Results 81 to 90 of about 17,701 (214)

Noncircular rolling joints for vibrational reduction in slewing maneuvers [PDF]

open access: yes, 1992
A rolling joint is provided for obtaining slewing maneuvers for various apparatus including space structures, space vehicles, robotic manipulators, and simulators.
Chew, Meng-Sang   +2 more
core   +1 more source

VISUAL NEGOTIATIONS OF GENTRIFICATION IN TORONTO: Contestation, Politicization and Resistance through Urban Signage

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract This article engages signage as a medium through which urban stakeholders negotiate the politics of housing redevelopment and gentrification in cities. Focusing on Toronto, we examine housing‐related signage in three neighbourhoods where social mix approaches to redevelopment have ushered in gentrification: Parkdale, Regent Park, and Moss Park.
Lindi Jahiu   +2 more
wiley   +1 more source

谐波传动中柔轮轮齿对柔轮变形的影响分析

open access: yesJixie chuandong, 2014
In traditional research of harmonic gear drive,the method used for solving the harmonic gear transmission conjugate tooth profile is generally based on the theory of envelope to solve conjugate tooth profile.The influence of the flexspline tooth isn’t ...
储著金, 谭晶
doaj  

EU Space Law and Earth's Boundaries: Integrating Environmental Impact Assessment and Corporate Due Diligence

open access: yesGlobal Policy, EarlyView.
ABSTRACT The European Union's proposed Space Law aims to establish a unified approach for sustainable space activities across the EU. While the EU's satellite constellations contribute to sustainability efforts, they can also have negative environmental impacts.
Elena Cirkovic, Vitali Braun
wiley   +1 more source

A two-axis laser boresight system for a shuttle experiment [PDF]

open access: yes
A two-axis gimballed laser pointing mechanism is being developed for the Lidar In-space Technology Experiment (LITE) to be flown on the National Space Transportation System (NSTS) Space Shuttle in February 1993.
Delorme, Joseph F.
core   +1 more source

Retractable tool bit having latch type catch mechanism [PDF]

open access: yes, 1993
A retractable tool bit assembly for a tool such as an allen key is presented. The assembly includes one or more spring loaded nestable or telescoping tubular sections together with a catch mechanism for capturing and holding the tool in its retracted ...
Voellmer, George
core   +1 more source

Lower body design of the ‘iCub’ a human-baby like crawling robot [PDF]

open access: yes, 2006
The development of robotic cognition and a greater understanding of human cognition form two of the current greatest challenges of science. Within the RobotCub project the goal is the development of an embodied robotic child (iCub) with the physical and ...
Becchi, F   +5 more
core   +2 more sources

Studying Tech Diplomacy—Introduction to the Special Issue on Tech Diplomacy

open access: yesGlobal Policy, EarlyView.
ABSTRACT This article serves as an introduction to the special issue on tech diplomacy, exploring its emergence and evolution as a distinct approach to global affairs in the era of the Fourth Industrial Revolution. Originating with Denmark's 2017 “TechPlomacy” initiative, tech diplomacy has gained global momentum, with over two dozen countries adopting
Corneliu Bjola, Markus Kornprobst
wiley   +1 more source

双圆弧谐波齿轮传动基本齿形的研究

open access: yesJixie chuandong, 2014
Based on the study of arc tooth profile harmonic gear meshing principle,the design method of double arc harmonic gear drive rigidity wheel and flexible wheel basic tooth profile is proposed.Through threedimensional CAD design software SolidWorks to view ...
袁安富, 曾晶晶, 沈思思
doaj  

Responsible Accountability? Multi‐Stakeholder Partnerships, Sustainable Development and Global Health

open access: yesGlobal Policy, EarlyView.
ABSTRACT Following the adoption of the 2030 Agenda for Sustainable Development, multi‐stakeholder partnerships (MSPs) have received renewed political attention. In several policy fields, MSPs have been criticized for a lack of accountability, resulting in efforts to redress this problem.
Matteo De Donà, Kristina Jönsson
wiley   +1 more source

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