Abstract: The method comprises measuring a first position of the guide rail when the bolts of the fastening bracket have been opened, measuring a second position of the guide rail when the guide rail has been moved into a desired position, measuring a third position of the guide rail when the bolts of the fastening bracket have been tightened and the guide rail has been released, the difference in the second position and the third position representing a spring back of the guide rail, storing the measured position data of the guide rail in a memory, using the measured position data of the guide rail stored in the memory for adjusting guide rails.

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 method for operating an elevator installed in connection with a building, particularly a high rise elevator, in which method the expected rope sway is monitored using building acceleration data obtained by means of a sensor to calculate a building sway, and whereby based on the building sway and the position of an elevator car a rope sway is estimated, which rope sway is compared with a threshold value to determine the amount of rope sway and to deduct operation measures for the elevator based on the amount of the rope sway, characterized by the succession of following steps determining elevator car position determining change of rope sway based on the car position and the building acceleration data if it is concluded that rope sway is not increasing, then calculating the number of rope sway cycles n(zca,) within a building sway period Tbuilding and calculating a new (decreasing) rope sway amplitude x based on said number of rope sway cycles n(zca,) and a damping factor I.

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: According to an aspect, there is provided a method for remote operation of a plurality of elevators, each of the plurality of elevators being coupled with a communication computer. The method comprises receiving, by a remote service system from the communication computer, a rescue request associated with an elevator; providing, by the remote service system, a verification to distinguish the elevator associated with the rescue request among the plurality of elevators; enabling, by the remote service system, a data connection with the communication computer to control the verified elevator; and performing, by the remote service system, a remote operation associated with the verified elevator via the enabled data connection.

Abstract: A movable user entry device for an access control includes an internal power source and a communication unit configured to wirelessly connect the user entry device to an external system. An access system for an access control includes an external system and at least one movable user entry device.

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 car is connected to the counterweight with a hoisting member and further with a free fall protection member passing over at least two free fall protection pulleys provided with at least one free fall protection brake, which is controlled by a free fall protection controller. The pre-tensioning of the free fall protection member is at least 50% smaller than the pre-tensioning of the hoisting member. The free fall protection member is formed of at least one cogged belt. Each free fall protection pulley is formed of a cogged pulley mating with the cogged belt.

Abstract: In methods and a system for enabling temporary interaction between a user device of a passenger and an elevator or an elevator group provided for public use in a public space, a database is maintained that includes information on at least one elevator or elevator group available for public use. A user device sends a request message that includes validation information. The request message is validated by verifying that the unique identification of the elevator or elevator group in said validation information is among said at least one elevator or elevator group available for public and that geographical locations of the user device and the elevator or elevator group fulfill a predefined proximity criterion. If the request message is deemed valid, temporary access is granted to an elevator application running on the user device for entering at least one call for elevator service via an elevator call API.

Abstract: A method for determining an allocation decision for at least one elevator includes using an existing calls in an elevator system as a first input in a machine learning module, processing the first input with the machine learning module to provide a first output comprising a first allocation decision, using the first output as a second input in an iterative module, processing the second input with the iterative module to provide a second ouput comprising a second allocation decision, and providing the second allocation decision to an elevator control module and to an allocation decision storage for further machine learning module training.

Abstract: A method for preventive maintenance of an elevator speed sensor system includes at least a first and a second sensor, which are independent of each other. The method includes: determining a reference distance for an elevator car travel between a first door zone and a second door zone, during the elevator car travel, defining continuously a first elevator car speed information from the first sensor and a second elevator car speed information from the second sensor, calculating a cumulative sensor system error by integrating the difference between the first elevator car speed information and the second elevator car speed information, and dividing the cumulative sensor system error with the reference distance to obtain a sensor system performance indicator.

Abstract: According to an aspect, there is provided a method and an apparatus. In the solution, an elevator call indication associated with a user is obtained. First guidance information is caused to be provided for the user to proceed to a waiting area. Location data associated with the user is obtained, the location data providing information about the location of the user. An elevator car is allocated in response to the elevator call indication, wherein the allocation takes into account the location of the user.

Abstract: A method and an apparatus for allocating an elevator of an elevator system are described. In the solution, image data associated with an area associated with a plurality of elevators is obtained. An automated guided vehicle is detected based on the image data. Parameter data associated with the automated guided vehicle is determined based on the image data. Information indicating a destination floor for the automated guided vehicle is obtained and an elevator car is allocated for the automated guided vehicle by taking into account at least the parameter data and the destination floor. Information identifying the allocated elevator car is caused to be transmitted to the automated guided vehicle.

Abstract: A device and a method for controlling an apparatus being an elevator, an escalator or automatic doors are provided, by which it is detected whether a fault is present in the apparatus, it is determined, when the fault is present, whether an automatic fault clearing may be carried out, and if it is determined that the automatic fault clearing may be carried out, the automatic fault clearing is performed by automatically clearing one or more faults.

Abstract: The invention discloses a wear monitoring system for a brake device of a motor. The brake device includes a brake disc and a brake magnet movable relative to the brake disc. The wear monitoring system includes a first arm portion including a first free end and arranged to be moved with the brake magnet so that the first free end always contacts the bottom of the brake magnet, a second arm portion arranged to be moved with the first arm portion and including a second free end; and a trigger device including a trigger button that is triggered by the second free end of the second arm portion when the wear amount of the brake magnet reaches a first threshold or a multiple of the first threshold and when the brake magnet and the brake disc are in an attracted state. A motor and an elevator are also disclosed.

Abstract: A method for performing a software update of a people conveyor component in a conveyor system includes downloading a software update from a remote update system based on a request from one or more of the remote update system, at least one conveyor component or the conveyor system such that the software update is downloaded as a background download without affecting an operation of the conveyor system.

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: According to an aspect, there is provided an elevator system comprising an elevator car configured to move in an elevator shaft; a main safety controller comprising a main safety output and a secondary safety output, wherein the main safety output is configured to control machinery brakes of the elevator car; and a secondary safety circuit connected to the secondary safety output and arranged in the elevator car and comprising at least one safety contact configured to control stopping means arranged in the elevator car; wherein when the at least one safety contact is triggered the secondary safety circuit is configured to control the stopping means to cause stopping of the elevator car.

Abstract: A method for controlling a generation of at least one access code includes receiving, in an access control device, data representing an access code; verifying the data representing the access code; in response to a detection in a verification that the access code is valid generating a signal causing a generation of data representing a new access code; and generating a signal causing a transmit of the data representing the new access code to a party from whom the data representing the access code is received. An access control device, a computer program product and a system are also disclosed.