vacuum Chromvanadizing

open access: yesJixie chuandong, 2022
As a very important part of the chain drive system, the sliding friction between the pin shaft and the sleeve will produce wear and tear during the operation, which will lead to the chain elongation failure to a certain extent.
Chen Jiang   +3 more
doaj  

Enhancing Lipoaspirate Efficiency by Altering Liposuction Cannula Design

open access: yesPlastic and Reconstructive Surgery, Global Open, 2014
Background: Interplay between the components of a lipoplasty system (suction pump, suction tubing, collection canister, and cannula) determines liposuction efficiency.
Daniel O. Beck, MD   +2 more
doaj   +1 more source

Cross-shaft

open access: yes, 2022
AN00247059_001_l. Fragment of tapered limestone cross-shaft of rectangular section, carved in low relief on all sides. There is damage on all surfaces. Two apparently secondary features are, on the face (c), an upward-angled, drilled hole above the mid ...
Woruldhord Project Team (14251345)
core   +1 more source

Flexible Sensors for Robotics Tactile Perception: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

An experimental study on the quality of hardfacing layer through resistance seam welding

open access: yesJournal of Advanced Joining Processes
Shaft-shaped parts work normally in wear-resistant conditions. Over time, the shaft might experience wear and fail to maintain the required size, affecting its workability and efficacy. This study examines the hardfacing layer quality of a restored steel
Minh-Tan Nguyen   +3 more
doaj   +1 more source

A comparative study of misalignment detection using a novel Wireless Sensor with conventional Wired Sensors [PDF]

open access: yes, 2012
The advancement in low cost and low power MEMS sensors makes it possible to develop a cost-effective wireless accelerometer for condition monitoring. Especially, the MEMS accelerometer can be mounted directly on a rotating shaft, which has the potential ...
Gu, Fengshou   +5 more
core   +1 more source

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