Search results
Results from the WOW.Com Content Network
The final stage of the building was the installation of a hollow mast, a 158-foot (48 m) steel shaft fitted with elevators and utilities, above the 86th floor. [ 129 ] [ 130 ] The spire of the Empire State Building was originally intended to serve as a mooring mast for zeppelins and other airships, although the plan was abandoned after high ...
The elevators in a skyscraper are not simply a necessary utility like running water and electricity, but are in fact closely related to the design of the whole structure. A taller building requires more elevators to service the additional floors, but the elevator shafts consume valuable floor space.
Some types of residential elevators do not use a traditional elevator shaft, machine room, and elevator hoistway. This allows an elevator to be installed where a traditional elevator may not fit, and simplifies installation. The ASME board first approved machine-room-less systems in a revision of the ASME A17.1 in 2007.
The elevator was unusual as it had a two-story configuration so that aircraft could be flown off while it was in the lowered position. The center elevator was intended for reconnaissance aircraft with their wings deployed and was 10 by 15 m (32 ft 10 in by 49 ft 3 in) in size. It could handle 5,000 kg (11,000 lb), although it was slow ...
A simple dumbwaiter is a movable frame in a shaft, dropped by a rope on a pulley, guided by rails; most dumbwaiters have a shaft, cart, and capacity smaller than those of passenger elevators, usually 45 to 450 kg (100 to 992 lbs.) [2] Before electric motors were added in the 1920s, dumbwaiters were controlled manually by ropes on pulleys.
Simple core arrangement – stairs "wrapping around" elevator shaft. In architecture, a core is a vertical space used for circulation and services. It may also be referred to as a circulation core or service core. A core may include staircases, elevators, electrical cables, water pipes and risers.
The family of a 20-year-old man is speaking out after he was found dead at the bottom of a hotel elevator shaft in Turkey while reportedly on his first vacation with his girlfriend.
Double-deck elevators at Midland Square, Nagoya, Japan The Bailong Elevator Symbol seen within the upper cabin of the elevator in Roppongi Hills Mori Tower Double lobby ("lower lobby" and "upper lobby") to enter the elevators in Roppongi Hills Mori Tower. A double-deck elevator or double-deck lift is an elevator where one cab is stacked on top ...