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	<!ENTITY rdfs 'http://www.w3.org/2000/01/rdf-schema#'>
	<!ENTITY owl 'http://www.w3.org/2002/07/owl#'>
	<!ENTITY swivt 'http://semantic-mediawiki.org/swivt/1.0#'>
	<!ENTITY wiki 'http://example.org/wiki/Special:URIResolver/'>
	<!ENTITY category 'http://example.org/wiki/Special:URIResolver/Category-3A'>
	<!ENTITY property 'http://example.org/wiki/Special:URIResolver/Property-3A'>
	<!ENTITY wikiurl 'https://en.oho.wiki/wiki/'>
]>

<rdf:RDF
	xmlns:rdf="&rdf;"
	xmlns:rdfs="&rdfs;"
	xmlns:owl ="&owl;"
	xmlns:swivt="&swivt;"
	xmlns:wiki="&wiki;"
	xmlns:category="&category;"
	xmlns:property="&property;">

	<owl:Ontology rdf:about="https://en.oho.wiki/wiki/Special:ExportRDF/Hard_Drive_Centrifuge">
		<swivt:creationDate rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2026-04-29T21:02:42+02:00</swivt:creationDate>
		<owl:imports rdf:resource="http://semantic-mediawiki.org/swivt/1.0"/>
	</owl:Ontology>
	<swivt:Subject rdf:about="http://example.org/wiki/Special:URIResolver/Hard_Drive_Centrifuge">
		<rdf:type rdf:resource="http://example.org/wiki/Special:URIResolver/Category-3ALaboratory_equipment"/>
		<rdfs:label>Hard Drive Centrifuge</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://en.oho.wiki/wiki/Special:ExportRDF/Hard_Drive_Centrifuge"/>
		<swivt:page rdf:resource="https://en.oho.wiki/wiki/Hard_Drive_Centrifuge"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<property:AssemblyInstructionsArePublished rdf:resource="&wiki;No"/>
		<property:BillOfMaterialsIsPublished rdf:resource="&wiki;No"/>
		<property:CadFilesAreInEditableFormat rdf:resource="&wiki;Yes"/>
		<property:CertificateRequested rdf:resource="&wiki;No"/>
		<property:ContributingGuideIsPublished rdf:resource="&wiki;No"/>
		<property:Desc rdf:datatype="http://www.w3.org/2001/XMLSchema#string">A centrifuge is a rotating wheel with very high rotational speed (RPM) and a strong body protecting the people around from the energy of the fast moving parts. Substances are loaded into the vial holders at the edge of the fast spinning wheel and are separate along their different densities. Fast spinning computer hard drives in a solid aluminium housing are perfect for making small do it yourself centrifuges.'''How To'''The design is based on conventional 3.5? desktop hard drive. You usually need a small torx screw driver to open them. The disks are removed and replaced by a laser cut acrylic tube holder. Only small centrifuge tubes (0.5 ml) can be used with this kind of design. Make sure the tube holder fits well on the shaft of the motor and fix it back with the original down holder. The parts for the housing provides a stable stand and allow easy opening of the lid. To drive the motor replace the electronics by a ESC brushless motor driver for RC cars. To control the speed use a so call Servo Tester" unit that fits well with the motor driver."</property:Desc>
		<property:DesignFilesArePublished rdf:resource="&wiki;Yes"/>
		<property:FilesAreInEditableFormat rdf:resource="&wiki;No"/>
		<property:Firstin rdf:resource="http://www.gaudi.ch/GaudiLabs/?page_id=328"/>
		<property:IssueManagementSystem rdf:resource="&wiki;No"/>
		<property:Licence rdf:resource="&wiki;UNLIC"/>
		<property:MaturityOfTheProject rdf:resource="&wiki;PDIY"/>
		<property:MechanicalLicence rdf:resource="&wiki;UNLIC"/>
		<property:OpenOMeter rdf:resource="&wiki;2"/>
		<property:ProductCategory rdf:resource="&wiki;Business_-26_Industrial"/>
		<property:ProjectStatus rdf:resource="&wiki;Active"/>
		<property:Projectimage rdf:resource="&wiki;TUB.64.1.jpg"/>
		<property:Projectname rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Hard Drive Centrifuge</property:Projectname>
		<property:Typeproject rdf:resource="&wiki;TUBerlin"/>
		<property:VersioningSystem rdf:resource="&wiki;No"/>
		<swivt:wikiPageCreationDate rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2019-08-29T06:33:48Z</swivt:wikiPageCreationDate>
		<property:Creation_date-23aux rdf:datatype="http://www.w3.org/2001/XMLSchema#double">2458724.7734722</property:Creation_date-23aux>
		<swivt:wikiPageModificationDate rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2021-11-10T06:39:33Z</swivt:wikiPageModificationDate>
		<property:Modification_date-23aux rdf:datatype="http://www.w3.org/2001/XMLSchema#double">2459528.7774653</property:Modification_date-23aux>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Hard Drive Centrifuge</swivt:wikiPageSortKey>
	</swivt:Subject>
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#creationDate" />
	<owl:Class rdf:about="http://example.org/wiki/Special:URIResolver/Category-3ALaboratory_equipment" />
	<owl:ObjectProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#page" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiNamespace" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageContentLanguage" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AAssemblyInstructionsArePublished" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ABillOfMaterialsIsPublished" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ACadFilesAreInEditableFormat" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ACertificateRequested" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AContributingGuideIsPublished" />
	<owl:DatatypeProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ADesc" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ADesignFilesArePublished" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AFilesAreInEditableFormat" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AFirstin" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AIssueManagementSystem" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ALicence" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AMaturityOfTheProject" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AMechanicalLicence" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AOpenOMeter" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AProductCategory" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AProjectStatus" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AProjectimage" />
	<owl:DatatypeProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AProjectname" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ATypeproject" />
	<owl:ObjectProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AVersioningSystem" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageCreationDate" />
	<owl:DatatypeProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3ACreation_date-23aux" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageModificationDate" />
	<owl:DatatypeProperty rdf:about="http://example.org/wiki/Special:URIResolver/Property-3AModification_date-23aux" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageSortKey" />
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