Hardware Terms(T-W)五金术语T-W
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HardwareTermsTTHandleAcrosshandleforactuatingtheboltofalockandusedinplaceofaknob.THingeAsurfacehingewiththeshortmemberattachedtothejambandthelongmemberattachedtothedoor.TemplateHardwareAtermindicatinganyitemofhardwarethatismadetotemplate;thatis,exactlymatchingthemastertemplatedrawingastospacingofallholesanddimensions.ThimbleThesocketorbearingattachedtoanescutcheonplateinwhichtheendoftheknobshankrotates.Three-PointLockAdevicesometimesrequiredonthree-hourfiredoorstolocktheactiveleafofapairofdoorsatthreepoints.ThresholdAstripfastenedtothefloorbeneathadoor,usuallyrequiredtocoverthejointwheretwotypesoffloormaterialmeet.Throw(ofadeadboltorlatchbolt)Measurementofthemaximumprojectionwhenboltisfullyextended.ThumbpieceComponentlocatedontheoutsideofahandlesetwhich,whendepressed,retractsthelatchbolt.TransmissionCaseRoundhousingmountedonthebackoftheoutsidehandle.Convertsupanddownmotionofthumbpiecetoatwistingmotionsolatchcanbeoperated.TransomBarThatpartofadoorframethatseparatesthetopofadoororawindowfromthebottomofthetransom.TransomCatchAfastenerappliedtoatransomandhavingaringbywhichthelatchboltisretracted.TransomChainAshortchainusedtolimittheopeningofatransom;usuallyprovidedateachendwithaplateforattachment.TransomLiftAverticallyoperateddeviceattachedtoadoorframeandtransombywhichthetransommaybeopenedorclosed.TubularLock(orLatch)Atypeofboredlock.TumblerAguardorobstructionthatpreventsoperationofaboltexceptbyinsertionoftheproperkey.TurnpieceAsmallknob,leverorteeturnwithspindleattachedforoperatingthedeadboltofalockoramortisebolt.AlsotermedThumbTurn.Usedonlyonsinglecylinderoperations.Two-PointLatchAdevicesometimesrequiredonthree-hourfiredoorstolocktheinactiveleafofapairofdoorsattopandbottom.HardwareTermsUUnitLockSeePreassembledLockUniversalAtermusedtodescribealock,adoorcloserorotherdevicethatcanbeusedondoorsofanyhandwithoutchange.HardwareTermsVVerticalSpringPivotHingeAspringhingemortisedintotheheelofadoorandfastenedtothefloorandheadwithpivots.HardwareTermsWWardAnobstructionprojectingfromthelockcaseofsideofakeyholeintendedtoprevententranceorrotationofanimproperlycutkey.——此文章转载于互联网，文中观点与本网站无关，如有侵权请联系删除
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