B66B25/006

Automatic fault clearing for elevators, escalators and automatic doors
11180343 · 2021-11-23 · ·

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.

Escalator monitoring system, method, sound data collection device and fixture therefor
11225399 · 2022-01-18 · ·

The present invention discloses an escalator monitoring system, which includes a data collection device disposed near the parts of the escalator that require monitoring in order to collect data the parts relevant to the operation of the escalator, a data transmittal device used to send the collected data, a cloud processor used to receive the data, to compare the data against threshold data of the parts obtained under normal operating conditions stored in the database of the cloud processor, and to respond based on the comparison result. The present invention can collect the data and analyze it in any environment independent of subjective human judgment, predict possible failure without the need to stop the operation of the escalator, save maintenance time, reduce associated cost, and thus improve its safety and ride comfort.

Speed detection device of handrail of passenger conveyor and a speed detection method thereof
11169170 · 2021-11-09 · ·

The present invention provides a speed detection device and a speed detection method for a handrail of a passenger conveyor, and belongs to the technical field of passenger conveyors. A distance from the speed detection device provided by the present invention to a surface of a detected handrail is centimeter-scale or below centimeter-scale, wherein the speed detection device comprises a light source part, an imaging sensor and an image processing part. The speed detection device and the speed detection method provided by the present invention can accurately detect to obtain speed information of the running handrail, and the speed detection device is easy to install and maintain.

Monitoring systems for passenger conveyors

A monitoring system for a passenger conveyor including: at least one acceleration sensor provided on a movable component of the passenger conveyor, wherein the moveable component moves in a closed loop path (P) when the passenger conveyor is in use; a fault detection sensor associated with the or each acceleration sensor and configured to provide data indicative of a fault in the moveable component. The monitoring system includes a controller configured to: receive data from the or each acceleration sensor; monitor a gravity vector (V) of the or each acceleration sensor; determine a direction of travel of the or each acceleration sensor; determine a current location of the or each acceleration sensor based on the monitored gravity vector (V) and the determined direction of travel; detect a fault from the data received from the or each fault detection sensor; identify a location of the detected fault.

Remote configuration of elevators, escalators and automatic doors

There are provided measures for performing a configuration control in relation to an elevator, an escalator and automatic doors in a remote manner. Such measures exemplarily comprise determining a status of a component of said control apparatus, detecting whether a change with respect to said component has occurred based on said status, defining configuration parameters for said component, if it is detected that said change has occurred, and initiating transmission of said configuration parameters to said control apparatus.

Monitoring of the mechanical condition of an escalator or a moving walkway
11161717 · 2021-11-02 · ·

The application relates to a method for detecting and monitoring the mechanical condition of an escalator or a moving walkway with at least one revolving band and at least one detecting device. The method includes (i) preparing at least one spatial image of at least one section of the revolving band, (ii) selecting at least one region of the spatial image, (iii) comparing the selected region with at least one comparison region, wherein the comparison region is defined by three-dimensional coordinates and represents a virtual space which can be clearly assigned to the selected region, and (iv) generating an alarm signal if the selected region differs from the comparison region by surpassing predetermined limits.

Speed monitoring device of a passenger transportation system

A speed monitoring device for measuring a rotational frequency or rotational speed of a main drive shaft of a passenger transportation system can include at least one rotational speed sensor having an input shaft, a pinion, and a tapping device arranged on a shaft casing surface of the main drive shaft of the passenger transportation system. Furthermore, there is also a bracket for attaching the rotational speed sensor and the pinion in a stationary position relative to an axis of rotation of the tapping device, the tapping device having a gearing which can be coupled to the pinion in a rotation-transmitting manner, and the pinion being rotatably mounted in the bracket at two bearing areas.

Systems for Actively Monitoring Lift Devices and Maintaining Lift Devices, and Related Methods
20230289745 · 2023-09-14 · ·

Methods and systems are provided for monitoring and controlling remote lift devices, such as elevators or escalators, by using machine vision or similar technologies to correlate real-life events with code events data from lift device controllers. Once there is a mapping between code events data with real-life life device events, the this mapping can be used to remotely monitor and control remote lift devices that use the same code events data software. The remote monitoring and control of remote lift devices can be combined with sensors on the lift devices using computer vision or similar technologies. Continuous monitoring of code events data with real-life events can be used to further refine the mapping, or to update the mapping if the software used in the elevator controllers changes.

Vertical transportation like elevator, escalator, dumbwaiter and lift systems monitoring, maintenance, repair, inspection, testing and modernization system and method
11745980 · 2023-09-05 · ·

An vertical transportation elevator, escalator, dumbwaiter and lift systems monitoring, maintenance, repair, inspection, testing and modernization system and method is provided. The system and method may provide real-time information to a technician, buildings, property managers, facility managers, owners of building, building engineers, regarding the current state of the equipment, status of inspections, status of testing, repairs, modernization history of maintenance real time maintenance performed on equipment and characteristics of the equipment, and future requirements of the elevator.

Escalator data acquisition from learning algorithm

A monitoring system for an escalator including: a local gateway device; an analytic engine in communication with the local gateway device through a cloud computing network; a weather data source in communication with the analytic engine through the cloud computing network, the weather data source being configured to obtain weather data at a location of the escalator; a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus comprising: an inertial measurement unit sensor configured to detect acceleration data of the escalator, and wherein the CBM health score is adjusted in response to at least the weather data.