Patents Assigned to Otis Elevator
  • Patent number: 12286330
    Abstract: A connector assembly includes a connector body and a suspension member. The suspension member extends along a center axis and comprises a plurality of tension members encased in a jacket. The suspension member has one end received within the connector body, and this one end has an end face extending at an angle relative to the center axis with ends of the plurality of tension members being exposed. A plurality of contact members are supported within the connector body, and each contact member contacts an exposed end face of at least one tension member to establish electrically conductive connections with the plurality of tension members.
    Type: Grant
    Filed: June 19, 2024
    Date of Patent: April 29, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventor: Antonio Martins
  • Patent number: 12280987
    Abstract: A method of calibrating a monitoring device (20) for monitoring movement of a movable component (2, 12, 19) of an elevator system (2) comprises detecting (120) a travel time (?tk) between a starting time (tk) and a stopping time (t?k) as well as acceleration (a(t)) of at least one movement of the movable component (2, 12, 19); determining (130, 140) a travel distance of the movable component (2, 12, 19) by integrating the detected acceleration (a(t)) twice with respect to the detected travel time (?tk); correlating (150) the determined travel distance (sk) with the detected travel time (?tk) to form a pair of travel time and travel distance; and storing (160) the pair of travel time and travel distance (?tk,sk) as part of a travel profile (34).
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: April 22, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Derk Oscar Pahlke, Tadeusz Pawel Witczak, Craig Drew Bogli, Yrinee Michaelidis
  • Patent number: 12280984
    Abstract: A method of detecting whether an elevator safety device (20) of an elevator system (2) mounted to a moving object (6, 21), such as an elevator car (6) or a counterweight (21), has entered a fully activated state in which at least one engagement member (26a, 26b) of the elevator safety device (20) engages with a guide member (14).
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: April 22, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventor: Jan Ruhnke
  • Patent number: 12264041
    Abstract: Disclosed is an elevator system having an elevator entryway, the elevator entryway including: a first door, which is an elevator door, a first controller operationally connected to the first door for opening and closing the first door to provide access to an elevator, wherein when the first door is closing: the first controller monitors for first instructions over a frequency applicable to light detection and ranging (LIDAR) and/or a radio detection and ranging (RADAR), and upon receiving the first instructions, the first controller executes the first instructions.
    Type: Grant
    Filed: July 20, 2023
    Date of Patent: April 1, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Walter Thomas Schmidt, Joseph V. Mantese, Goran Djuknic, Paul R. Braunwart, Enrico Manes, Ziyou Xiong
  • Patent number: 12246944
    Abstract: An elevator traction machine installation apparatus includes a lifting mechanism having a base portion and a load-bearing portion adapted to place an elevator traction machine, the base and load-bearing portions are connected and can rise and lower relative to each other in a longitudinal direction of an elevator hoistway; and a support mechanism configured to be detachably connected with the lifting mechanism and a base for installation of a machine-room-less elevator traction machine in the elevator hoistway to support the lifting mechanism and the elevator traction machine, and having at least two positions at which the base portion is secured, a first position is lower than a second position in the longitudinal direction, and the load-bearing portion is lifted relative to the base portion after the base portion is secured at the first position, and continues to be lifted relative to the base portion.
    Type: Grant
    Filed: November 10, 2023
    Date of Patent: March 11, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Wenxiang Liu, Ming Chen, Chenfeng Shi, Jianfeng Wu
  • Patent number: 12240734
    Abstract: A guide rail for an elevator system has an elongate length with a cross-section perpendicular to the length; the cross-section including a base section for mounting to a wall of a hoistway, and a blade section extending from the base section; the blade section including a guide surface for interacting with a guide element of a component movable in the elevator hoistway; the guide rail including: a pair of separate rail piece parts fixed together to form the guide rail; the pair of separate rail piece parts including a first rail piece part and a second rail piece part; the first rail piece part being formed from a first thickness of sheet material bent to have a cross-section of a first predetermined shape, and the second rail piece part being formed from a second thickness of sheet material bent to have a cross-section of a second predetermined shape.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: March 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Andrés Monzón, Javier García Casla, José-Manuel González-Rodil
  • Patent number: 12240732
    Abstract: A notification system and a notification method for an elevator, and an elevator system are provided by the present disclosure. The notification system for an elevator includes: a wake-up module, which is configured to wake up a user mobile terminal when the user mobile terminal enters a specified area, so that the user mobile terminal sends a request to a server; and the server, which is configured to receive a reminder item setting from an administrator, and which is configured to push a reminder item to the user mobile terminal upon receiving the request from the user mobile terminal, the reminder item including elevator repair or maintenance information. The system and method according to the present disclosure allows a user to conveniently know about elevator repair or maintenance information.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: March 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Lieping Wei, Wenbo Huang, Heping Qiu, Jingyu Tong
  • Patent number: 12240733
    Abstract: An elevator-calling device and elevator system. The elevator-calling device includes a processor to receive an input instruction and send a signal to a main controller of an elevator system; a display device connected to the processor; a rotatable button, wherein the rotatable button is connected to the processor, and the rotatable button is pressable and rotatable in a first direction and a second direction opposite to the first direction, and wherein the rotatable button has an initial zero scale; and an assistant sound generating unit connected to the processor; wherein the processor is configured to have an assistant elevator-calling mode, in which a preset target floor is increased when the rotatable button rotates in the first direction, the preset target floor is decreased when the rotatable button rotates in the second direction, and the preset target floor is confirmed when the rotatable button is pressed at a non-zero scale.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: March 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Heping Qiu, Shanghua Yang
  • Patent number: 12234120
    Abstract: An aspect includes a system with an energy storage device configured to provide electrical power to a conveyance apparatus of a conveyance system, a power management system configured to determine a charging schedule to recharge the energy storage device based at least in part on a status of the conveyance system, and a dispatching system configured to modify a dispatch schedule of the conveyance system based at least in part on the charging schedule.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: February 25, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Enrico Manes, Suman Dwari, Stephen Savulak, Ronnie E. Thebeau
  • Patent number: 12234126
    Abstract: A connection device and a connection method for detection of a tension member for an elevator. The connection device includes a plurality of electrical connection terminals and is configured to be detachably connected to an end portion of a tension member for an elevator. The tension member is configured for suspending an elevator car and/or a counterweight and has a covering layer and a load-bearing portion including a plurality of separate load-bearing core wires and covered by the covering layer. The respective one ends of the plurality of electrical connection terminals are electrically connected correspondingly to the load-bearing core wires located at the end portion and exposed outwardly and respective other ends are used for outward electrical connection, after the connection device is connected to the end portion.
