Results 61 to 70 of about 8,133 (281)

Optimal Vibration Suppression Modification Method for High-Speed Helical Gear Transmission of Battery Electric Vehicles under Full Working Conditions

open access: yesMachines, 2021
To improve the working performance of battery electric vehicle (BEV) high-speed helical gear transmission under full working conditions, combined with Tooth Contact Analysis (TCA) and Loaded Tooth Contact Analysis (LTCA), the vibration model of single ...
Jinfu Du   +3 more
doaj   +1 more source

Towards Advanced Intelligent and Perceptive Soft Grippers

open access: yesAdvanced Intelligent Systems, EarlyView.
Implementing soft yet strong and intelligent soft grippers request innovative and creative solutions in designing soft bodies and seamlessly integrating actuated systems with hierarchical sensing. This review systematically analyses soft grippers with a deep understanding of core components, from fundamental design principles to actuation and sensing ...
Haneul Kim   +4 more
wiley   +1 more source

An Ease-Off Based Method for Loaded Tooth Contact Analysis of Hypoid Gears Having Local and Global Surface Deviations

open access: yes, 2009
Manufacturing errors typically cause real (measured) spiral bevel and hypoid gear surfaces to deviate from the theoretical ones globally. Tooth surface wear patterns accumulated through the life span of the gear set are typically local deviations that ...
M. Kolivand, A. Kahraman
core   +1 more source

Monoallelic POLR3A Variants Cause Early‐Onset Peripheral Neuropathy

open access: yesAnnals of Neurology, EarlyView.
Objective Biallelic variants in genes encoding the RNA polymerase III complex (Pol III) cause a spectrum of neurological disorders primarily affecting the central nervous system. Monoallelic variants have been reported in the POLR3B subunit only, associated with neurodevelopmental disorder, epilepsy, and peripheral neuropathy.
Luiza L. P. Ramos   +46 more
wiley   +1 more source

On the Influence of Force Distribution and Boundary Condition on Helical Gear Stiffness [PDF]

open access: yesModeling, Identification and Control, 2015
The gear stiffness has a direct influence on the dynamic response of transmission systems that include a gear box, the stiffness also controls the load distribution among the teeth in mesh. The stiffness of a gear tooth varies non-linearly as the contact
Niels Leergaard Pedersen
doaj   +1 more source

Tooth Contact Analysis of Cylindrical Gears Reconstructed from Point Clouds

open access: yes, 2020
Non-contact metrology is being used to accelerate and improve the gear inspection process by obtaining a large amount of information on the gear tooth surfaces in form of point clouds for all teeth of the to-be-inspected gears.
Ignacio Gonzalez-Perez   +3 more
core   +1 more source

Functional morphology of the pharyngeal teeth of the ocean sunfish, Mola mola

open access: yesThe Anatomical Record, EarlyView.
Abstract Many fish use a set of pharyngeal jaws in their throat to aid in prey capture and processing, particularly of large or complex prey. In this study—combining dissection, CT scanning, histology, and performance testing—we demonstrate a novel use of pharyngeal teeth in the ocean sunfish (Mola mola), a species for which pharyngeal jaw anatomy had ...
Benjamin Flaum   +3 more
wiley   +1 more source

High Contact Ratio Design and Meshing Performance Comparison for Spiral Bevel Gear

open access: yesJixie chuandong, 2022
In order to improve the meshing performance of spiral bevel gears, a novel design method of large contact ratio along face width contact path is proposed.
Jinzhan Su   +4 more
doaj  

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica)

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position‐specific microwear patterns.
Daniela E. Winkler   +2 more
wiley   +1 more source

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