Zobrazeno 1 - 10
of 556
pro vyhledávání: '"Contact pressures"'
Publikováno v:
Tribology in Industry, Vol 46, Iss 2, Pp 332-345 (2024)
An analytical complex study of metal-polymer (MP) helical and spur gears by a new author's analytical method was carried out. The influence of the helix angle on the contact pressures in the engagement, the teeth wear, and the durability of the MP ge
Externí odkaz:
https://doaj.org/article/db086eda9052450d9652159c74d50d41
Publikováno v:
Applied Sciences, Vol 14, Iss 23, p 11275 (2024)
Predictive assessments of the performance characteristics of metal-polymer (MP) plain bearings at the design stage are necessary and important for engineering practice. They include assessments of bearing capacity, linear wear of the bushing, and bea
Externí odkaz:
https://doaj.org/article/1b9814544287488eb3d119bd5e8a2a89
Autor:
Maria Kristina Bartolo, Simon Newman, Oliver Dandridge, Camilla Halewood, Mario Alberto Accardi, Daniele Dini, Andrew A. Amis
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
AimsThe ovine stifle is an established model for evaluation of knee treatments, such as meniscus replacement. This study introduces a novel ovine gait simulator for pre-testing of surgical treatments prior to in vivo animal trials. Furthermore, we de
Externí odkaz:
https://doaj.org/article/5fe90fc8284147a39279a701b093dbc9
Publikováno v:
Journal of Orthopaedic Surgery and Research, Vol 18, Iss 1, Pp 1-8 (2023)
Abstract Background Different posterior inclinations of tibial component after unicompartmental knee arthroplasty (UKA) may lead to different biomechanical characteristics of the knee joint. This finite element study was designed to investigate the t
Externí odkaz:
https://doaj.org/article/ce24601a9eec4c4681cab83c088de919
Autor:
D. I. Gallyamov, D. V. Ovchinnikov
Publikováno v:
Вестник Научно-исследовательского института железнодорожного транспорта, Vol 82, Iss 1, Pp 9-17 (2023)
Introduction. An urgent task today is to optimise the interaction between rolling stock and the railway track. A solution to it will increase train speed, enhance the safety and service life of wheels and rails. The service life of wheels and rails i
Externí odkaz:
https://doaj.org/article/104858a087f54b1a831882aaeed18bec
Publikováno v:
Machines, Vol 12, Iss 6, p 388 (2024)
Upper-limb exoskeletons for industrial applications can enhance the comfort and productivity of workers by reducing muscle activity and intra-articular forces during overhead work. Current devices typically employ a spring-based mechanism to balance
Externí odkaz:
https://doaj.org/article/593be54e36da4150aa4b494463e8d1e7
Autor:
Myron Chernets, Yuriy Chernets
Publikováno v:
Tribology in Industry, Vol 45, Iss 1, Pp 102-110 (2023)
In more than 90% of hip replacements, the acetabular cup is made of ultra-high molecular weight polyethylene (UHMWPE) and the femoral head is made of stainless steel, cobalt-chromium-molybdenum alloys, titanium or ceramic. The primary factor in ev
Externí odkaz:
https://doaj.org/article/045d5e86ce284d5783c5144e65ec975e
Akademický článek
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Publikováno v:
Tribology in Industry, Vol 44, Iss 3, Pp 528-539 (2022)
Shaft diameters of sliding bearings, including metal-polymer, can be much differentiated. The carrier capacity and durability of metal-polymer (MP) sliding bearings of miniature, small, medium and large diameters were investigated according to author
Externí odkaz:
https://doaj.org/article/25b212284deb461fbba36660610ffd6f
Publikováno v:
Tribology in Industry, Vol 44, Iss 2, Pp 334-342 (2022)
Statistical data show that over 90% hip implants have the acetabular cup made of ultra-high molecular weight polyethylene (UHMWPE), while the femoral head is made of stainless steel, CoCrMo alloy, titanium and ceramics. The values of Young’s modulu
Externí odkaz:
https://doaj.org/article/8bf00d63e423437e9fb07ea77d67346a