Abstract: The present application describes a method, system, and non-transitory computer-readable medium for exchanging encrypted communications using hybrid encryption. According to the present disclosure, a first device receives an encrypted communication from a second device. The encrypted communication includes a first encrypted secret, a second encrypted secret, a first signature, and a second signature. The first device verifies the first signature and the second signature, and, when the first and second signatures are valid, decrypts the first encrypted secret using a first encryption algorithm and the second encrypted secret using a second encryption algorithm. The first device combines the first decrypted secret and the second decrypted secret to recover a first communication and provides the first communication to a user of the first device.

Abstract: A safety exit assembly for an elevator car and an elevator system. The safety exit assembly includes: a door panel, which is configured to open and close a safety exit of the elevator car, and which has an upper surface and a lower surface; a moving assembly, which includes a guide block provided on a lower surface of the door panel, and a guide rail which guides the door panel to move downward and translate through a cooperation with the guide block; a drive assembly, which drives the door panel to reciprocate along the guide rail; and a locking assembly, which includes an unlocking element provided on an upper surface of the door panel; wherein the unlocking element is electrically connected to the drive assembly, and an unlocking action of the unlocking element triggers the drive assembly to drive the door panel to move until the safety exit is opened.

Abstract: Disclosed are an organic photoelectric device including a first electrode and a second electrode facing each other and a photoelectric conversion layer between the first electrode and the second electrode, wherein the photoelectric conversion layer includes a p-type semiconductor, an n-type semiconductor, and an n-type dopant represented by Chemical Formula 1, and an image sensor and an electronic device including the same. Definitions of Chemical Formula 1 are the same as defined in the detailed description.

Abstract: A facility management system comprises a server, a biometric identification unit, and a processing circuit. The server is configured to store a list of registered users, and biometric information and access rights pertaining to each registered users. The biometric identification unit is associated with the building equipment. The biometric identification unit is enabled to facilitate a user desiring access to the associated building equipment to scan at least one biometric parameter, and subsequent to scanning of the biometric parameter the biometric identification unit is configured to generate a scanned biometric information.

Abstract: Techniques for providing dynamic resource implementation prioritization for a network are provided. In one embodiment, a method includes determining a user of a selected device and assigning a user value based on the user's identity. The method includes determining related devices on the network by evaluating user behavior information to identify devices in the network that are in communication with the selected device. The method includes calculating a composite device value based on a value of the selected device, the user value, and values of the related devices. The method includes determining a probability factor for potential security vulnerabilities affecting the selected device and calculating a risk score based on the composite device value and the probability factor. Security measures may be implemented based on a comparison of the calculated risk score for the selected device with a plurality of risk scores for other devices in the network.

Abstract: A force application assembly, an elevator and a method of elevator rescue. The force application assembly is provided for applying a force to an elevator car when the elevator car and a counterweight are in a balanced state, and the force application assembly includes: a first attachment portion, which is configured to be removably attached to an elevator hoistway; a second attachment portion, one end of which is removably fixed relative to the elevator car or the counterweight, and which is configured to be at least partially elastic; an actuation portion connected between the first attachment portion and the second attachment portion, wherein the first attachment portion is configured to be fixed relative to the actuation portion, and the second attachment portion is configured to be movable relative to the actuation portion; and an operation portion, which is associated with the actuation portion.

Abstract: The apparatus disclosed herein, in various aspects, includes a digital asset, and an amulet that comprises an encrypted self-validating string. The amulet may be external to the digital asset. The apparatus may include a manager that cooperates securely with the digital asset and cooperates securely with the amulet to control access to the digital asset as specified by the amulet. In some aspects, the manager cooperates with the digital asset and with the amulet, at least in part, through shared memory in process space. In other aspects, the manager cooperates with the digital asset and with the amulet, at least in part, through a RAM drive in memory, the RAM drive at least partially hidden from an operating system of the computer. In yet other aspects, the manager cooperates with the digital asset and with the amulet, at least in part, through a virtual machine accessible only by said apparatus.

Abstract: A storage system (500) for an elevator hoistway access ladder (300) includes a landing doorway (502) comprising a door column (504) and a landing door (506). The door column (504) includes a rotating support (501) for storing the hoistway access ladder (300), and the rotating support is rotatable relative to the door column (504).

Abstract: Disclosed herein are system, method, and computer program product embodiments for managing cloud-based document permissions. In an embodiment, a document generation system may generate and/or store a cloud-based document. The document generation system may also generate links to the cloud-based document. The generated links may be associated with different permissions. For example, a first link may allow a first client device accessing the first link to edit the document while a second link may allow a second client device accessing the second link to only view the document. Other permissions may also include generating distinct graphical user interfaces (GUIs) associated with different links. The GUIs may accept input messages and/or comments in a chat panel. The document generation system may facilitate the delivery of these input messages to other client device with document access.

