Classroom on demand

Welcome to Classroom on demand, your source for educational materials related to the vertical transportation industry. This site represents the knowledge and expertise of the best engineers and mechanics in the elevator industry, and will help those new to the elevator industry learn about the basic workings of elevator systems, and also will serve as a reference for people with more experience.

Escalator & Moving Walk

Escalator Arrangements Escalators and moving walks can be arranged in various co...
Escalator DutyEscalator DutyBefore we can establish an escalator duty, we need t...
Escalator LayoutWellwayEscalators operate with a 30 degree incline and moving wa...
Escalator OverviewTrussThe escalator/moving walk truss is an assembly of structu...
Moving Walk Application & ArrangementsThere is one standard application for ...
Moving Walk Applications Location is important because it defines the physical e...
Moving Walk Overview A moving walk is a people moving system resembling a convey...

1 Glossary

AccelerationA period during which the elevator moves at an ever increasing rate ...
AlterationAny Change to equipment other than maintenance, repair or replacement
Anchor BoltsBolt designed to fasten rail brackets, door sills, headers or other ...
Angle of Contact (Wrap)The angle of rope contact or wrap determines how much tra...
ANSIAmerican National Standards Institute: ANSI promotes and facilitates volunta...
AstragalRubber molding on the leading edge of car and hoistway doors. It is fur...
Auxiliary Car Operating PanelA second car operating station, typically containin...
Baggage Stops (Anti slide knobs)On escalators material, usually metal, of variou...
BalustradeThat portion of the escalator extending above the steps including skir...
Basement /Adjacent Machine RoomThe traction elevator machine is placed either in...
Bearing plateThe building support member on which an escalator truss is mounted....
BedplateA steel or cast-iron platform on which a machine is placed
Blocking BeamsSteel placed on machine beams to raise the level of machine room e...
Bolster AssemblyThe bottom horizontal member of a hydraulic car sling, to which ...
Brace RodA rod extending from the elevator platform framing to another part of t...
Brackets (Guide Rail)The steel plates, angles, or beams used to attach the rails...
BrakeA spring-loaded clamping device that prevents the elevator from moving when...
Brake DrumA round, machined surface on the motor shaft which the brake clams for...
BufferA device designed to stop a descending car or counterweight beyond its nor...
Buffer channelA channel in the pit floor of a traction elevator that supports bu...
Buffer SpringsLarge diameter springs that are permanently placed in a traction e...
Buffer StrokeThe distance that a buffer will compress.
Building CodeAn ordinance which sets forth requirements for building design and ...
Building TypeRequired to determine the requirements for service. For example, an...
CabThe decorative enclosure on a passenger elevator platform in which people are...
Cab Walls - Applied Panel Applied panel cab - Cab walls constructed of steel wit...
Cab Walls - Flat Steel Wall Constructed of steel to create a flat cab interior. ...
Cab Walls - Laminated Plastic Laminated plastic cab – walls of wood core constru...
Cable WrapThe amount of the drive sheave actually in contact with the cable.
CablesRopes, usually 4 to 6 in number, used to support the car. Ropes pass over...
Calculated Five-minute Handling CapacityThe number of people that can be transpo...
Calculated IntervalMeasured in seconds, this is the time between elevator depart...
CapacityThe load rating, measured in pounds, for which an elevator is designed a...
Car CallIndication of the passenger's destination floor as entered from the car ...
Car Operating Panel (COP), Car StationA panel, mounted in the car, containing ca...
Car Riding LanternA signal fixture, mounted in the return & strike columns o...
Car-Top Inspection StationA control panel on top of an elevator car which, when ...
Ceiling type - Coved light ceilingCeiling is constructed of painted steel paneli...
Ceiling type - Disc light ceilingThese metal ceiling panels have circular cutout...
Ceiling type - Halogen Downlight ceilingMetal pan downlight ceiling with halogen...
Ceiling type - Incandescent Downlight ceilingMetal pan downlight ceiling with mu...
Chain RiserOn an escalator, a step riser with a grooved surface which meshes wit...
