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Jackscrew

A jackscrew, or screw jack, is a type of jack that is operated by turning a leadscrew. It is commonly used to lift moderate and heavy weights, such as vehicles; to raise and lower the horizontal stabilizers of aircraft; and as adjustable supports for heavy loads, such as the foundations of houses.

Applications, Mechanical advantage & Description

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Applications

Square threadButtress threadActuatorsAcme threadBall screw
22 related topics

Mechanical advantage

Ideal mechanical advantageFrictionLeadSimple machinesLever
11 related topics

Description

ScrewAcme threads
2 related topics

Advantages

Hydraulic jacks
1 related topics

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Overview

Description

Advantages

Mechanical advantage

Applications

Advanced semantic analysis

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Map overview Semantic statistics

Jackscrew

Nodes45
Edges44
Triples28
Avg. degree1.96
Density0.044444
Components1

How this topic connects Entity context

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Jackscrew

Top relations

related to In electronic connectors · 8
Jackscrew → Another, D-subminiature, Jackscrews, On, Some, The, These, When
related to References · 6
Jackscrew → Collier, Collier's New Encyclopedia, Francis, New York, Reynolds, Son Company
related to Aviation · 4
Jackscrew → Aeroflot Flight, Jackscrews, The, Yakovlev Yak-42
has application · 3
Jackscrew → In, So, The
related to Advantages · 2
Jackscrew → An, This
related to Machinist's jacks · 2
Jackscrew → Aside, Machinist's

Important terminology Word statistics

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Important terminology

screw jacks jack friction used advantage connectors load screws leadscrew hydraulic mechanical also threads jackscrews thread horizontal aircraft applications handle

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
the one illustratedinstance ofOn larger connectors0.80text
the jack screws also help align the connectorsinstance ofOn larger connectors0.80text
overcome the large frictional forces involved in inserting or removing the connectorinstance ofOn larger connectors0.80text
Jackscrewhas applicationThe0.60section
Jackscrewhas applicationSo0.60section
Jackscrewhas applicationIn0.60section
Jackscrewrelated to AdvantagesAn0.60section
Jackscrewrelated to AdvantagesThis0.60section
Jackscrewrelated to AviationJackscrews0.60section
Jackscrewrelated to AviationThe0.60section
Jackscrewrelated to AviationYakovlev Yak-420.60section
Jackscrewrelated to AviationAeroflot Flight0.60section

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    Min side: 3
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