The bicycle wheel - Jobst Brandt

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1、BicycleWheel.theBicycleWheelThirdEditionJobstBrandtIllustratedbySherrySheffieldAVOCET,INC.PALOALTOCALIFORNIATABLEOFCONTENTSINTRODUCTION3TheWheel:AncientandModern4TheDiskWheel4PARTITHEORYOFTHESPOKEDWHEEL5HowtheWheelSupportsaLoad6TensionandCompression7TheWheelStandsonitsSpokes10LOADS13StaticLoads14Sp

2、okeTension14TubularTirePressure14ClincherTirePressure14NonclinchingTirePressure15DynamicLoads1RadialLoads17WheelDeflection18BrakingLoads20LateralLoads22TorsionalLoads22EffectsofTorsionalLoads22PullingandPushingSpokes24WheelFailure28WheelCollapse28ComponentFailure29MetalsandStress29MetalFatigue30Spo

3、keFailure30RearWheelSpokeFailure32RimFailure32WHEELSTRENGTH33StrengthandDurability35Stiffness37RadialStiffness37LateralStiffness38TorsionalStiffness41EnoughStiffness42COMPONENTS45Spokes46StraightSpokes46SwagedSpokes46Elbow-LessSpokes47FlatandOvalSpokes48OtherSpecialSpokes48SpokeThicknessandPerforma

4、nce48SpokeThreads49SpokeTwist50SpokeMaterials51NonmetallicandCompositeSpokes51SpokeNipples52NippleLengths52HexHeadNipples52Rims53RimDesign53AerodynamicRims53RimSpokeHoles54ClickingRimNoises54RimJoint54RimMaterial55Wood-FilledRimsforTubularTires56AnodizedAluminumRims57CeramicCoatedRims57BrakingChara

5、cteristics58BrakeHeating58Hubs59HubDesign59Small-andLarge-FlangeHubs60FlangeDiameterandTorsionalStiffness61High-LowRearHubs62TorsionalStiffnessoftheRearHub64WHEELDESIGN65NumberofSpokes66SpokePatterns67RadialSpoking67CrossedSpoking67NumberofSpokeCrossings68InterlacedSpokes68IdenticalandMirrorImageSp

6、oking68CombinedSpokingPatterns70SpokeTension71SoftSpoking71CorrectingtheSpokeLine72StressRelieving74HowStressRelievingWorks74HowtoRelieveStress74Tied-and-SolderedSpokes76PARTIIBUILDINGANDREPAIRINGWHEELS77PartsandTools79HowtoSelectComponents80Rims80Hubs80Spokes80Nipples81SpokeWrench82GettingReady83I

7、nsertingtheSpokes84TheFirstSpoke85AeroRims85AllHubs86TheFirstSet87TheSecondSet88TheThirdSet90CrossingtheSpokes91TheFourthSet93TensioningtheWheel95Warning95TakingOuttheSlack95MakingThemTight95SpokeTwist96Ten