Results 91 to 100 of about 4,061 (184)

Application of Face-Gear Drives in Helicopter Transmissions [PDF]

open access: yes
The use of face gears in helicopter transmissions was explored. A light-weight, split torque transmission design utilizing face gears was described. Face-gear design and geometry were investigated.
Bossler, R. B., Jr.   +5 more
core   +1 more source

Common Binder Head and Knotter Head Troubles [PDF]

open access: yes, 1942
PDF pages ...
Barden, R. D., Reed, C. O.
core  

用虚拟变位原理研究锥齿轮传动的法向侧隙问题

open access: yesJixie chuandong, 2009
When the slight heel separation is caused by axes angle getting greater,the calculation method of normal heel backlash for involute straight bevel gear transmission is presented based on virtual modification principle,and the various calculation formulas
王振成   +4 more
doaj  

Design, Simulation and Multi-Objective Optimization of a Micro-Scale Gearbox for a Novel Rotary Peristaltic Pump. [PDF]

open access: yesMicromachines (Basel), 2023
Rogkas N   +7 more
europepmc   +1 more source

Geometry Definition and Contact Analysis of Spherical Involute Straight Bevel Gears

open access: yesInternational Journal of Industrial Engineering and Production Research, 2012
A practical application of the spherical involute surface to the forged straight bevel gears is provided and demonstrated in this work. Conjugate (pure involute) theoretical surfaces are developed from the input design parameters.
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doaj  

User's manual for tooth contact analysis of face-milled spiral bevel gears with given machine-tool settings [PDF]

open access: yes
Research was performed to develop a computer program that will: (1) simulate the meshing and bearing contact for face milled spiral beval gears with given machine tool settings; and (2) to obtain the output, some of the data is required for hydrodynamic ...
Chen, Jui-Sheng   +2 more
core   +1 more source

Thermal analysis of a planetary transmission with spherical roller bearings operating after complete loss of oil [PDF]

open access: yes
Planetsys and Spherbean, two computer programs developed for the analysis of rolling element bearings, were used to simulate the thermal performance of an OH-58 helicopter main rotor transmission. A steady state and a transient thermal analysis were made
Coe, H. H.
core   +1 more source

Efficiency measurement campaign on gearboxes [PDF]

open access: yes, 2015
The last decade, new concepts of electrical motors with promising efficiency have entered the market. Such an electric motor is connected to the load machine often by means of a transmission system.
Algoet, Elewijn   +4 more
core   +1 more source

Mesh Stiffness and Dynamic Modeling and Analysis of Modified Straight Bevel Gears

open access: yesApplied Sciences
Gear modification, which involves the removal of material from the theoretical surface to improve the contact characteristics of the gear face, is widely applied in gear vibration reduction and noise optimization design.
Ding Zhang   +5 more
doaj   +1 more source

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