1、BRITISH STANDARD BS EN 13538-2:2002 Determination of dimensional characteristics of sleeping bags Part 2: Thickness and elastic recovery The European Standard EN 13538-2:2002 has the status of a British Standard ICS 97.200.30 BS EN 13538-2:2002 This British Standard, having been prepared under the d
2、irection of the Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 12 September 2002 BSI 12 September 2002 ISBN 0 580 40390 4 National foreword This British Standard is the official English language versio
3、n of EN 13538-2:2002. The UK participation in its preparation was entrusted to Technical Committee TCI/73, Fillings and filled articles, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British St
4、andards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. T
5、his publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible in
6、ternational/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the E
7、N title page, pages 2 to 7 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN135382 August2002 ICS97.200.30 Englishversion Determi
8、nationofdimensionalcharacteristicsofsleepingbags Part2:Thicknessandelasticrecovery Dterminationdescaractristiquesdimensionnellesdes sacsdecouchagePartie2:Epaisseuretrepriselastique BestimmungderMahaltigkeitvonSchlafsckenTeil2: DickeundelastischeErholung ThisEuropeanStandardwasapprovedbyCENon29May200
9、2. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoan
10、yCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAust
11、ria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B
12、1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN135382:2002EEN135382:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Principle4 4.1 Thickness4 4.2 Elasticrecovery 4 5 Apparatus .4 6 Co
13、nditioningoftestspecimen . 5 7 Procedure .5 7.1 General5 7.2 Determinationofthethickness 5 7.3 Determinationoftheelasticrecovery. .5 8 Testresults .6 8.1 Thickness6 8.2 Elasticrecovery 6 9 Testreport . .6 Bibliography 7EN135382:2002(E) 3 Foreword ThisdocumentEN135382:2002hasbeenpreparedbyTechnicalCo
14、mmitteeCEN/TC136“Sports,playground andotherrecreationalequipment”, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyFebruary2003,andconflictingnationalstandardsshallbewithdrawnatthelatest
15、byFebruary2003. ThetextisbasedonanearlierdraftpreparedbyCEN/TC222“Featheranddown”. ThisEuropeanStandardconsistsofanumberofpartsasfollows: EN135381 ,Internaldimensions; EN135382 ,Thicknessandelasticrecovery; EN135383 ,Volumeunderloadandeasinessofpacking. AccordingtotheCEN/CENELECInternalRegulations,t
16、henationalstandardsorganizationsofthefollowingcoun triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Swe den,SwitzerlandandtheUnitedKingdom.EN135382:2002(E) 4 1Sco
17、pe ThisEuropeanStandardspecifiesamethodforthedeterminationofthethicknessandelasticrecoveryofsleeping bagsfilledwithfeathersand/ordown. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplac
18、esinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN20139
19、, TextilesStandardatmospheresforconditioningandtesting(ISO139:1973). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 thickness distancebetweenthefaceandthebackofasleepingbagunderapreloadof(51)Pa 3.2 elasticrecovery differencebetweenthethicknessmea
20、suredunderapressureof30Paduringagiventimeandthethickness measuredunderapressureof5Paafteragiventimeofrecovery.Thisdifferenceisreferredtothethicknessof 5Paandexpressedinpercentage 4Principle 4.1Thickness Measurementofthedistancebetweenareferencesurfaceonwhichthesleepingbagrestsandanindentor exertinga
21、pressureof(51)Paontheareaundertest. 4.2 Elasticrecovery Measurementofthedifferenceofthethicknessunderapressureof30Pa,afteracompressionduring60sat 300Pa,andapressureof5Pa,dividedbythethicknessunderthepressureof5Pa.Theratioisexpressedasa percentage. 5Apparatus 5.1 Rigidandplanereferencesurfaceatleasta