Chain WheelsWheels attached to an escalator’s step chains and connected by axles...
Chord MemberOn an escalator, the longitudinal members of the truss assembly.
Clips, RailSpecial clip designed to fasten guide rails to guide rail brackets; c...
ClutchA device mounted on the car door which pulls the hoistway doors as the car...
Code, ASMESystem of regulations pertaining to design, manufacturing, installatio...
ColumnThe vertical sections of the car's entrance frame.
Comb LightingOn an escalator, small flush type light panels located in the skirt...
Comb PlatesCover plates located at floor level of an escalator within the balust...
Comb TeethA series of metal plates having teeth which ride the grooves of the st...
Compensating ChainWelded-link chain used to compensate the weight of hoist rope....
Compensating RopeWire roping installed to obtain hoist rope weight compensation....
Compensating Rope SheaveA device, which automatically causes the electric power ...
CompensationUsing ropes, chain or other design to counterbalance transfer of hoi...
Control ValveThe device which on hydraulic elevators controls the oil flow to an...
ControllerAn electrical panel which performs many computer functions by which it...
Conventional JackThe type of hydraulic elevator mechanism whereby a cylinder mus...
Corner PostA method of mounting rails in opposite corners of the hoistway, usual...
CounterweightAdded weight on traction elevators which counterbalances the weight...
Counterweight FillersMetal pieces stacked and bolted together within a frame to ...
Criss-cross Escalator InstallationAn escalator installation where the adjacent u...
CrossheadThe upper member of the car frame.
DecelerationA period during which the elevator moves at an ever decreasing rate ...
Deck BoardThe capping member of the balustrade. Usually considered as that porti...
Demarcation LightsLight fixtures installed just below the steps inside the truss...
Demarcation LineLocated near the edge of an escalator step tread, consisting of ...
Direct Current (DC)An electrical current that flows constantly in one direction.
Directional Start SwitchA key operated switch located generally in the newel bas...
Disconnect SwitchAny switch which acts to remove all power supply from a circuit...
Door GibsDevices at the bottom of horizontal sliding door panels which stick int...
Door HangerRolling assembly fastened to the top of the door panel. Supports and...
Door HeaderA formed heavy-gauge steel member located in a horizontal position on...
Door InterlockPrevents the operation on the machine unless the hoistway door is ...
Door OperatorA machine mounted on the car directly above the opening which drive...
Door PanelA portion of the door or gate which covers the opening and moves to un...
Door TypeDoor speed, door operation, and door opening width affect the door open...
Doors - BipartingProtective devices for hoistway openings of freight elevators c...
Doors - Center OpeningA door type which consists of two horizontal sliding panel...
Doors - Horizontal SlidingEntrance protection for both car and hoistway (usually...
Dot Matrix Position IndicatorPosition indicator with a display that uses small l...
Double-wrappedRoping arrangement on gearless traction elevators, where the hoist...
Drip Pan / Oil PanA pan which is welded or bolted to the bottom of the escalator...
Drive MachineThe power unit which applies the energy necessary to raise and lowe...
Dust Covers (Hanger Cover)Sheet metal cover that protects the door hangar track ...
Emergency BrakeMounted on the drive step chain sprocket shaft and arranged to op...
Emergency CircuitA portion of the elevator control wiring that includes a number...
Emergency ExitThe removable opening in the car top panel of the cab. Removable ...
Emergency Stop SwitchA hand-operated switch in the car operating station, which,...
End PostA method of mounting the two stacks of rails on a common wall at the end...
Entrance AssemblyCloses the hoistway enclosures openings that are normally used ...
Escalator Emergency Stop SwitchesFor an escalator a separate stop button usually...
Escalator StepOn an escalator, the moving portion upon which a passenger rides.
Escalator WidthThe width is a nominal dimension measured between the balustrade ...
Extended HeadsExtensions of the escalator truss proper at either the lower or up...
Exterior PanelsCovering of the escalator truss on the exterior side of the balus...
