4:2Beaver Architectural Ironmongery LtdTechnical NotesLocking mechanismsLever locks feature a built-in locking mechanism. A higher number of levers generally indicates a better level of security.Cylinder locks are operated using a separate locking cylinder, which may be removed to change or upgrade the lock. Cylinders normally offer better master keying capability, and special patented high security cylinders are available for high security applications. Different shapes of cylinders are available and the correct type must be specified to suit the lock being fitted.Lever keysCylinder keysClockwiseclosingAnticlockwiseclosingHandingThe handing of locks with retractable latchbolts must be set to suit the door, as shown in the diagram opposite. Locks noted as featuring a reversible latch may have their handing changed on site; otherwise handing must be specified when ordering.Euro Profile cylinderOval Profile cylinderScandinavianOval cylinderRound Threaded cylinderRim cylinderLock functionsLocks provide a variety of different security and escape functions.ExteriorKeyoperatesdeadbolt.Leverretractslatchbolt.InteriorTurn or key operatesdeadbolt.Leverretractslatchbolt.ExteriorKeyretractslatchbolt.InteriorKeyretractslatchbolt.ExteriorKeyoperatesboth bolts. Leverretractslatchbolt.InteriorTurn or key operatesboth bolts. Leverretractslatchbolt.ExteriorKeyoperatesboth bolts. InteriorTurn or key operatesboth bolts. Leverretractslatchbolt.ExteriorKeyoperatesboth bolts. InteriorTurn or key operatesboth bolts. Leverretractsboth bolts at same time.ExteriorKeyoperatesdeadbolt.Leverretractslatchbolt.InteriorTurn or key operatesdeadbolt.Leverretractsboth bolts at same time.ExteriorKeyoperatesdeadbolt.InteriorTurn or key operatesdeadbolt.Leverretractsdeadboltfor rapid escape.ExteriorKeyretractslatchbolt.InteriorLeverretractslatchbolt.SashlockDual action sashlockDual action sashlockEscapesashlockSplit follower escape sashlockEscapedeadlockNightlatchNightlatch
Beaver Architectural Ironmongery Ltd4:371 Series - Euro Locks25B112023572B+30165x235165x+30x235165x+30x235165x+30x235165x+30x235165x+30x235165x+30x165x+30x165x+30x165x+30SashlocksLatchesDeadlocksNightlatchesBathroom LocksBackset (mm)Item No.6065704.71-153üOptOptBoth latchbolt and deadbolt may be withdrawn by key or thumbturn.x235165x+30x235165x+30x235165x+30Split Follower Escape Sash LocksBackset (mm)Item No.6065704.71-253üOptOptBackset (mm)Item No.6065704.71-753üOptOptNote: this lock is handed.Backset (mm)Item No.6065704.71-653ün/an/aBackset (mm)Item No.6065704.71-353üOptOptBackset (mm)Item No.6065704.71-553üOptOptNote: 78mm centres, 8mm followers.The 71 series is a high quality range of Euro locks and latches. Their modular design simplifies door preparation and allows lock interchangeability. The range conforms to EN12209 and EN179 and is CE marked.lSilver powder coated case and nickel plated latchbolt for excellent corrosion resistance.lGrade 316 stainless steel single-piece forend; radius ends standard with square as an option.l20mm double throw deadbolt provides security.lEasily reversible latch to suit right or left hand doors.l Profiled latch and forend provides positive location and operation.lHeavy duty springing - suitable for use with un-sprung door furniture. Ball bearing follower offers resistance to wear.l Pierced for bolt-through fixing furniture at 38mm centres.lRebate kits available.Finishes: satin stainless steel (SSS), polished brass (PB),polished stainless steel (PSS).InteriorTurn or key operates deadbolt.Lever retracts deadboltand latchbolt simultaneously.ExteriorKey operates deadbolt.Lever retracts latchbolt.Operation of a Split Follower LockB = Backset (see below)Larger backsets available upon request.