PerusSemspreassembledscrewandwasherisanothermajorfasteninginventionintroduced
kirjoittanutShakeprooft muuttuneesta teollisuudesta'
helicalandmanyothers-canbepreassembledtoalltypesofscrews.Themanyimportantadvantages
ofscrewandwasherassemblieshavecontributedtotheirpopularitythroughtheyears:
Eliminatesmallpartshandlinganddroppedparts.
Insureproperpartsusage.
Lowerpurchasing, inventoryandassemblycosts.
Increaseassembly, efficiencyandproductivity.
Theconventionalflatwasher, toothwasherorhelicalwasherSemsmeetstheneedsofmostassembly
applications.FlatWasherSemsspanlargeholes, protectfragilesurfacesanddistributeload.External
toothlockwashersarethepreferredtoothlockwasherstyleforpreassemblyasthetaperedtwistedteeth
areonthelargestradiustoprovidemaximumtorsionalresistancetoremovalrotation.Theinternaltooth
lockwasherstyleisidealwhenthescrewheadissmall-suchasafillisterhead-andinapplicationswhere
itisdesirabletohidetheteeth-eitherforappearanceortoavoidsnaggingandscratching.
Helicalwashersareoftenusedonlargerdiameterscrewsandboltswherehightorquesorheavyloadsare
involvedandinhardenedsurfaceapplicationswhereconfinedspacemustbeaccommodated.
AwidevarietyofotherSemscombinationscanbeprovidedforapplicationsinvolvinghightorques, kuormitus
jakelu, electricalgrounding, fragilematerials, wireterminationorthespanningoflargerholes.
Screwandwasherassembliesincreasetorsionalresistancetoremovalrotation, reducingpotentialloosening
ofthefastener.Semsassembliesnotonlyreducelooseningcausedbyvibrationbut, unlikethelocking
featuresincorporatedundersomescrewheadsoronsomescrewthreads, theyalsoprovideacompensating
springactionthatresistslooseningcausedbyheatcyclingandbytheindependentexpansionandcontraction
ofdifferentmaterialsthatmaymakeuptheassembly.
WashersproducedinShakeproofAssemblyComponentsA2LAapprovedfacilitiesassureconsistentquality,
serviceandsinglesourceaccountability.
Lanka-Ritecanpreassembleawidevarietyofwasherstojustaboutanytypeofscrewincludingkone
ruuvit, Tappingscrews, Tap / Rthreadrollingscrews, GXself-extrudingscrewsandothers.Shakeproof
tuottaaSemshalkaisijalukumäärä2: n läpi3 / 8 GG: n arvosta japituudeltaan 3/16 GG: n arvosta;
Allconventionalheadstyles, drivesandpointsareavailable.