Results 41 to 50 of about 521,592 (270)

Task Space Position Control of Slider-Crank Mechanisms Using Simple Tuning Techniques Without Linearization Methods

open access: yesIEEE Access, 2020
In this work, a position control in task space for slider-crank mechanisms is presented. In order to apply linear controllers it is required to linearize the mechanism dynamics at an equilibrium point.
Adolfo Perrusquia   +3 more
doaj   +1 more source

Indirect Band Edge and Chain‐Locked Linear Dichroism in the Quasi‐1D Van der Waals Antiferromagnet AgCrP2S6

open access: yesAdvanced Functional Materials, EarlyView.
AgCrP2S6 reveals a momentum‐indirect band edge (≈1.35 eV) and chain‐locked linear dichroism: the first direct transitions emerge at 1.6–1.8 eV for E||a. Resonant Raman and photoemission corroborate this assignment. In ACPS/graphene heterostructures, photocurrent turns on above ≈1.5 eV and follows the same polarization selection rules (anisotropy ≈0.53),
Oleksandr Volochanskyi   +9 more
wiley   +1 more source

On Generating Expected Kinetostatic Nonlinear Stiffness Characteristics by the Kinematic Limb-Singularity of a Crank-Slider Linkage with Springs

open access: yesChinese Journal of Mechanical Engineering, 2019
Being different from avoidance of singularity of closed-loop linkages, this paper employs the kinematic singularity to construct compliant mechanisms with expected nonlinear stiffness characteristics to enrich the methods of compliant mechanisms ...
Baokun Li, Guangbo Hao
semanticscholar   +1 more source

Multifunctional Fluidic Units for Emergent, Responsive Robotic Behaviors

open access: yesAdvanced Materials, EarlyView.
A multifunctional reconfigurable fluidic unit can be used as sensor, valve and actuator is presented. A unique configuration combines the features of the three components as a Responsive self‐oscillating actuator. The remarkable versatility of the fluidic unit is demonstrated by building different robots with the same fluidic units only by varying ...
Mostafa Mousa   +3 more
wiley   +1 more source

Analysis of novel geared linkage mechanisms

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
Two types of novel one-degree-of-freedom seven-bar geared linkage mechanism are presented. The proposed mechanisms consist of an elementary planetary gear train, a slider-crank mechanism or a Scotch yoke mechanism, and a slider-crank mechanism with a ...
Ren-Chung SOONG
doaj   +1 more source

Design of a rotational-to-linear motion transformer using a double eccentric crank

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
Slider-crank mechanisms are used as a rotational-to-linear motion transformer in positive displacement pumps, because such mechanisms are effective for generating high discharge pressure.
Jun NANGO   +3 more
doaj   +1 more source

Multi-Objective Design Optimization of the Leg Mechanism for a Piping Inspection Robot [PDF]

open access: yes, 2014
This paper addresses the dimensional synthesis of an adaptive mechanism of contact points ie a leg mechanism of a piping inspection robot operating in an irradiated area as a nuclear power plant.
Boyer, Frédéric   +4 more
core   +3 more sources

Design and optimization of Caudal fin for robotic fish driven by crank-slotted slider and lever mechanism

open access: yesJournal of Engineering Research, 2022
To explore the seabed as well as the depth, to perform the various tasks in an underwater environment, to study the behavior of aquatic animals many researchers and scientists have developed underwater autonomous vehicles using different techniques ...
Mithilesh Kumar Koiri   +3 more
semanticscholar   +1 more source

Addressing Oxygen Embrittlement in Additively Manufactured Titanium via Cu‐Mediated Interstitial Site Engineering

open access: yesAdvanced Science, EarlyView.
A novel “Cu‐mediated interstitial site engineering” strategy is introduced to thermodynamically stabilize hexagonal oxygen (hex‐O) configurations in oxygen‐containing titanium alloys. The hex‐O configuration activates multiple slip systems and enhances dislocation pinning via long‐range repulsion.
Xiaobin Lin   +14 more
wiley   +1 more source

The Dynamic Model of Plane Mechanism with Variable Ratio. [PDF]

open access: yes, 2016
The paper contains the proposal how to reduce many–elements plane mechanism with one degree of freedom to chosen axis or line as one–element model of mechanism.
Cink, Jacek, Kosucki, Andrzej
core  

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