Results 1 to 10 of about 668,450 (168)

Contact pressure with guaranteed tight in coupling of bushing and long shaft [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2018
The article describes an analytical method for determining the average value of contact pressure in pressure coupling taking into account the geometric features of the parts to be connected by fitting.
I. L. Ryazantseva
doaj   +1 more source

EFFECTS OF DESIGN PARAMETERS ON STATIC EQUIVALENT STRESS OF RADIAL ROLLING BEARINGS

open access: yesActa Polytechnica, 2021
The aim of this study is to theoretically investigate the effects of design parameters on the static equivalent stress of radial rolling bearings, such as the point contact case for ball bearings and line contact case for roller bearings.
Mehmet Bozca
doaj   +1 more source

The Effect of Bottom Profile Dimples on the Femoral Head on Wear in Metal-on-Metal Total Hip Arthroplasty

open access: yesJournal of Functional Biomaterials, 2021
Wear and wear-induced debris is a significant factor in causing failure in implants. Reducing contact pressure by using a textured surface between the femoral head and acetabular cup is crucial to improving the implant’s life.
J. Jamari   +6 more
doaj   +1 more source

Study on the Impact Damage Characteristics of Transplanting Seedlings Based on Pressure Distribution Measurement System

open access: yesHorticulturae, 2022
Collision is one of the main causes of mechanical damage to the seedling during transplanting. To reveal the impact damage characteristics of plug seedlings, the kinetics equations of seedling collision were established based on Hertz’s contact theory ...
Hongbin Bai   +4 more
doaj   +1 more source

Biomechanical Investigation of Hallux Valgus Deformity Treated with Different Osteotomy Methods and Kirschner Wire Fixation Strategies Using the Finite Element Method

open access: yesBioengineering, 2023
The aim of this study was to propose a finite element method based numerical approach for evaluating various hallux valgus treatment strategies. We developed three-dimensional hallux valgus deformity models, with different metatarsal osteotomy methods ...
Kao-Shang Shih   +2 more
doaj   +1 more source

Contact Pressure and Shear Stress Analysis on Conforming Contact Problem

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
Two methods to solve a conforming contact problem are proposed. First method is general and can be applicable to the contact case between elastic arbitrary shape bodies.
Haruo NAGATANI, Akitoshi IMOU
doaj   +1 more source

Pressure Mapping Using Nanocomposite-Enhanced Foam and Machine Learning

open access: yesFrontiers in Materials, 2022
Pressure mapping has garnered considerable interest in the healthcare and robotic industries. Low-cost and large-area compliant devices, as well as fast and effective computational algorithms, have been proposed in the last few years to facilitate ...
Said Quqa   +8 more
doaj   +1 more source

Finite element analysis of tibio‐femoral contact mechanics of a customised knee spacer

open access: yesBiosurface and Biotribology, 2022
With one‐third of patients having osteoarthritis predominantly in one compartment of the knee, unicompartmental knee spacers have been introduced as a less invasive alternative to total knee replacement.
Alex C. T. Choh   +4 more
doaj   +1 more source

A Novel Structure of Rubber Ring for Hydraulic Buffer Seal Based on Numerical Simulation

open access: yesApplied Sciences, 2021
Landing gear is a key load-bearing structure of aircraft during ground operation, and the landing capacity of landing gear is determined by the performance of buffer.
Lin Zhang, Xiaohui Wei
doaj   +1 more source

SIMULATION CONTACT PRESSURE SENSOR OPERATION

open access: yesИзмерение, мониторинг, управление, контроль
Background. The development and creation of contact pressure sensors (DKD) for operation in difficult operating conditions of aviation and rocket and space technology is an urgent scientific and practical task.
Aleksey A. Trofimov   +3 more
doaj   +1 more source

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