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.

Showing Results for Tag: hydraulic Return to Home

1 Glossary

Bolster AssemblyThe bottom horizontal member of a hydraulic car sling, to which ...
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...
Drip Pan / Oil PanA pan which is welded or bolted to the bottom of the escalator...
Hydraulic ElevatorPower elevator where the energy is applied, by means of a liqu...
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 ...
Machine RoomA room where traction machines or hydraulic power units for elevator...
Oil LineThe piping on a hydraulic elevator that channels the oil from the power ...
OverheadThe upper portion of the elevator hoistway. Overhead is determined by t...
Overspeed ValveA valve which reduces the speed of a hydraulic elevator when it d...
Passenger ElevatorAn elevator used to carry people.
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 ...
PlungerThe inside, moveable part of a hydraulic jack that is attached to the pla...
Power UnitThe device on hydraulic elevators which supplies the motive force to r...
Pumping Unit (Power Unit)The device which draws oil from the tank and pushes it ...
Rail GuidesRail Guides: is the assembly that fastened to the sling and guides th...
Shut-off ValveA valve in the oil line that may be engaged manually to allow insp...
SilencerA muffler type device installed in the oil line of a hydraulic elevator ...
Tank (Reservoir)A container to store the oil used to move the elevator.
ValveA hydraulic elevator mechanism that regulates the motion of the elevator by...

2 Basic Elevator Design

Hydraulic Conventional Jack This is ThyssenKrupp's Holed Hydraulic Elevator solu...
Freight Elevator The elevator designed and used for carrying material rather tha...
Limit Switches - OmegaFor hydraulic elevator applications, the limit switch pack...

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...
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...

Popular Tags