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HYDRAULIC LIFTS & FIRE FIGHTING LIFT & PATERNOSTER - Coggle Diagram
HYDRAULIC LIFTS & FIRE FIGHTING LIFT & PATERNOSTER
DEFINITION HYDRAULIC LIFTS
for low-rise buildings
using hydraulic ram, fluid-driven piston mountedd inside a cylinder
ADVANTAGES OF HL
smooth ride characteristics
low-level plant room
accuracy in floor levelling
no structural loads from winding gear
capacity for every heavy loads
pump room can be located up to 10m from the shaft
DEFINITION FFL
the original concept was a variation within conventional passenger lift
contained a priority brek-glass key switch
For rapid emergency access
normally at the ground floor, when activated it brought the lift to tht floor immediately
independent ffl r required in offices, shops and other commercial premises exceeding 18m in height
shared shaft ffl
DEFINITION PATERNOSTER
passengers who r agile enough cana step on or off at any floor that like
no suitable in ublic buildings and other locations where the elderly and infirm r likely to gain access
the speed is limited to no more than0.4ms-1 for safety reason.
is an elevator which consists of a chain of open compartments that move slowly in a loop up & down inside a building without stopping.
most suited to single occupancy buildings such as offices, where familiarity with the system and a high degree of staff mobility is a feature