FasciaSteel plate installed in the hoistway vertically to extend from the top of...
Final Limit SwitchOne of two mechanically operated switches mounted in an elevat...
Fire Phone JackA special phone jack that can be built into a car operating panel...
Fire ServiceA group of devices that removes all cars from normal use, sends them...
Fire ShuttersAn automatic or manual fireproof horizontal rolling steel curtain c...
Fish PlatesA steel plate, which spans the joint where two lengths of guide rails...
Five Minute Handling CapacityThe number of people that can be transported from t...
Fixture Style - Traditional A fixture style which features round buttons and tri...
Fixture Styles - Signa4Signa4 - A fixture style featuring round buttons with blu...
Fixture Styles - Vandal ResistantA fixture style that features fewer breakable p...
Floor PlatesLocated at the upper escalator landing only. A plate recessed flush...
FPM (Feet per Minute)For Imperial measurements, speeds of elevators are measured...
Freight ElevatorThe elevator designed and used for carrying material rather than...
Freight EnclosureThe ruggedly built room on a freight elevator in which material...
Front ReturnThe side of cab at which the entrance is located if the car has a si...
Front Types - Column Type Swing ReturnOne side of the car station is secured to ...
Front Types - Conventional The car station's operating controls are built into b...
Front Types - Full-Width Wrap Around Swing ReturnOne side of the car station is ...
Front Types - Wrap Around Swing ReturnOne side of the car station is secured to ...
Gate - Double Blade A vertical sliding counterweighted device used to provide en...
Gate - Slingle Blade A vertical sliding counterweighted device used to provide e...
Gear - RingA large gear driven by the worm gear which is attached to the drive s...
Gear - WormA spiral gear connected to and driven by the motor and which drives t...
Glass-backAn elevator cab with one wall made entirely or partially of glass.
GovernorThe governor is a mechanical speed control mechanism. The governor monit...
Governor RopeWire rope with at least one end fastened to the safety activating m...
Gross LoadThe combined weight of the platform, sling, cab, and rated capacity.
Group OperationScanning a system of two or more cars for hall calls then dispatc...
Guide Rails“T” or Omega shaped sections installed vertically in the hoistway to ...
Guide RollersGuide shoes with rollers which rotate on the guide rails.
Guide ShoesDevices on the sling which slide or roll on the rails to guide the el...
Hall Call, Landing CallIndication of the passenger's destination direction enter...
Hall LanternA light fixture mounted in the hallway to provide visual and audible...
Hall Lantern/Position Indicator ComboA light fixture mounted in the hallway to p...
Hall StationThe signal fixture with directional buttons mounted at each landing ...
HandrailLocated on top of the escalator balustrade, moving at a speed synchroniz...
Handrail GuidesPolished metal guides on which the escalator handrail runs throug...
Handrail SpacersShort sections of plastic bracelet inserts of contrasting color ...
Hanger RollersRollers (two per panel) from which horizontal door panels are susp...
Hanger TrackThe track through which the hanger rollers are guided.
Head JambThe top horizontal piece of an entrance door frame which connects the s...
Head RoomThe dimension from an escalator step tread to the underside of the well...
HeaderFormed steel positioned horizontally in the hoistway to provide structural...
High Chord TrussA design where most of the truss steel structure is located abov...
Hitch PlateA plate (on traction elevators) clamped to the underside of the cross...
HoistwayThe space enclosed by fireproof walls and hoistway doors in which the el...
Hoistway AccessAn option which allows access to the hoistway from the lowest and...
Hoistway BlindThe portion of a hoistway where normal landing entrances are not p...
Hoistway DoorThe side of the elevator door visible in the lobby or hallway which...
Hydraulic ElevatorPower elevator where the energy is applied, by means of a liqu...
In Use LightsSignal on freight elevators used to indicate that the elevator is e...
Independent ServiceWhen activated through a key switch, the car is removed from ...
Interior PanelThe major panel portion of the balustrade located immediately abov...
InterlockA device that provides a physical lock for hoistway door and gives an e...
