Results 11 to 20 of about 922,426 (306)

Tooth Tip Interference and Stress Analysis of High Contact Ratio Spur Gear Pairs Using an Optimized Design Tool

open access: yesMANAS: Journal of Engineering
Gears are structural elements that function to transmit power in mechanical systems. The power transmission is carried out by the rolling motion of the teeth pair.
Hüseyin Enes Salman, Samet Turan
doaj   +2 more sources

Design of Gear Transmission Contact Ratio Detection System

open access: yesJixie chuandong, 2020
The wear and deformation of gear profile will change the contact ratio,which will affect the continuity and bearing capacity of gear transmission.
Rongxian Wang   +4 more
doaj   +2 more sources

Contact-Based Passive Thermal Switch with a High Rectification Ratio

open access: yesACS Engineering Au, 2022
Thermal control devices like diodes, regulators, and switches are essential to achieve directional heat flow for numerous applications, such as electronic systems, energy conversion or storage systems, and equipment for buildings. These devices exhibit a
Sampath Kommandur, Ravi Anant Kishore
openaire   +2 more sources

The use of high aspect ratio photoresist (SU-8) for super-hydrophobic pattern prototyping [PDF]

open access: yes, 2004
In this work we present a reliable technique for the production of large areas of high aspect-ratio patterns and describe their use as model super-hydrophobic systems.
Aqil, Sanaa   +13 more
core   +1 more source

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels [PDF]

open access: yes, 2014
The susceptibility of railway wheels to wear and rolling contact fatigue damage is influenced by the properties of the wheel material (microstructure and hardness).
Bevan, Adam   +5 more
core   +1 more source

Modelling the role of non metallic inclusions on the anisotropic fatigue behaviour of forged steel [PDF]

open access: yes, 2011
Forged components are known to show high cyclic and monotonic mechanical properties. This is mainly due to a better compactness and a finer microstructure introduced by the forming process. However, this good mechanical behaviour is sometimes a source of
D. Bellett   +7 more
core   +1 more source

The effects of surface defects on the fatigue of water and oil lubricated contacts [PDF]

open access: yes, 2000
A study into effects of surface defects on the rolling contact fatigue of brass and rail steel has been undertaken on a twin-disc rolling-sliding test machine with both oil and water lubrication.
Gao, N., Dwyer-Joyce, R. S.
core   +1 more source

Effect of Drive Side Pressure Angle and Addendum on Mesh Stiffness of the Gears with Low and High Contact Ratios

open access: yesApplied Sciences
Gears are one of the most important machine elements widely used to transmit motion and power in various machines. The gear tooth stiffness has a significant impact on the load distribution, vibration characteristics, and overall efficiency of gear ...
Nurullah Baris Sandikci   +2 more
doaj   +1 more source

Work Hardening and Change in Contact Condition of Rolling Contact Surface with Plastic Deformation

open access: yesTribology Online, 2009
Machine designers are sometimes confronted with high contact pressure conditions which generate plastic deformation. However there is no clear design method for such severe condition.
Takeshi Yoshimi   +5 more
doaj   +1 more source

An ease-off flank modification method for high contact ratio spiral bevel gears with modified curvature motion

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
In order to solve the problem of the design and fabrication of high contact ratio spiral bevel gears with seventh-order transmission error (TE), an ease-off flank modification method is proposed based on the modified curvature motion method.
Yanming MU, Zongde FANG
doaj   +1 more source

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