Results 111 to 120 of about 1,882,013 (251)

Effects of Contact Characteristics on Dynamic Response of Planar Mechanical Systems with Lubricated Revolute Joint

open access: yesLubricants
In this study, a dynamic response model that incorporates lubricated clearance is developed to examine the evolution of contact and friction in a mechanical system.
Xu Peng   +4 more
doaj   +1 more source

The Microbial Revolution in the World of Joint Replacement Surgery

open access: yesJBJS Open Access
Background: The prevalence of revision surgery due to aseptic loosening and periprosthetic joint infection (PJI) following total hip and knee arthroplasty is growing. Strategies to prevent the need for revision surgery and its associated health-care costs and patient morbidity are needed.
Arjuna Srikrishnaraj   +3 more
openaire   +3 more sources

A general-purpose approach to computer-aided dynamic analysis of a flexible helicopter [PDF]

open access: yes
A general purpose mathematical formulation is described for dynamic analysis of a helicopter consisting of flexible and/or rigid bodies that undergo large translations and rotations. Rigid body and elastic sets of generalized coordinates are used.
Agrawal, Om P.
core   +1 more source

Kinematics and Singularity Analysis of a Planar 3-PRP Type Parallel Manipulator

open access: yesJixie chuandong, 2015
A planar 3-PRP type parallel manipulator with three symmetrical limbs structure in the plane is proposed,and each limb consists of a prismatic joint is connected to a basement,one prismatic joint is connected with the moving platform,and two prismatic ...
An Ziming, Zhu Dachang
doaj  

Performance characterization of a novel semi-active exoskeleton for overhead work. [PDF]

open access: yesWearable Technol
Schiebl J   +6 more
europepmc   +1 more source

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