Intermediate SupportNormally provided by others and required only on escalators ...
Intersection GuardA triangular shaped piece, usually plastic, located at the poi...
IntervalThe time (in seconds) between elevator departures from the lobby during ...
Isolated PlatformCar platform that is mounted on rubber vibration absorbing mate...
JackAssembly of cylinder, packing and plunger of a hydraulic elevator. The dev...
Jack – BabbittA soft metal used in the guide to reduce scratching of the plunger...
Jack – CylinderThe part of the hydraulic jack mechanism which contains the plung...
Jack - Drip RingA flange on the guide used to collect oil from the plunger so it...
Jack – GuideAn assembly bolted to the upper end of the cylinder which centers th...
Jack – PlungerThe inner piece of the jack which supports the car.
Jack – SealA device mounted on the guide to minimize oil escaping around the plu...
Jack HoleA man-made opening in the earth for the placement of the cylinder for a...
Jack ProtectionThe A17.1 Safety Code for Elevators and Escalators requires that ...
Junction BoxBox with a cover that serves the purpose of joining different runs o...
Kick PlateMetal plate, often finished in stainless steel, fastened to lower face...
LabeledEquipment or materials to which has been attached a label, symbol or othe...
Landing DoorsThe movable door at the entrance of an elevator; this door provide ...
Landing PlatesCover plates at floor level extending from the comb plate to the e...
Landing ZoneA zone extending from a point 18” below an elevator or material life...
LevelingA slow rate of speed used for the final approach to a floor to ensure an...
LightingA lighted panel approximately 7 inches high running the full length of t...
Limited Access Features - CarCar Call Lockout – a feature which allows the user ...
Limited Access Features - HallHall Call Lockout – a feature which allows the use...
LoadCapacity rating in pounds which an elevator is designed to safely handle.
Low Cord TrussAn escalator truss design where most of the supporting steel is lo...
Lower HeadThe horizontal portion of the truss at the lower end of the escalator....
LubricatorApplicators which feed oil to the rail and provide proper lubrication ...
Lubricators (Escalators)Wick type applicators located to assure proper lubricati...
Machine – GearedGeared Traction machines for elevators of 500 fpm of less in whi...
Machine – GearlessGearless Traction machines for elevator of 500 fpm or higher i...
Machine BeamsHorizontal steel beams that support the elevator driving machine of...
Machine RoomA room where traction machines or hydraulic power units for elevator...
Machine Room-Less (MRL) ElevatorInitials for Machine Room-Less elevator. There ...
Main EgressThe floor of a building that is the “entry” & “exit” point of the...
Max Car LoadingThe percentage of total capacity that the car carries on each rou...
Microlight ®ThyssenKrupp Elevator’s version of a door protection device in the f...
ModernizationProcess of upgrading existing vertical transportation equipment to ...
MoldingsExtruded aluminum shapes which through hidden fasteners position and loc...
Newel BaseThe flat vertical portion of the newel assembly supporting the newel o...
NewelsExtensions of the balustrade at both the lower and upper limits of travel ...
Nose LineThe line formed by the intersection of the step riser with the step tre...
Number of ElevatorsThe number of elevators necessary to meet your requirements. ...
Number of OpeningsMost elevators feature doors on one side of the car. Some appl...
Oil BufferOne type of buffer (for traction elevators with speeds higher than 200...
Oil LineThe piping on a hydraulic elevator that channels the oil from the power ...
One to One Roping (1:1)Arrangement of elevator hoist ropes in which one end of e...
One-Floor Run CircuitA special circuit used when the elevator must run from one ...
OperationThe system by which the elevator responds to car and hall calls.
Operation - Constant PressureA very simple form of elevator operation where the ...
Operation - Momentary Pressure or Full AutomaticA simple form of elevator operat...
Operation - Selective CollectiveA modern form of elevator operation where the sy...
OverheadThe upper portion of the elevator hoistway. Overhead is determined by t...
Overhead MachineStandard machine room location on a traction elevator, the machi...
Overspeed ValveA valve which reduces the speed of a hydraulic elevator when it d...
