Results 21 to 30 of about 10,240 (167)

Impact simulator Patent [PDF]

open access: yes, 1965
Lunar and planetary gravity simulator to test vehicular response to ...
Brooks, G. W.
core   +1 more source

Mechanical simulator of low gravity conditions Patent [PDF]

open access: yes, 1970
Low and zero gravity simulator for astronaut ...
Dane, D. H.
core   +1 more source

Microstructure evolution of three-roll skew-rolling formed hollow axles with uniform wall thickness.

open access: yesThe International Journal of Advanced Manufacturing Technology, 2022
Abstract The uniform thickness hollow axle is one of the lightest weight axles in the high-speed rail industry. It can effectively reduce unsprung mass and further improve the train speed. Therefore, due to its importance and significance, it is crucial to research and develop the uniform thickness hollow axle. To understand the microstructural
Chang Shu   +7 more
openaire   +1 more source

Crack Detection in Railway Axle Using Horizontal and Vertical Vibration Measurements [PDF]

open access: yes, 2016
In this paper, numerical investigations are carried out to assess the possible use of vibration measurements to identify the presence of a fatigue crack in railway axles.
Bruni, S., Carboni, M., Hassan, M.
core   +1 more source

Modern mechanisms make manless Martian mission mobile: Spin-off spells stairclimbing self-sufficiency for earthbound handicapped [PDF]

open access: yes, 1975
Concepts were developed for three wheel chairs from progressively improving designs of a proposed unmanned roving vehicle for the surface exploration of Mars; as a spin-off, a concept for a stair-climbing wheel chair was generated.
Hassel, D. R.   +2 more
core   +1 more source

A Combined Signal Display Method for Hollow Axle Automated Ultrasonic Test System

open access: yesKongzhi Yu Xinxi Jishu, 2018
Hollow axle automated ultrasonic test system uses high speed spinning probes inside the hole of the axle. This generates massive data containing echo wave and position information.
TANG Lixin
doaj  

Collapsible loop antenna for space vehicle Patent [PDF]

open access: yes, 1963
Collapsible, space erectable loop antenna system for space ...
Mitchum, L. L., Jr., Wagner, H. R.
core   +1 more source

基于有限元的传动轴受扭分析

open access: yesJixie chuandong, 2008
Based on ANSYS,FEA software,the design of drive axle is illustrated,and its stress and stiffness are cheched.Comparing the result of the hollow drive axle with the solid drives,the conclusion is drawn.Different from the conventional method,this method ...
钟佩思, 王景林, 刘梅, 刘凤景
doaj  

Solar Splash Senior Design Project [PDF]

open access: yes, 2020
Indiana University Purdue University IndianapolisThe Solar Splash senior project is the first attempt at creating an entirely solar propelled watercraft.
Almogayer, Khaled   +2 more
core  

Characterization of the HAYSTAC axion dark matter search cavity using microwave measurement and simulation techniques

open access: yes, 2019
Many searches for axion cold dark matter rely on the use of tunable electromagnetic resonators. Current detectors operate at or near microwave frequencies and use cylindrical cavities with cylindrical tuning rods.
Lewis, Samantha M.   +2 more
core   +1 more source

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