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AC or Alternating Current is a type of power for an elevator machine.

Americans with Disabilities Act of 1990 or (ADA) was signed into law by President Bush on July 26, 1990. The ADA is designed to give civil rights protection to people with disabilities, similar to the protection granted by the Civil Rights Act.

Base is a short area located below the lower elevator wall panels, just above the floor. Base height varies with each elevator interior design and can be made using formed materials or by directly applying material to the cab shell. Materials for this section vary.

Capacity indicates the amount of weight a given elevator is able to support safely.

Car (elevator) is the load-carrying unit, including its platform, frame, enclosure and elevator car door or gate.

Car Operating Panel is a panel mounted in the elevator car containing the car operating controls, such as call register buttons, door open and close, alarm, emergency stop and other buttons or key switches required for operating.

Ceiling refers to a panel fabricated and suspended overhead, generally containing the elevator cab lighting and the escape hatch. There are a wide variety of materials available for this section of the elevator.

Center Opening Doors consist of two horizontal sliding panels moving in opposite directions.

Dome refers to the upper protective and structural roof of the elevator cab shell.

Door Gibs are devices located at the bottom of horizontal sliding door panels that stick into sill grooves and eliminate door panels swinging in or out.

Door Hanger is a rolling assembly fastened to the top of a door panel supporting and allowing horizontal sliding movement. The door track on which the hanger rolls is part of the door hanger assembly.

Door Lock is any type of mechanical lock designed to prevent the opening of a hoistway door from the landing side.

Door Operator refers to a motor-driven device mounted on the elevator car which opens and closes the car doors.

Door Panel is a portion of the elevator door or gate covering the opening and moving to uncover the opening.

Door Protective Device refers to any device used with automatic power-operated doors that detects obstructions to the normal closing. The device will cause the elevator doors to reopen or go into some other mode of operation, such as nudging. A safe edge, a safety astragal, a photoelectric device (safe ray) and electrostatic field device are examples of door protective devices.

Door Sill is the threshold of a door opening with grooves guiding the bottom of the elevator car door.

Electric Eye is a light beam (or beams), which spans a door opening and, when interrupted, causes the door to reopen.

Emergency Stop Switch is a hand-operated switch in the elevator cab push button station that, when thrown to the off position, stops the elevator.

Escape hatch is a requirement of all elevators in the event of emergency. The escape hatch is concealed within the ceiling and dome and is removable.

Faceplate is the decorative cover housing control devices such as position indicators, pushbuttons, key switches, etc.

Floor is the substrate that the passenger stands on while they are riding the elevator. Flooring can be any number of materials but in each case it must be flexible and sturdy to withstand the rigors of elevator use and testing.

Frieze is the area located above the upper panels on the side and rear walls of an elevator cab. Depending on the elevators design and the visibility of this area, materials may be selected to give the cab a finished or completed look. There are a wide variety of materials available for the frieze.

Hall Station is a device located in a hall, usually near the elevator, to be used when calling the elevator to that floor.

Handrail is railing serving as a support. Elevator handrails can be placed on one, two or all three interior walls. The height and dimension of the handrails are dictated by state and federal laws, but the materials can be selected from a varied assortment.

Hoistway is the space enclosed by fireproof walls and elevator doors for the travel of one or more elevators, dumbwaiters or material lifts. The hoistway includes the pit and terminates at the underside of the overhead machinery space floor or grating or at the underside of the roof where the hoistway does not penetrate the roof. Hoistway is sometimes called “hatchway” or “hatch.”

Lighting can be customized for each elevator cab interior. Elevator lighting devices can include LED, fluorescent, incandescent, halogen lights and more.

Lower back wall panels are located on the lower back walls of an elevator cab and come in an assortment of materials.

Lower side wall panels are located on the lower side walls of an elevator cab and can be selected from a large variety of materials.

Passenger Elevator is an elevator used to carry people and provided with horizontal sliding doors.

Reveals are the vertical or horizontal spaces between the elevator panels. Finish materials can be used to make these areas more appealing. The selection varies with each cab.

Safety Astragal is a resilient, non-crushing member installed on the bottom of the upper section of a bi-parting freight elevator hoist-way door.

Sill is the bottom horizontal member of an entrance which provides the foundation and footing for the entrance frame. The sill extends the full width of the door travel.

Single Speed Door is a type of elevator door consisting of one horizontal sliding panel.

Swing Return Panel is a car-operating panel that extends the full height of the car entrance.

Two Speed Door is a type of door consisting of two horizontal sliding panels moving in the same direction.

Upper side wall panels are located on the upper side walls of an elevator interior and can be selected from a large variety of materials.