Abstract: An elevator safety device includes: a lower beam; and an emergency stop device mounted parallel to the lower beam in order to perform an emergency stop of an elevator car, wherein the lower beam includes: a first side member; a second side member disposed opposite the first side member; a front support member configured to be coupled to and to support front portions of the first side member and the second side member; and a rear support member configured to be coupled to and to support rear portions of the first side member and the second side member.

Abstract: The present invention includes a height raising member body mountable to an upper end of a frame disposed above an entrance of a car that moves up and down through an elevator shaft, in which a rail for guiding a car door in an opening and closing direction and a pulley for use in opening and closing drive of the car door are mounted to the frame. The height raising member body characteristically includes: a base part connectable to the frame; and a supporting part capable of supporting the motor at a position upward away from the base, the motor being configured to drive the pulley via a belt.

Abstract: A protective device for a membrane of a sensor that detects a physical parameter acting upon the membrane includes a hollow main body that elongates in a direction along a longitudinal axis. The main body is open at one opposite end of the main body along the longitudinal axis, and at the end of the main body opposite the open end the protective device includes a bottom in which is defined a passage through which the medium is able reach the membrane when the protective device is attached to the sensor. The passage is defined in part by a wall that is configured so that the electromagnetic radiation propagating in the passage cannot reach the membrane without being reflected at least once on the wall.

Abstract: Disclosed are various embodiments for using distributed ledgers to assist in securely developing applications. An application component comprising a component file can be received from a validation client. It can then be determined that the application component complies with a security policy. In response to a determination that the application component complies with the security policy, an endorsed application component record can be generated that comprises the component file or a network address at which the component file is obtainable and a signature for the component file generated with an asymmetric key-pair stored in the memory. The endorsed application component record can then be stored in the distributed ledger.

Abstract: A safety gear arrangement for an elevator system, comprising a safety gear mechanism comprising at least one wedge portion of the safety gear arrangement, wherein, in a normal position, the at least one wedge portion is retracted and, in an operated position, extended by a first spring element for acting on a guide rail of the elevator system, and a triggering device comprising an electromagnet, a second spring element, an actuating member, and an excitation power input, wherein the electromagnet is arranged, while being supplied with excitation power, to maintain the actuating member in an untriggered position against the second spring element, and the actuating member is arranged to operate the safety gear mechanism in response to moving of the member from the untriggered to a triggered position due to the second spring element.

Abstract: A compact load cell that simultaneously measures normal and shear forces in a load plane offset from a sensor plane by a distance h. The compact load cell comprises at least three force sensing elements (preferably four) arranged in the sensor plane about a point and spaced a distance d from the point. All force sensing elements may be spaced by the same distance or the distance may be different for one or more force sensing elements. Each force sensing element comprises a pressure sensor encased in a force transmission medium. A load plate is in contact with the force transmission medium and a load beam is connected at one end to the load plate above the point of the sensor plane and extends to the load plane. Forces acting in the load plane are transmitted to the sensor plane by the load beam and load plate. The forces are resolved to determine the normal and shear forces acting at the load plane. The compact load cell may be applied to determine forces acting on, for example, an unmanned aerial vehicle.

Abstract: An elevator system and a support column assembly. The elevator system includes a support column, with the bottom end thereof connected to a bottom mounting base, and the top end thereof connected to a top mounting base; a counterweight arranged in the support column; a car having a through hole penetrating in a vertical direction, wherein the car is arranged around the support column via the through hole; and a traction assembly, wherein the car is connected to the counterweight via the traction assembly, and the car and the counterweight reciprocate along the length direction of the support column under the traction of the traction assembly.

Abstract: A fork for an industrial vehicle such as a forklift, and a method of making the same. The fork includes an elongate body portion, a toe portion, and, optionally, a heel portion. The elongate body portion may be formed in any length and coupled to the toe portion (and optionally, to the heel portion) to form a fork.

Abstract: According to an embodiment, an elevator system including: a beam climber system configured to move an elevator car through an elevator shaft by climbing a first guide beam that extends vertically through the elevator shaft, the first guide beam including a first surface and a second surface opposite the first surface, the beam climber system including: a first wheel; a second wheel; a first traction belt wrapped around the first wheel and the second wheel, the first traction belt being in contact with the first surface; and a first electric motor configured to rotate the first wheel, wherein the first traction belt is configured to rotate when the first wheel rotates.

Abstract: A method for collecting and managing event data of a vehicle can be performed by one or more computing systems. The method includes acquiring event data generated by an event data recorder mounted on a vehicle and a first certificate assigned to the vehicle, associating the event data with the first certificate, storing the event data in a first database, acquiring the first certificate and a second certificate assigned to the vehicle, associating the first certificate with the second certificate, and storing the first certificate in a second database.

Abstract: An illustrative example embodiment of an elevator governor includes a rotatable governor mechanism, a tension sheave, and a tension frame associated with the tension sheave. The tension frame has a mass configured to bias the tension frame and the tension sheave under an influence of gravity. A damper is configured to resist vertical movement of the tension frame relative to a fixed surface in a first condition and to allow vertical movement of the tension frame relative to the fixed surface in a second, different condition.