Abstract: This invention relates to a method of monitoring assembly of an elevator, comprising prefabricating a plurality of hoistway sections each hoistway section having a hoistway space, transporting the hoistway sections to a building site, and lifting the hoistway sections at the building site on top of each other. In order to facilitate fast and reliable assembly, a hoistway section is provided during prefabrication with a sensor device having a transmitter which is activating during prefabrication to transmit sensor data via to a data storage storing the transmitted sensor data in a memory. The sensor data is monitored, and transmission of a message to a predetermined recipient is triggered when the sensor data fulfills at least one predetermined criterion defined in an assembly plan.

Abstract: The arrangement comprises a hoisting machinery, an electric cabinet, and cable drums positioned at the bottom of the shaft, an elevator car and a counterweight moving in the shaft, upper pulleys and rope suspenders fixed at an upper end of the lifting height of the construction elevator, and hoisting ropes being fixed to the rope suspenders during the operation of the construction elevator and gliding through the rope suspenders during an upwards jump of the construction elevator in the shaft. The hoisting ropes pass in a 2:1 roping between the car, the upper pulleys, the traction sheave, the counterweight, and the rope suspenders.

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 c

Abstract: The invention relates to an elevator, comprising a hoistway with a plurality of hoistway sections attached to each other to provide a hoistway with a hoistway space, an elevator car arranged in the hoistway space to be vertically movable in the hoistway space between door openings at landings of a building, and doors at the door openings. In order to avoid problems caused by a mutual change of height of a hoistway and a building, a sensor provides to a control system a signal indicating a level difference between a first reference point of the hoistway and a second reference point of the building.

Abstract: The invention relates to a construction arrangement of an elevator, comprising a hoistway formed in a building, the hoistway comprising at least one hoistway opening leading in horizontal direction out from the hoistway, the opening being delimited by a lower edge structure and an upper edge structure; and a load in the hoistway lower than said opening; and a hoisting arrangement for hoisting said load, wherein said hoisting arrangement comprises a support structure mounted higher than said load; and a hoisting device; and at least one flexible tension member connected or at least connectable to said load; wherein the at least one flexible tension member is movable with said hoisting device in particular for thereby transmitting a hoisting force to said load to be hoisted.

Abstract: The invention relates to a construction arrangement of an elevator comprising a hoistway; a protection deck mounted inside the hoistway for protecting the portion of the hoistway below it from falling objects; wherein the protection deck comprises a cover extending across the hoistway covering the hoistway such that it blocks objects from falling into the hoistway below it; and a frame mounted on stationary structures of the hoistway; and a hoisting apparatus for hoisting construction material below the protective deck. The hoisting apparatus is supported by the protective deck, the hoisting apparatus comprising a hoisting machine mounted on protection deck, and a flexible tension member movable with the hoisting machine.

Abstract: The invention relates to a rope anchor for anchoring one or more ropes of an elevator, comprising at least a wedge housing comprising a tapering nest shaped to have a narrow end which is open towards a first direction, and a wide end which is open towards a second direction; and one or more wedge members mounted in the tapering nest for being wedged against a rope passing through the tapering nest; and one or more spring members for urging and/or arranged to urge the one or more wedge member towards the narrow end of the tapering nest; and a releasing mechanism actuatable to move the one or more wedge members (2,3) towards the wide end of the tapering nest. The invention also relates to an elevator arrangement comprising said anchor, as well as to a method implementing the arrangement.

Abstract: The invention relates to a movable machine room comprising a support platform of a hoisting machine, the support platform comprising one or more releasable mounting mechanisms for releasably mounting the moveable machine room in a hoistway, and a hoisting machine mounted on the support platform; a working platform on top of the support platform, preferably forming a roof of the moveable machine room and/or comprising handrails; and at least one support structure supported by which the working platform rests on the support platform; and wherein each said support structure is selectively actuatable to expand in vertical direction for hoisting the working platform higher above the support platform taking reaction force from the support platform, or to contract in vertical direction for lowering the working platform back towards the support platform. The invention relates to an arrangement and a method implementing the movable machine room.

Abstract: The invention relates to a method for constructing an elevator comprising installing comprising installing an elevator car, a counterweight, one or more vertically oriented guide rail lines, a hoisting machine in a first position, and a first hoisting roping for being moved by the hoisting machine, said installing further comprising connecting the first hoisting roping to the elevator car and counterweight; and thereafter transporting passengers and/or goods with the elevator car vertically in the hoistway while the hoisting machine is in said first position; and thereafter stopping said transporting; and thereafter removing said hoisting machine from said first position and the first roping from the hoistway, said removing comprising disconnecting the first hoisting roping from the elevator car and counterweight; wherein the method further comprises installing a hoisting machine in a second position which is higher than the first position, and a second roping for being moved by the hoisting machine, said ins

Abstract: A self-climbing installation platform includes two decks including an upper deck and a lower deck. Each deck includes a guide element configured to support the deck movably on guide rails. Each deck includes a locking element configured to lock and unlock the deck to the guide rails and/or to guide rail fixing elements. The installation platform includes a lifting element configured to move the two decks along the guide rails in relation to each other, and at least one power source configured to provide power to the lifting element. The installation platform is configured to climb stepwise along the guide rails based on alternatingly locking and unlocking the lower deck and the upper deck to the guide rails and/or to the guide rail fixing elements with separate, respective locking elements and raising an unlocked deck with the lifting element.

