Results 51 to 60 of about 624 (223)

渐开线圆柱齿轮副侧隙的几何模型及公式

open access: yesJixie chuandong, 2014
From the definition of backlash,the geometric elements of normal backlash and circumferential backlash are given by analyzing the meshing process of a pair of external involute cylindrical spur gears in geometrical method.In further,the formula of normal
董玉涛
doaj  

THE ACCURACY OF AN ACCELERATED METHOD FOR THE EVALUATION OF LIFE OF CYLINDRICAL GEARS WITH PROFILE CORRECTION [PDF]

open access: yesApplied Computer Science, 2015
This paper presents an accelerated method for the evaluation of life of cylindrical gears with profile correction. Compared to a more accurate solution based on the generalized method for evaluating the wear and life of cylindrical involute gears, the ...
Myron CZERNIEC
doaj  

What Does Intarsia Say? Materiality and Spirituality in the Urbino Studiolo☆

open access: yesRenaissance Studies, EarlyView.
Abstract Upon entering the Urbino studiolo of Federico da Montefeltro, the visitor is struck by a material‐charged environment. Surprisingly, only a few scholars have addressed one prominent aspect of the decorative scheme, namely, the feature of intarsia as a medium. Even so, it remains on the sidelines of the discussion.
Matan Aviel
wiley   +1 more source

Design and Pressure Pulsation Analysis of Pure Rolling External Helical Gear Pumps with Different Tooth Profiles

open access: yesFluids
This paper investigates the design methodologies of pure rolling helical gear pumps with various tooth profiles, based on the active design of meshing lines.
Zhen Chen   +6 more
doaj   +1 more source

Measuring Geometrical Parameters of Involute Spur Gears to Sub-pixel Resolution [PDF]

open access: yesProcedings of the British Machine Vision Conference 1992, 1992
The problem of accurate determination of the position, orientation and width of involute spur gear teeth using a single front-lit image is addressed. The information is used to compute global measures of tooth concentricity and pitch variations across a gear wheel.
Oakley, JP, Robinson, MJ
openaire   +2 more sources

Worldwide Invasions of Centrarchidae: The Dark Side of the Sunfish Family

open access: yesFish and Fisheries, Volume 27, Issue 4, Page 781-812, July 2026.
ABSTRACT Freshwater fish invasions are major drivers of global ecological change, disrupting native biodiversity and ecosystem functions. However, many invasive fish hold significant socioeconomic value, resulting in conflict over their management. Centrarchidae, which are globally distributed and are important for sportfishing and aquaculture, are now
Neil Angelo Abreo   +19 more
wiley   +1 more source

Transmission error in spur gears: Static and dynamic finite-element modeling and design optimization

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University, 07/10/2010.The gear noise problem that widely occurs in power transmission systems is typically characterised by one or more high amplitude acoustic ...
Tharmakulasingam, Raul
core  

Geometric Analysis and Quality Assessment of Spur Gears Manufactured by Laser Cutting from S355 Steel

open access: yesApplied Sciences
Gears are fundamental machine elements used in various industries due to their durability, ability to transmit high torques, and high precision. Modern demands for gear manufacturing involve improving production methods in order to achieve greater ...
Anđela Perović   +3 more
doaj   +1 more source

Co‐Design at the Boundary: Understanding the Dynamics of Open Innovation Between Companies and Communities

open access: yesJournal of Product Innovation Management, Volume 43, Issue 4, Page 641-664, July 2026.
ABSTRACT For over two decades, firms have built platforms and engaged open innovation communities to improve and customize their products through widened participation in the design process. While the benefits of involving those outside a firm as co‐designers have been well described, how co‐design processes unfold over time at the boundary between ...
Eric Reynolds Brubaker   +3 more
wiley   +1 more source

Analysis of the Thermo-elastic for Involute Spur Gear Transmission with Logarithmic Modification

open access: yesJixie chuandong, 2015
Aiming at the involute spur gear with logarithmic modification,according to the heat conduction differential equation and the basic equations of thermo-elasticity,the thermal and thermo-elastic fields of involute spur gear at any meshing position are ...
Jin Tingting, Wang Jiugen, Wang Zhenrong
doaj  

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