OvertravelA short distance beyond the terminal floor as allowance for building, ...
Panel ArrangementThe arrangement/layout of the applied panels inside an elevator...
Parallel Escalator InstallationAn escalator installation where the units are mou...
Passenger ElevatorAn elevator used to carry people.
PenthouseThe machine room above the hoistway on traction elevators.
Pickup RollersDevices on the hoistway door which mate with the clutch on the car...
PitThe area at the bottom of the hoistway under the car, extending from the sill...
Pit – EscalatorA recess in the floor to receive that portion of the lower head a...
Pit ChannelsSteel channels on the pit floor to distribute the hydraulic elevator...
Platen PlateA plate, used to attach the jack to the bolster assembly of a hydrau...
Platen Plate Platen Plate: plate that attaches the piston to the bolster on the ...
PlatformThe floor of the elevator, placed in the sling and supported by brace ro...
Platform Isolation PadsRubber or other vibration absorbing material which reduce...
PlungerThe inside, moveable part of a hydraulic jack that is attached to the pla...
Position IndicatorA light fixture which indicates the relative position of the e...
Positive Drive HandrailsA roller chain forms an integral part of the handrail as...
Power DoorsDoors which are propelled by electric motor(s). Power doors on Freig...
Power UnitThe device on hydraulic elevators which supplies the motive force to r...
Protection PadsQuilted vinyl which can be hung by hooks or buttons on the cab wa...
Pumping Unit (Power Unit)The device which draws oil from the tank and pushes it ...
Push-buttonAn insulated button that operates electrical contacts when pressed
Push-button StationA decorative device containing one or more hand-operated devi...
Rail GuidesRail Guides: is the assembly that fastened to the sling and guides th...
Rated SpeedThe elevator speed in the up direction with the rated load in the car...
ReactionSignifies the loads imposed on the building structure by the elevator/es...
Recessed Floor PansPan type construction being used as a substitute for floor an...
Registered CallA signal initiated by pressing a car or landing pushbutton, indic...
ReturnThe area behind a wall or enclosure where a sliding door panel or gate sli...
Return PanelThe panel at the front of the passenger elevator car, adjacent to th...
RevealsThe area on a cab wall between applied panels, typically measures 2 inche...
RiseVertical distance from the finished floor level of the terminal landing to t...
Roller GuidesGuide shoes that use rollers to rotate on the guide rails instead o...
Ropes (Hoist)For traction elevators, a strong cord of twisted fibers such as ste...
SafetyDevice on the car or counterweight that will stop the car or counterweight...
Safety AxleA shaft connecting the step chains on each side and fastened to the s...
Safety EdgeA mechanical device driven by the elevator, which simulates elevator ...
Safety Edge – CableA small steel cable attached from the car or counterweight or...
Safety Edge - Cams-Fingers, WipersElectrical signaling devices located on the se...
Safety Edge – CarriageA simulated car located in the selector which carries cams...
Safety Edge – DrumA cylindrical device on the selector, to which the selector ca...
Safety Edge - Floor BarsSimulated floor devices on a selector through which cams...
Safety HousingA large clamp that anchors the car to the building to keep the ele...
Safety PlankThe bottom member of a sling for a traction elevator which contains ...
Safety SwitchesElectrical switches located at various points within the unit whi...
SegmentsThe radius portions of an escalator assembly.
Seismic SwitchActivated by movement in the ground that provides a signal that a ...
Setting the SafetyThe act of triggering the safety to stop the elevator from fal...
ShackleThreaded rods to which the hoist cables are socketed and which bolt to th...
SheaveWheel that is mounting in bearings and having one or more grooves over whi...
Sheave – CompoundA pulley located on the car and on the counterweight, under whi...
Sheave – DeflectorA pulley aligned with the drive sheave, which provides a path ...
Sheave – DriveThe grooved wheel of a traction machine over which hoist ropes are...
Sheave – SecondaryA pulley on a gearless machine which serves two purposes - 1. ...
ShimsDevices used as fillers to ensure accurate positioning of bolted pieces (su...
Shut-off ValveA valve in the oil line that may be engaged manually to allow insp...
