吸塵器的技術與歷史-畢業(yè)設計外文翻譯

1、1ThevacuumcleanertechnologyhistyVacuumcleanerclassificationVacuumcleanerspeciesmeaccdingtothestructurepointsaremainly：1vertical：abucketsquareroundthemajity，pointsonundertwoparts，theupperpartispoweredwithmot，thelowerfdust

2、collectionbox2hizontal:rectangularmodelsshape，havetwoparts，frontbefefdustcollectionbox，rearpartfthemot3ptable，itusuallyhasfourkindsoffmshouldertype：smaller，whenusingbackonhisshoulders，smallerpower；Poletype：shapelikerod，h

3、les，onthetopisfsuctionnozzlebelow，smallerpower；Ptable:smaller，whichcanbedirectlyusedinhgripsmallerpower；Minitype：multipurposebatterypowered，smaller，mefcleanclothesinstruments，smallerpowerAccdingtothedrivemotstopointsvacu

4、umcleanercanbedividedintothefollowingcategies:acvacuumcleanersdccleaneracdcamphibiousvacuumcleanerVacuumcleanerwkingprincipleCleanermainlybyupdust，vacuuming，blow3parts，generallyincludesstringexcitedmotcentrifugalblowerKS

5、Fblowdevice(bags)vacuumingaccessies.KSFstringexcitedmotspeedupmethan20000rmin(minivacuumcleaneranalyzedcombinedbymicro，ratedvoltagedcmachinesf3~6V).Blowisusuallyadoptsmesh，flannelettefiltermaterials.Generalcleanerpowerf4

6、00~1000Whigher，ptablevacuumcleanerpowergenerallylowerthan250WCleanerprincipleofwkisasfollows：mothighspeeddrivetheirimpellerrotationmakeairhighspeedeductiontheairblowerfrontendvacuumingcottrellconstantlysupply，makeaspirat

7、iontofancottrell，thusproducedwithoutsidetheinstantaneousvacuumfmingnegativepressuredifferentialpressure，onthepressuredifference，undertheactionofinhaledair，thedustscurf，ejectingpurityisfilteredaircleanerairThegreatertheai

8、rpressuredifference，thegreaterthegreaterability，aspirationAvacuumcleaner，commonlyreferredtoasavacuumisadevicethatusesanairpumptocreateapartialvacuumtosuckupdustdirtusuallyfromflos.Thedirtiscollectedbyeitheradustbagacyclo

9、neflaterdisposal.Vacuumcleanerswhichareusedinhomesaswellaninindustryexistinavarietyofsizesmodels:fromsmallbatteryoperatedhhelddevicestohugestationaryindustrialappliancesthatcanhleseveralhundredlittersofdustbefebeingempti

10、ed.3DanielHessofWestUnionLoweUSAinventedavacuumcleanerin1860.Callingitacarpetsweeperinsteadofavacuumcleanerhismachinedidinfacthavearotatingbrushlikeatraditionalvacuumcleanerwhichalsopossessedanelabatebellowsmechanismonto

11、pofthebodytogeneratesuctionofdustdirt.Hessreceivedapatent(U.S.No.29.077)fhisinventionofthevacuumcleaneronJuly101860.ElvesW.McGaffeThefirstmanuallypoweredcleanerusingvacuumprincipleswasthe“Whirlwind”inventedinChicagoUSAin

12、1868byelvesW.McGaffeThemachinewaslightweightcompactbutwasdifficulttooperatebecauseoftheneedtoturnahcrankatthesametimeaspushingitacrosstheflo.McGaffeenlistedthehelpofTheAmericanCarpetCleaningCo.ofBostontomarketittothepubi

13、c.Itwassoldf$25.ItishardtodeterminehowsuccessfultheWhirlwindwasasmostofthemweresoldinChicagoBostonitislikelythatmanywerelostintheGreatChicagoFireof1871.OnlytwoareknowntohavesurvivedoneofwhichcanbefoundintheHooverHistical

14、Center.McGaffneywasbutoneofmany19thcenturyinventsintheUnitedStatesEuropewhodevisedmanualvacuumcleaners.Heobtainedapatent(U.S.No.91145)onJune81869.MelvilleBissellIn1876MelvilleBissellofGrRapidsMichiganUSAcreatedavacuumcle

15、anerfhiswifeAnnatocleanupsawdustincarpeting.ShtlyafterBissellCarpetSweeperswerebn.AfterMelvillediedunexpectedlyin1889Annatookcontrolofthecompanywasoneofthemostpowerfulbusinesswomenoftheday.JohnS.ThurmanOnNovember141898Jo

16、hnS.ThurmanofSt.LouisMissouriUSA.Submittedfpatent(U.S.No.634042)a“pneumaticcarpetrenovat”.ItwasissuedonOctober31899.ThurmancreatedagasolinepoweredcarpetcleanerftheGeneralCompressedAirCompany.Inanewspaperadvertisementfrom

17、theSt.LouisDispatchThurmanofferedhisinventionofthehsedrawn(whichwentdotodo)motizedcleaningsysteminSt.Louis.Louis.Heofferedcleaningservicesat$4pervisit.By1906Thurmanwasofferingbuiltincentralcleaningsystemsthatusedcompress

18、edairyetfeaturedndustcollection.Thurman’smachineissometimesconsideredthefirstvacuumcleaner.Howeverthedustwasblownintoareceptacleratherthanbeingsuckedinaninthemachinenowused.InlaterpatentlitigationJudgeAugustusHruledthatT