Method of constructing elevator and construction-time elevator arrangement

Abstract

The invention relates to a method of constructing an elevator comprising providing an elevator car in a hoistway, said elevator car comprising a cabin frame, and a temporary pulley beam detachably mounted on the cabin frame; mounting a hoisting machine in a first position which first position is at a first vertical level in the hoistway; suspending (first suspending) the elevator car with a hoisting roping from the hoisting machine via said temporary pulley beam; moving the elevator car in the hoistway with the hoisting machine while it is in said first position and suspended by the roping via said temporary pulley beam; mounting a hoisting machine in a second position which second position is at a second higher vertical level inside a machine room located above the hoistway; removing the temporary pulley beam from the elevator car, comprising detaching the temporary pulley beam from the cabin frame; suspending the car with a hoisting roping from the hoisting machine mounted in said second position via said cabin frame without said temporary pulley beam; moving the elevator car in the hoistway with the hoisting machine while it is in said second position and the car is suspended via said cabin frame without said temporary pulley beam. The invention also relates to an elevator arrangement for implementing the method.

Dependencies are inferred from the claim text.