Results 111 to 120 of about 7,865 (221)

Financing Invention During the Second Industrial Revolution: Cleveland, Ohio, 1870-1920 [PDF]

open access: yes
For those who think of Cleveland as a decaying rustbelt city, it may seem difficult to believe that this northern Ohio port was once a hotbed of high-tech startups, much like Silicon Valley today. During the late nineteenth and early twentieth centuries,
Kenneth L. Sokoloff   +2 more
core  

Reasonong of efficient work of hoisting Jib crane mechanism

open access: yesВестник Харьковского национального автомобильно-дорожного университета, 2007
Hypothesis of possibility to provide close (same) in magnitude capacities in load hoisting at the stage of its initial movement and constant working mode has been proved theoretically and by experiment.
openaire   +1 more source

Rotor systems research aircraft predesign study. Volume 4: Preliminary draft detail specification [PDF]

open access: yes
The RSRA requirements are presented in a detail specification format. Coverage of the requirements includes the following headings: (1) aircraft characteristics, (2) general features of design and construction, (3) aerodynamics, (4) structural design ...
Linden, A. W., Miller, A. N.
core   +1 more source

Cable compliance [PDF]

open access: yes
The object of the investigation was to solve mechanical problems using cable-in-bending and cable-in-torsion. These problems included robotic contacts, targets, and controls using cable compliance. Studies continued in the use of cable compliance for the
Burkhardt, R.   +3 more
core   +1 more source

Mechanical Analysis and Application Research of Steel Structure Glass Skylight Ceiling Hoisting

open access: yes
With the development of large-scale, diversified and diversified buildings, fully decorated facades and full curtain wall designs are becoming more and more common. In order to ensure practical functions, commercial buildings often design atriums with natural light roofs on the roof.
Jun, Song   +4 more
openaire   +1 more source

A distributed programming environment for Ada [PDF]

open access: yes
Despite considerable commercial exploitation of fault tolerance systems, significant and difficult research problems remain in such areas as fault detection and correction. A research project is described which constructs a distributed computing test bed
Brennan, Peter   +4 more
core   +1 more source

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