Abstract: The installation platform comprises two decks and a support frame comprising horizontal support beams supporting a respective deck and vertical support beams. The installation platform has a width in a first horizontal direction between the guide rails, a depth in a second horizontal direction perpendicular to the first horizontal direction. The installation platform is guided movably via guide means on the guide rails. At least one of the width and the depth of the installation is adjustable in order to adjust the horizontal dimensions of the installation platform according to the horizontal dimensions of the shaft.

Abstract: The invention relates to a method for managing usage data of an elevator system (100) operating in a construction time use (CTU) mode. The method comprises: operating (210) the elevator system (100) in the CTU mode, obtaining (220) statistical usage data of the elevator system (100), comparing (230) the obtained statistical usage data to reference data, detecting (240) that the obtained statistical usage data deviates at least partly from the reference data, and generating (250) at least one control signal comprising an indication of the detected deviation to at least one operator system (114) in response to the detection of the deviation.

Abstract: An elevator shaft element, an elevator arrangement and a method. The elevator shaft element comprises a frame module arranged for receiving an elevator car therein. The frame module is constructed from a transport and/or storage unit, comprising side walls, a bottom wall and a roof wall. The unit is arranged to be positioned vertically such that said side walls, bottom wall and upper wall of the unit define an inner space of the elevator shaft. Elevator car guides for guiding movement of the elevator car in the elevator shaft element are attached to said bottom wall and/or roof wall.

Abstract: A method for operating an elevator system that includes an elevator car movable between landings in response to an elevator call registered by an elevator control unit. The method includes determining a special operating mode of the elevator system, the special operating mode being different from a nominal operating mode at least with respect to a characteristic of use of the elevator car, and operating, in the special operating mode, the elevator system so as to reduce a number of passengers entering the elevator car from the landing compared to the nominal operating mode based on the characteristic.

Abstract: The invention relates to a method for constructing an elevator comprising constructing a movable machine room in the bottom end of a hoistway formed in a building under construction; and thereafter hoisting the movable machine room; and constructing an elevator car in the bottom end of the hoistway below the movable machine room; and providing a counterweight in the bottom end of the hoistway below the movable machine room; connecting the elevator car and the counterweight with a suspension roping; and thereafter hoisting the movable machine room to a first transport position; and thereafter mounting the movable machine room to the first transport position in the hoistway vertically supported on stationary structures; and thereafter using the elevator car for transporting passengers and/or goods below the movable machine room while the machine room is mounted in said first transport position and the elevator car and the counterweight hang suspended from the machine room by the hoisting roping; and thereafter

Abstract: The self-climbing elevator machine room comprises two decks positioned upon each other. Each deck comprises guide means supporting the deck movably on guide rails and locking means locking and unlocking the deck to the guide rails and/or to guide rail fixing means. Lifting means move the two decks along the guide rails in relation to each other. At least one power source provides power to the lifting means. The elevator machine room climbs stepwise along the guide rails by alternatingly locking and unlocking the lower deck and the upper deck to the guide rails and/or to the guide rail fixing means and thereafter raising the unlocked deck.

Abstract: The arrangement comprises a self-climbing installation platform comprising two consecutive decks, a machine room deck suspended from the installation platform and an elevator car suspended from the machine room deck. Each deck, the machine room deck and the car are supported movably with guide means on guide rails and locked and unlocked with locking means to the guide rails and/or to guide rail fixing means. Lifting means powered by a power source move the two decks in relation to each other. The installation platform climbs stepwise along the guide rails by alternatingly locking and unlocking the lower deck and the upper deck to the guide rails and/or to the guide rail fixing means and thereafter raising the unlocked deck.

Abstract: The self-climbing installation platform comprises two decks positioned upon each other. Each deck comprises guide means supporting the deck movably on guide rails and locking means locking and unlocking the deck to the guide rails and/or to guide rail fixing means. Lifting means move the two decks along the guide rails in relation to each other. At least one power source provides power to the lifting means. The installation platform climbs stepwise along the guide rails by alternatingly locking and unlocking the lower and the upper deck to the guide rails and/or to the guide rail fixing means and thereafter raising the unlocked deck.

Abstract: An arrangement for controlling a lock of an upmost landing door of an elevator, an elevator and a method. The arrangement comprises an actuator arranged to be activated in consequence of activation of a service limit device of the elevator, the actuator being connected to the lock of the upmost landing door, and said activation of the actuator arranged to open said lock.

Abstract: A method for generating maintenance data of an elevator door system includes detecting a first event during closing or opening of a door of the elevator door system and defining a time stamp of the first event, wherein the first event is opening or closing of a safety circuit; detecting at least one second event during said closing or opening of the door of the elevator door system and defining time stamp of the at least one second event; defining a difference value by comparing the time stamp of the first event and the time stamp of the at least one second event; comparing the difference value to previously stored one or more difference values; and generating maintenance data of the elevator door system. A system is provided to perform at least partly the method.