b)Reduced the sensation of ear blockage by developing Hitachi's proprietary air pressure adjustment technology, which reduces the changes in air pressure inside the elevator car
that would otherwise be caused by the vertical movement through long travel.
Controlled-velocity alternating-current electric drives are widely adopted for automation of movement of the elevator car
The vertical elevator shaft extends from the fire floor to the top of the building where it vents to the atmosphere and it is not blocked by parked elevator cars
He said a bearing at the bottom went bad, it dropped a little and the elevator car
went out of level," Mr.
The full interior of the elevator car
, or as much of it as possible, should be visible when the doors are open, lest intruders lurk in a corner.
Electronic Micro Systems recently introduced MRI-1, a machine room to elevator intercom, enabling two-way voice communication between a machine room and an elevator car
Firefighters searched the high-rise tower and identified the source of the smoke as an overheated motor on top of an elevator car
Since then, however, the elevators have experienced a series of maintenance problems and minor mishaps, including an incident in December when an elevator car
fell a few feet before the brakes kicked in, causing minor injuries to 13 passengers.
Schindler ID([R]) can then assign an elevator car
that conforms to each passenger's individual needs and takes them to their preprogrammed floor destinations as soon as possible.
The floor of the two bullets in the connecting bridge and in the elevator car
is given a covering of quartz stone slabs.
On Saturday, 10 workers were killed when an industrial elevator car
carrying them fell from the 32nd floor of the building they were working on, crashing to the ground floor.
Door restrictors are a cost-effective safety mechanism that locks the door when the elevator car
is outside its leveling zone, above or below the floor.