Side PostThe normal practice of mounting rails on opposite hoistway wall midways...
Sight GuardA strip of sheet metal mounted vertically on the leading edge of side...
Signal Fixtures, Signal EquipmentLight fixtures that provide visual and audible ...
SilencerA muffler type device installed in the oil line of a hydraulic elevator ...
SillThe threshold of a door opening. Most sills include grooves to guide the bo...
Sill SupportThe means by which a hoistway door sill is secured to the flooring s...
Simplex OperationController operation that involves only one car.
Simulation ToolsA complex set of computer tools used by trained experts to simul...
Single Speed DoorDoor type with one panel which slides to one side, behind the r...
Skirt PanelThe lowest panel within the balustrade, located immediately adjacent ...
Skirt SwitchesSafety switches located immediately behind the skirt boards at the...
SlingThe basic frame which consists of two stiles, a crosshead and a bolster or ...
SoffitTop horizontal piece that forms the entrance frame inside the elevator cab...
Soffit (Escalators)Covering of the underside of the escalator truss, not normall...
SpeedThe number of feet an elevator travels at the full rated velocity per minut...
Spring BufferOne type of buffer, for elevators with speeds less than 200 feet pe...
StackAn accurate, vertical line of rails located in the hoistway. ("Stack: may a...
StanchionsThe vertical members of an escalator truss assembly.
Starting - Across the Line Across the line starting – an economical motor starte...
Starting - Solid State Solid state starting – an electronic reduced voltage star...
Step ChainsLarge four inch pitch roller chains which form the connecting linkage...
Step RiserThe vertical portion of the step.
Step TracksA series of tracks which support and guide the steps through both the...
Step TrainThe assembly of all steps to the step chains, forming a continuous mov...
Step TreadThe riding or top surface of the step, usually constructed of cast or ...
StileThe vertical members of the car sling, one on each side, that fasten the cr...
StoppingThe action of final motion of the elevator from leveling speed to an acc...
Strike JambColumn against which a horizontal sliding car door closes.
Structural SlabA reinforced concrete slab that support the elevator driving mach...
Support (Brace) RodsSlender metal pieces which extend from the platform and are ...
Tank (Reservoir)A container to store the oil used to move the elevator.
Terminal LandingsThe top or bottom landing to which an elevator travels.
Toe Guards (Platform Guards)Steel plates with a flat and an angled surface which...
TorqueThe pulling effort developed by the motor
TractionOne of two methods by which an elevator is moved, whereby the elevator i...
Traction Drive HandrailDue to its construction, the handrail is driven through a...
Trailing Wheels (Step Wheel)Wheels connected by axles to the riser end of the st...
TransomA panel or panels above an entrance used to close the hoistway enclosure.
TravelVertical distance from the finished floor level of the terminal landing to...
Travel – NetThe distance from the top floor to the bottom floor.
Travel – TotalNet travel plus top and bottom overtravels.
TrussAn assembly of structural steel or tubular steel shapes which forms the sup...
Two to One Roping (2:1)Arrangement of hoist ropes in which one end of each hoist...
Two-speed DoorA type of door consisting of two horizontal sliding panels which m...
Typical Floor to Floor HeightThe distance between the surface of the finished fl...
U-shaped GrooveA groove in the drive sheave which produces no pinching or wedgin...
ValveA hydraulic elevator mechanism that regulates the motion of the elevator by...
Variable VoltageA method of controlling a DC-driven machine which produces may d...
Variable Voltage, Variable Frequency (VVVF)A method of controlling an AC motor t...
Vertical TransportationThe class of transport for moving people or equipment in ...
V-shaped GrooveA groove in the drive sheave which produces a pinching or wedging...
WainscotingWalls extending from the platform to the handrail or in some cases to...
WatertightA watertight enclosure is designed to exclude water applied in the for...
WeatherproofSo constructed or protected that the exposure to the weather will no...
WellwayThe opening in the floor provided for installation of an escalator.
Working PointUsed by all escalator manufacturers to determine relationship of un...

