FAA AC 25.562-1:2006

FAA AC 25.562-1:2006 Dynamic Evaluation Of Seat Restraint Systems And Occupant Protection On Transport Airplanes Gives information and guidance regarding acceptable means of compliance with the requirements of 14 CFR part 25 applicable to dynamic testing of seats. Provides background and discussion of the reason

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Table of Contents

1DEFINITIONS
2DISCUSSION
aIntentofTests
bStandardizedTestProcedures-ReasonsandPracticalities
cStandardizedTestProcedures-RelationshiptoDesign
3TESTCONDITIONS
aGeneral
bConsiderationofTestCriteria
4TESTARTICLES
aGeneral
bCriticalComponents
cFamilyofSeats
5TESTARTICLESELECTIONANDRELATEDTESTSETUP
aGeneral
bCriteriaforSelection
cFamilyofSeats
dStructuralTests
eInjuryCriteria
fDeformationforEgress
6TESTFACILITIES
aGeneral
bDecelerationSledFacilities
cAccelerationSledFacilities
dImpact-with-reboundSledFacilities
eDropTowers
7ANTHROPOMORPHICTESTDEVICES
aGeneral
bModificationtoMeasurePelvic/LumbarLoad
cOtherATDModifications
dEquivalentATDs
8INSTRUMENTATION
aGeneral
bElectronicInstrumentation
cPhotographicInstrumentation
9TESTFIXTURES
aGeneral
bFloorDeformation
cOtherMountingConfigurationConstraints
dSide-facingSeats
eMultipleRowTestFixtures
fOtherFixtureApplications
10TESTPREPARATION
aPreparationfortheTests
bUseofAnthropomorphicDummies
cSeatAdjustment
dInstallationofInstrumentation
eRestraintSystemAdjustment
fFloorRequirement
gSeatComponents
11DATAREQUIREMENTS
12DATAANALYSIS
aGeneral
bImpactPulseShape
cTotalVelocityChange
dHeadInjuryCriterion(HIC)
eUpperTorsoRestraintSystemLoad
fCompressiveLoadBetweenthePelvisandLumbarColumn
gRetentionofUpperTorsoRestraintStraps
hRetentionofPelvicRestraint
iFemurLoad
13PASS/FAILCRITERIA
14TESTFAILURESVS.RETEST
15TESTDOCUMENTATION
aGeneral
bTestDescription
16COMPUTERMODELS
APPENDICES
APPENDIX1-PROCEDUREFOREVALUATINGPULSESHAPES
APPENDIX2-SEATDEFORMATION
APPENDIX3-SEATFAMILYDEFINITION
APPENDIX4-DEMONSTRATINGCOMPLIANCEWITHHICFOR
REPETITIVESEATROWS
APPENDIX5-SUBSTANTIATINGRETENTIONOFITEMSATTACHED
TOSEATS

Abstract

Gives information and guidance regarding acceptable means of compliance with the requirements of 14 CFR part 25 applicable to dynamic testing of seats. Provides background and discussion of the reasoning behind the test procedures. Describes the test facilities and equipment necessary to conduct the tests.

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