22、slargeasthesleepingbag. 5.2 Rigidandplacecircularindentorwithanareaof(8008)cm 2 . Theindentorisforinstancecounterbalancedbyacounterweighthavingamasssuchthatthesystemisinindiffer entequilibrium.Theidentorandthecounterweightareconnectedbymeansofathreadwhichmovesalongasetof pulleysfittedonprecisionroll
23、erbearings. 5.3 Measuringdevicehavingascalewith0,1mmgraduations,formeasuringthedistancebetweentherefer encesurfaceandtheindentor.EN135382:2002(E) 5 5.4 Ifamechanicalindentorisusedadditionalmassestoapplytotheindentorcorrespondingtoapressureof (50,1)Pa,(250,1)Paand(2700,1)Pasothattheaddedmassesshallgi
24、veactualpressureof(50,1)Pa, (300,1)Paand(3001)Pa. 5.5 Stopwatchwitharesolutionofatleast1s. 6 Conditioningoftestspecimen TheconditioningshallbedoneinaccordancewithEN20139. Thesleepingbagshallbeconditionedforatleast12hinambientconditionsofthetestatatemperatureof (202)Candarelativehumidityof(655)%. 7Pr
25、ocedure 7.1General Ifdifferentpartsofthesleepingbagareconstructeddifferently,itisnecessarytomeasurethethicknessandelastic recoveryatthesedifferentparts. Beforecarryingoutthetestthesleepingbaghastobecarefullyshakenup. Thethicknessisdeterminedonthetopandbottompartsofthesleepingbagseparately. 7.2 Deter
26、minationofthethickness 7.2.1 Adjusttheloadoftheindentortogivetheuniformpressureof5Paandsetthemeasuringdevicetozero. 7.2.2 Distributethefillingasevenlyaspossiblethroughouttheproductbeforethemeasurement. 7.2.3 Raisetheindentorandplacecarefullythesleepingbagtensionless,onthereferencesurface.Lowerthe in
27、dentoruntilcontactismadewiththesleepingbag. NOTE Themeasurementcanbecarriedoutwithsleepingbagopenorclosed,i.e.itispossibletomeasurethesingleor thedoublethickness. 7.2.4 Leaveincontactfor(101)sandnotetheradinginmillimetreswithanaccuracyof0,1mm. 7.2.5 Repeattheprocedureonatleast5otherareas. 7.3 Determ
28、inationoftheelasticrecovery 7.3.1 Adjusttheloadontheindentortohavetheuniformpressureof5Paandsetthemeasuringdevicetozero. 7.3.2 Distributethefillingasevenlyaspossiblethroughouttheproductbeforethemeasurements. 7.3.3 Adjust,ontheindentor,themassescorrespondingto5Pa,25Paand270Painordertohaveatotalpres s
29、ureof300Pa.Raisetheindentorandplacethesleepingbagwithouttension,onthereferencesurface.Lowerthe indentorcarefullyuntilcontactismadewiththesleepingbag. 7.3.4 Leaveincontactfor(601)s,reducecarefullythepressureby270Painordertohaveatotalpressureof 30Pa;leaveincontactfor(101)sandnotethereadingas t 1 inmil
30、limetreswithanaccuracyof0,1mm. 7.3.5 Reducecarefullythepressureby25Painordertohaveapressureof5Paandnotethereadingas t 2 in millimetreswithanaccuracyof0,1mm.EN135382:2002(E) 6 7.3.6 Repeattheprocedureatadistanceofatleast600mmfromthepositionattheprevioustest. 8 Testresults 8.1Thickness Calculatethemea
31、nthicknessinmillimetreswithanaccuracyof0,1mm. 8.2 Elasticrecovery Theelasticrecoveryiscalculatedasfollows: 100 2 1 2 - = t t t ER (1) where ER istheelasticrecoveryinpercentageroundedtothenearestunit; t 1 isthemeanthicknessat30Pa,inmillimetres; t 2 isthemeanthicknessat5Pa,inmillimetres. 9 Testreport
32、Thetestreportshallinclude,atleast,thefollowinginformation: a) areferencetothisEuropeanStandard; b) thedateandplaceofthetest; c) theidentificationmarkofthesample(s); d) themeanvalueofthethicknessroundedtothenearest0,1mm; e) themeanvalueoftheelasticrecoveryroundedtothenearestunit; f) anydeviationfromt
33、hisstandard.EN135382:2002(E) 7 Bibliography EN13537, ManufacturedarticlesfilledwithfeatheranddownRequirementsforsleepingbags. EN135381, DeterminationofdimensionalcharacteristicsofsleepingbagsPart1:Internaldimensions. EN135383, DeterminationofdimensionalcharacteristicsofsleepingbagsPart3:Volumeunderl
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