Results 41 to 50 of about 1,783 (211)

GENERATION AND SIMULATION OF MESHING FOR INVOLUTE HELICAL GEARS

open access: yesJournal of Engineering, 2009
A new method for generation and simulation of meshing for involute helical gears is presented. The approaches proposed for generation are based on the imaginary application of two rack-cutters one for pinion and the other for gear generation.
Mohammad Qasim Abdullah   +1 more
doaj   +1 more source

Myophosphorylase Knock Out Prevents the Exaggerated Exercise Pressor Reflex in Rats With Simulated Peripheral Artery Disease

open access: yesActa Physiologica, Volume 242, Issue 3, March 2026.
ABSTRACT Aim Controversy exists on which metabolites determine the exaggerated exercise pressor reflex (EPR) in peripheral artery disease (PAD). In decerebrated rats, we investigated the role played by lactate and hydrogen ions in a model of PAD, which was simulated by ligating the femoral artery for 72 h before the start of the experiment.
Guillaume P. Ducrocq   +3 more
wiley   +1 more source

Simulation on Rack and Pinion Meshing Based on Eccentric Load

open access: yesShiyou jixie, 2019
In the design of the rack and pinion drilling rig, due to its special structural design, the center of gravity of the rig and the center of gravity of the transmission system are not in the same vertical plane.
Xu Fenghua   +5 more
doaj  

Gravity‐Driven Inclination Sensor Based on Liquid Metal Interface Migration in Anisotropic Microchannels for Information Transmission and Continuous Surface Topography Scanning

open access: yesRare Metals, Volume 45, Issue 2, February 2026.
ABSTRACT With the continuous advancement of materials science and technology, the rare metal gallium has increasingly emerged as a promising alternative to the toxic metal mercury. Although existing research has predominantly focused on the high electrical conductivity and excellent deformability of liquid metal (LM), its intrinsic fluidic property ...
Feifan Guo   +6 more
wiley   +1 more source

What's the Difference Between a Colorimeter, a Colorimeter and a Colorimeter?

open access: yesColor Research &Application, Volume 51, Issue 1, January/February 2026.
The word colorimeter has been used to describe a number of instruments for a century and a half. Some instruments didn't measure color, per se, and others didn't measure in the sense the term is now used. Understanding the evolution of this word brings us to a better appreciation of the devices that measure color today.
John Seymour
wiley   +1 more source

AUTO-MESHING RACK AND PINION GEAR

open access: yes, 2020
In a mechanical system with a rack and pinion, typically the rack and pinion are always engaged with each other but, in some instances, it is necessary to have the pinion gear disengage and engage with the rack.
INC, HP
core  

A Novel Elastic Metamaterial with Multiple Resonators for Vibration Suppression

open access: yesAdvances in Condensed Matter Physics, 2021
In this paper, two models of elastic metamaterial containing one and two resonators are proposed to obtain the bandgaps with the aim of providing broadband vibration suppression.
Saman Ahmadi Nooraldinvand   +2 more
doaj   +1 more source

A Hybrid Electromagnetic–Piezoelectric Wave Energy Harvester: Design, Optimisation, and Laboratory Validation

open access: yesIET Renewable Power Generation, Volume 20, Issue 1, January/December 2026.
This study introduces a hybrid wave energy harvester that combines electromagnetic and piezoelectric mechanisms to improve energy capture from low‐amplitude ocean waves. Experimental results show that the system outperforms standalone harvesters in power output and efficiency.
Sibel Akkaya Oy, Birol Çavuş
wiley   +1 more source

Analysis of Load and Lubrication State of Racks and Pinions of Three Gorges Ship Lift Based on Actual Service Conditions

open access: yesJixie chuandong, 2023
The rack and pinion of the three gorges ship lift is a low speed and heavy load open gear transmission with hard tooth surface. Once the lubrication is poor, it is easy to cause damage such as tooth surface scuffing, which will affect the operation ...
Chen Zhuo   +5 more
doaj  

A Novel Multifunctional Water Harvesting and Management System for Sustainable Agriculture in Humid Regions

open access: yesApplied and Environmental Soil Science, Volume 2026, Issue 1, 2026.
Sustainable agriculture on a global scale is threatened by water shortage and erratic rainfall, leading to lower crop yields, poor irrigation practices, and degradation of water resources. Conventional water management practices are often ineffective in ensuring a stable water delivery and protecting the soil against flood damage alike in areas with ...
MD Jiabul Hoque   +3 more
wiley   +1 more source

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