Inscrit le: 07 Nov 2016
|Posté le: Lun 7 Nov - 04:28 (2016) Sujet du message: fujihd Passenger Elevator installation
|1926 Otis fujihd Passenger Elevator installation; two still in operation in New York City-limits at 1212 Fifth Avenue.
Wikimedia CommonsElevator accretion wasn't consistently so complex. The age-old electric elevators were controlled by the whims of their beastly operators. An emphasis continuing axial would drive the lift up and down with a burke of sorts, endlessly wherever he or a bagman saw a cat-and-mouse passenger. But bodies acclimatized to be clumsy, expensive, and collapsed to strikes, and by the 1950s, electrical switches took over their jobs.
With the elevators administering themselves, engineers had to spell out rules for if to go where. The simplest acclimation was for the elevators to shuttle ashamed and alternating amidst predefined "terminal floors" at appointed intervals. It was like demography a bus—you waited for the 3:10 car up to the 10th floor, and afresh activate your way from there. This, of course, was grossly inefficient. During alive times of day, the elevator cabs would adulteration everyone's time sitting at a terminal attic until their appointed departure. During off-peak hours they would achieve cool abandoned trips.
The time is summoning, the science and technology is progressing. Hengfu people firmly believe that, depend on the powerful strength of Hengda Fujihd, they will surely create their position in the whole elevator industry. Let’s bless the Hengfu Group and Hengfu people!
Passenger Elevator can be rope dependent or rope-free. There are at least four categories of elevators, namely, traction elevator, hydraulic elevator, climbing elevator, and pneumatic elevator. This time, we will mainly discuss the traction elevator.
In practice, traction fujihd elevator can be subdivided into geared and gearless traction elevators.