Results 41 to 50 of about 1,760,822 (238)

Reduction of gear pair transmission error with tooth profile modification [PDF]

open access: yes, 2008
The gear noise problem that widely occurs in power transmission systems is typically characterised by one or more high amplitude acoustic signals. The noise originates from the vibration of the gear pair system caused by transmission error excitation ...
Tharmakulasingam, R   +2 more
core   +4 more sources

Vitamin C‐Induced Photo‐Redox Threshold Enables High‐Fidelity Volumetric Printing of Collagen

open access: yesAdvanced Materials, EarlyView.
Tomographic volumetric printing (TVP) of native proteins is limited by uncontrolled background crosslinking. Here, vitamin C is introduced as a biocompatible redox regulator to establish a tunable nonlinear polymerization threshold response for TVP.
Bin Wang   +5 more
wiley   +1 more source

Magnetic gear backup [PDF]

open access: yes, 1970
Backup clutch for magnetic gear operates only in case of slippage. Contacting a pin arrangement in the driven gear, the clutch provides extra force for continuing output.
Shefke, R. A.
core  

Induction Machine with Integrated Magnetic Gear

open access: yes, 2021
There have been many recent advancements in magnetic gears and pseudo-direct drive permanent magnet machines with integrated magnetic gears. Despite these advances, there several applications where induction machine drives are preferable.
Abdelhamid, Dalia Zaky Bassuny
core   +1 more source

Flux Focusing Axial Magnetic Gear [PDF]

open access: yes, 2017
Power transmission is traditionally achieved with a mechanical gear. These gears require maintenance, cause vibration, and have no overload protection.
Rutherford, Robert J.
core   +1 more source

Metal Compound‐Based Non‐Enzymatic Electrochemical Cholesterol Sensors: Emerging Materials and Mechanistic Insights

open access: yesAdvanced Materials Interfaces, EarlyView.
This review discusses recent progress in metal complex‐based, non‐enzymatic electrochemical sensors for cholesterol detection. We examine metal oxides, metal sulfides, and hybrid nanomaterials, highlighting their catalytic mechanisms and material design strategies.
Longfei (Jack) Yin   +6 more
wiley   +1 more source

Intermittent gear rattle due to interactions between forcing and manufacturing errors [PDF]

open access: yes, 2008
The interaction between eccentricity and an external forcing fluctuation in gear rattle response is investigated experimentally. The experimental rig consists of a 1:1 ratio steel spur gear pair, the input gear being controlled in displacement and the ...
Wilson, RE   +5 more
core   +1 more source

Optimization Design of Concentric Magnetic Gear based on Genetic Algorithm Toolbox of Matlab

open access: yesJixie chuandong, 2016
The concentric magnetic gear is a transmission gear with a novel structure and a promising prospect,by using the magnetic field modulation principle,the large torque transmission is realized.
Jing Libing   +4 more
doaj  

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

A New Method to Improve the Magnetic Gear Torque

open access: yesJixie chuandong, 2018
Comparing with the mechanical gear contact transmission,magnetic gear is a new transmission device with a novel structure and a broad development prospect. The large torque transmission is achieved by using the magnetic field modulation principle. On the
Jing Libing   +4 more
doaj  

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