2 Basic Elevator Design

Hydraulic Conventional Jack This is ThyssenKrupp's Holed Hydraulic Elevator solu...
Geared Traction Elevator AC Geared Motor assembly, which rotates the drive syste...
Gearless Traction Elevator Our AC Gearless Line of elevators designed for High S...
Freight Elevator The elevator designed and used for carrying material rather tha...
OpeningsIt is important to understand the difference between openings and landin...
Harmonic (HD) Door OperatorHarmonic operators use levers and pivot point fulcrum...
Limit Switches - OmegaFor hydraulic elevator applications, the limit switch pack...
Limit Switches - TeeLimit Switches (see file 1009-16)For geared traction elevato...
Linear (LD) Door OperatorEvolving motor technology has helped develop a differen...
Rail GuidesDevices on the sling which slide or roll on the rails to guide the el...
Inserts & BracketsRail brackets are used to secure the rails to the wall. Th...

3 The Hydraulic Elevator

Pump Unit OperationLet's take a quick look at some of the "behind the scenes" ev...
Conventional (In-Ground) Jack This application accommodates front openings as we...
Conventional (Multi-Section) JackIn some cases, conventional jacks can be as muc...
Jack DesignsHere's a closer look at two types of jacks used on a hydraulic eleav...
Jack ProtectionThe A17.1 Safety Code for Elevators and Escalators requires that ...
Rail ModuleRail Module: The rail module contains the rails (typically 16 feet lo...
Hatch Package ModuleHatch Package Module: The hatch package module is the core o...
Power Unit ModulePower Unit Module: A power unit is used on all hydraulic elevat...
Jack ModuleJack Module: The jack module consists of different types of jack asse...
Piping Package ModulePiping Package Module: A typical piping package module cons...
Controller/Selector ModuleController/Selector Module: The controller, using micr...
Entrance ModuleEntrance: The framework for the opening is called the entrance a...
Cab ModuleCab Module: The cab module may be either a passenger or freight type. ...
SilencerThe silencer removes vibrations that would otherwise be transferred thro...
Victaulic CouplingVictaulic isolation coupling design provides dielectric (A die...
Wiring Package ModuleWire Package Module: The wiring package module contains mat...
Fixture ModuleFixture Module: The car operating panel and hall push buttons all...
Door Equipment ModuleDoor Equipment Module: The door equipment module consists o...
Door Protection ModuleDoor Protection Module: This module contains assemblies th...
Accessories ModuleAccessories Module:This module contains a number of individual...
Piping Package The piping package has distinctive characteristics for the jack h...
Submersible Pump UnitThe up movement of hydraulic equipment types is achieved by...
Dry Pump UnitA dry power unit is assembled with the pump, motor, control valve, ...
SlingSling: is the framework around the cab and platform. Included is the Stile...
StilesStiles: Two vertical channels, one on each side of the car, running parall...
PlatformPlatform: is the surface that the cab sits on.
Cross-Head Cross-Head: Channels running horizontally between the stiles at the v...
BolsterBolster: Two channels running horizontally between the two vertical stile...
Brace Rods Brace Rods:Normally, there are four brace rods. One end attaches midw...
Platen Plate Platen Plate: plate that attaches the piston to the bolster on the ...
Toe GuardToe Guard: This piece of equipment is rarely seen by elevator passenger...
Strike Plates Strike Plates: Two strike plates are attached to the underside of ...
AMEE There are some important points to know about the jacks in a twin-post jack...
AMEE CThe ThyssenKrupp Elevator “single-post” holeless jack is a unique design.T...
Controller Mounting The contoller for a Hydraulic elevator is typically mounted ...
Oil CoolerOil Temperature is critical for hydraulic power units. Hot oil is caus...

4 The Traction Elevator

Hatch Equipment Module1. The platform assembly is the surface that the cab sits ...
Rail Module The rail module contains the guide rails (typically 16 feet long).Co...
Machine ModuleA traction machine is used on all traction elevator equipment type...
Governor Module The governor, which is located in the machine room or overhead d...
Controller/Selector ModuleController/Selector Module: The controller, using micr...
Entrance ModuleEntrance: The framework for the opening is called the entrance a...
Cab ModuleCab Module: The cab module may be either a passenger or freight type. ...
Door Equipment ModuleDoor Equipment Module: The door equipment module consists o...
Door Protection ModuleDoor Protection Module: This module contains assemblies th...
Fixture ModuleFixture Module: The car operating panel and hall push buttons all...
Wiring Package ModuleWire Package Module: The wiring package module contains mat...
Accessories ModuleAccessories Module:This module contains a number of individual...
Car Sling - GearedSling The sling is the framework which encloses the cab. The r...
Car Sling - GearlessIsolated PlatformThe platform serves as the base on which yo...
Counterweights - GearedThe counterweights consist of individual flat plates of s...
Counterweights - Gearless The counterweights consist of individual flat plates o...
Geared MachineTraction = A traction elevator configuration uses ropes (cables) t...
Geared Traction Drive SheaveThe geared traction drive sheave has "V" shaped groo...
Gearless Traction MachineThis example shows the drive system of an overhead gear...
GovernorThe governor is a mechanical speed control mechanism. The governor monit...
Safeties Safeties The purpose of the safeties is to stop and hold the car if the...
Rope Compensation When the hoist ropes reach a certain length, their weight can ...

5 Machine Room-Less (MRL)

Traction Machine Room-Less (MRL) The Machine Room-Less (MRL) elevator is now ava...
synergy Product Line synergy offers elevators ranging from limited-option, cost-...

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