hydraulic ,tracton and jackscrewgreenspun.com : LUSENET : Elevator Problem Discussion : One Thread
how hydraulic differs from geared/gareless traction,jackscrew,machineroom less elevators in general and how to reconise that
-- david clarke (email@example.com), March 09, 2005
Hydraulic has huge amount of oil but geared has only a few litres of oil leaking from gearcase and over traction sheave; otherwise identical. Machineroom less has no Machineroom and rubber ropes.
-- Barry Finch (firstname.lastname@example.org), March 10, 2005.
To both the uninitiated and those in the know, this is a very telling answer!
-- Richard (email@example.com), March 10, 2005.