Results 31 to 40 of about 11,305 (192)

Custom Shape Formation in Continuum Robots Using Compliant Bistable Segments for Medical Applications

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 1, January 2026.
This article describes the integration of compliant bi‐stability in continuum robots. This integration leads to two variants of compliant bistable mechanism (CBM) integrated continuum robot segments, extending and locking. Results show that when used together, these CBM‐integrated segments allow the continuum robot to form custom shapes.
Muhammad Umer Khan Niazi   +4 more
wiley   +1 more source

Crack Propagation in Tooth Root: A Comparison Between Pulsator Test and Running Gears

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 48, Issue 12, Page 5181-5194, December 2025.
ABSTRACT Tooth root fatigue fracture is a critical gear failure mode in which the tooth root breaks because of the repetition of bending load. The most widely adopted procedure for evaluating root strength is through pulsator testing. However, this test method does not present gears in meshing conditions. When focusing on the limited‐life region of the
Luca Bonaiti   +5 more
wiley   +1 more source

Geometric Modeling and Fatigue Strength Simulation of Bevel Gears with Variable Radius Tooth Root

open access: yesJixie chuandong, 2022
Aiming at the problem that most of the teeth root of straight bevel gears adopt fixed radius fillet transition with 0.3 times of modulus, which tends to to cause large bending stress on the tooth root and reduce the service life of bevel gears, a design ...
Haohan Zeng   +5 more
doaj  

A 3D Printing Strategy for Hard Curved Surfaced Circuits: From Materials to Applications

open access: yesAdvanced Science, Volume 12, Issue 36, September 25, 2025.
Conventional PCB etching (multi‐step) and indirect transfer techniques fail to meet structural electronics’ demands for lightweight, miniaturized, and customized manufacturing. 3D‐printed conformal circuits enable direct integration of conductive traces into substrates or onto surfaces, achieving integrated structural‐functional fabrication.
Wang Qin   +12 more
wiley   +1 more source

球面渐开线齿形非圆锥齿轮的设计与分析

open access: yesJixie chuandong, 2014
According to the principle of geodesic curvature of differential geometry and the forming theory of spherical involute of bevel gears,a method of spherical involute tooth profile design is put forward.First,the equivalent bevel gear of the pitch point is
贾庆祥   +3 more
doaj  

Ergonomic Evaluation of a Walk‐Behind AI‐Based Cotton Fertilizer Applicator

open access: yesJournal of Field Robotics, Volume 42, Issue 5, Page 1826-1839, August 2025.
ABSTRACT The mechanization of agricultural operations greatly influences both the efficiency of farming operations and the health and safety of farm workers. Human exposure to working environments represents a significant hazard associated with machines and the environment.
Arjun Chouriya   +3 more
wiley   +1 more source

直齿锥齿轮齿廓圆弧修形

open access: yesJixie chuandong, 2007
In order to minimize the fluctuation of gear transmission error and combined torsional mesh stiffness, tooth profile modification with circular curve was developed for involute bevel gears. At the same time it must ensure the variation of the load appear
陈霞   +5 more
doaj  

Integrated Design and Prototyping of a Robotic Head for Ocular and Craniofacial Trauma Simulators

open access: yesThe International Journal of Medical Robotics and Computer Assisted Surgery, Volume 21, Issue 1, February 2025.
ABSTRACT Background Medical simulation is relevant for training medical personnel in the delivery of medical and trauma care, with benefits including quantitative evaluation and increased patient safety through reduced need to train on patients. Methods This paper presents a prototype medical simulator focusing on ocular and craniofacial trauma (OCF ...
Marcello Gallerani   +4 more
wiley   +1 more source

Research of the Geometric Characteristic of Undercutting and Limit Normal Point in Gear Geometry

open access: yesJixie chuandong, 2015
The undercutting phenomena and the limit normal point are two important concepts in gearing theory,design and manufacturing.Based on the different opinions about them in the current research of limit normal point and the geometry and movement ...
Chen Ningxin
doaj  

Accurate modeling of equal-distance spiral bevel gear and the trial production by metal powder injection molding process

open access: yesFenmo yejin jishu
As a new type of bevel gear, the equal-distance spiral bevel gear is suitable for the mass production by metal powder injection molding (MIM) due to the characteristic as the normal equal-distance of spiral tooth surface.
LIU Ganhua, TANG Naifu, WANG Qi
doaj   +1 more source

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