Results 21 to 30 of about 35,622 (241)

An Improved Mesh Stiffness Model for a Gear Tooth With Double Cracks on Both Sides Considering Opened and Closed States

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Research on the failure mechanisms of gears with multiple cracks has gained widespread attention. Among these, the study of the mesh stiffness characteristics of gears with multiple cracks is crucial for optimizing gear design and improving transmission reliability.
Luyan Xu, Xin Yu, Yunyun Sun
wiley   +1 more source

Effect of Variations in the Ring Thickness on the Dynamic Performance of the Bimetal Gears

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT This study used a six‐degrees‐of‐freedom dynamic model to analyze the dynamic response of bimetal spur gears. Aluminum alloy forms the core of the bimetal gears, and a uniform‐thickness steel ring surrounds the teeth. Gear mesh stiffness of bimetal gears and the transmission error have been assessed using a numerical approach based on finite ...
Bikramjit Singh   +2 more
wiley   +1 more source

EFISIENSI POWER ENGINE TRUCK PERGERAKAN DINAMIS DENGAN MENGUBAH RATIO FINAL GEAR PADA TRUCK KAPASITAS 30 TON

open access: yesJurnal Ilmiah SINERGI, 2015
Final Gear terdiri dari pinion gear dan ring gear, yang terletak di dalam differential atau gardan. Terdapat hubungan antara final gear pada pinion gear dengan efisiensi daya / power engine kendaraan atau truck.
Hadi Pranoto
doaj  

Remanufacturing the Pinion: An Application of a New Design Method for Spiral Bevel Gears

open access: yesAdvances in Mechanical Engineering, 2014
Damages of a large spiral bevel gear drive as used in heavy industry typically affect the pinion. Even if the gear still could be used, the complete pair has to be changed. This leads to long off times, high costs, and unnecessary waste.
Baozhen Lei   +3 more
doaj   +1 more source

Study on the load-sharing characteristics of face-gear four-branching split-torque transmission system

open access: yesAdvances in Mechanical Engineering, 2021
In order to solve the load-sharing characteristics of face-gear four-branching split-torque transmission system (FGFBSTTS), the static load-sharing mechanical analysis model was established.
Dong Hao   +3 more
doaj   +1 more source

Cervix-to-rectum measuring device in a radiation applicator for use in the treatment of cervical cancer [PDF]

open access: yes, 1981
A cervix-to-rectum measuring device to be used in the treatment of cervical cancer is described. It includes a handle and a probe pivotably connected to the handle for insertion in the rectum.
Fischell, D. R., Mazique, J. C.
core   +1 more source

Rack-and-pinion effects in molecular rolling friction

open access: yes, 2008
Rolling lubrication with spherical molecules working as 'nanobearings' has failed experimentally so far, without a full understanding of the physics involved and of the reasons why.
Braun OM   +5 more
core   +1 more source

Saplings of significance: Nurturing cultural value of new tree plantings through participatory opportunities

open access: yesPeople and Nature, EarlyView.
Abstract Tree‐planting initiatives are a crucial part of international sustainability and climate action efforts. Yet, many of these initiatives fail to achieve their long‐term sustainability and climate goals. The role of community value is an often‐overlooked factor in promoting the success of new tree plantings.
Claire L. Narraway   +8 more
wiley   +1 more source

Analysis of Contact Strength of Large Module Heavy Load Rack and Pinion

open access: yesShiyou jixie, 2018
The rack and pinion engagement system is the key equipment for the rack and pinion drilling rig. The operation safety of the entire drilling rig platform is subjected to the strength of the rack and pinion.
Feng Ding   +4 more
doaj  

Driving system design and precision test of the VSANS detector trolleys

open access: yesHe jishu, 2022
BackgroundThe Very Small Angle Neutron Scattering (VSANS) instrument of China Spallation Neutron Source (CSNS) is a world-class SANS instrument with several detectors.
XIAO Songwen   +5 more
doaj   +1 more source

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