    Type: Grant
    Filed: November 16, 2023
    Date of Patent: February 25, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventor: Wei Wang
  • Patent number: 12234121
    Abstract: An illustrative example embodiment of a method of remotely maintaining a connection status of a connection port of a passenger carrying system includes determining that the connection port is not connected to an authorized device, determining whether at least one criterion is satisfied while the connection port is not connected to an authorized device, and providing a notice to an authorized individual when the at least one criterion is satisfied and the connection port is not connected to an authorized device.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: February 25, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventor: Tadeusz Pawel Witczak
  • Patent number: 12234123
    Abstract: An elevator door interlock device, an elevator door interlock operation method and an elevator system. The elevator door interlock device is arranged on an elevator car and has a first state in which to operate a landing door lock at a current arrival position of the elevator car to open or close a landing door, and a second state in which it makes no contact with the landing door lock, and the elevator door interlock device is configured to be in the first state when the elevator car travels in a vertical direction, and to be in the second state when the elevator car travels in a horizontal direction and to switch to the first state to open or close the landing door after the elevator car reaches a landing door position, and to return to the second state when the elevator car continues to travel in the horizontal direction.
    Type: Grant
    Filed: November 14, 2023
    Date of Patent: February 25, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventor: Xingang Gou
  • Patent number: 12234122
    Abstract: Authorization management and authorization requesting for an elevator service request, and belongs to the field of elevator management technologies. An authorization management apparatus for an elevator service request according to the present invention comprises: a receiving unit configured to receive authorization request information from one or more personal mobile terminals, wherein the authorization request information comprises an elevator identifier of a corresponding elevator of an elevator system acquired by a corresponding personal mobile terminal and a terminal identifier of the personal mobile terminal mapped to the elevator identifier; and an authorization management unit configured to determine, at least according to a mapping relationship between the elevator identifier and the terminal identifier in the authorization request information, whether the authorization request information from the corresponding personal mobile terminal is allowed to be authorized.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: February 25, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Yang Yang, Yu Zhang, Kai Li, Siqi Ma, Haofeng Hou
  • Patent number: 12221320
    Abstract: A movement detection system for a passenger in the present invention includes: a first Bluetooth module (150) mounted in an elevator landing area; and a movement prediction unit (270) configured to predict, based on Bluetooth movement data, that a movement of a passenger in the elevator landing area is a normal movement or an abnormal movement. The movement detection system and a movement detection method in the present invention can automatically detect an abnormal movement of a passenger, and are especially applicable to an elevator system that completes an elevator call operation without an input operation.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: February 11, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Adriaan Joris H. Larmuseau, Changle Li
  • Patent number: 12214994
    Abstract: A turning device includes a hand disc coupled to an input shaft; a reduction gear set accommodated in a housing and connected to the input shaft and an output shaft; and a shaft connector for connecting the output shaft and a motor spindle.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: February 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: FengKun Zhu, Hongliang Wu, James L. Hubbard
  • Patent number: 12214995
    Abstract: A safety brake system (40; 240) for use in a conveyance system. The safety brake system (40; 240) includes a guide rail (20) and a conveyance component moveable along the guide rail (20). The safety brake system (40; 240) includes a safety brake (42; 242), a linkage mechanism (56; 256) and an actuator (44; 144; 244) for the safety brake (42; 242). The safety brake (42; 242) is moveable between a non-braking position where the safety brake (42; 242) is not in engagement with the guide rail (20) and a braking position where the safety brake (42; 242) is engaged with the guide rail (20). The actuator (44; 144; 244) is configured to be mounted to the conveyance component and positioned between first and second ferromagnetic components. The actuator includes an array of magnetic components including a first magnetic component adjacent to and arranged between two second magnetic components.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: February 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Juan Antonio Illán García, Javier Muñoz Sotoca, Manuel Garcia Canales
  • Patent number: D1060095
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: February 4, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Zhe Li, Sisi Zheng
  • Patent number: D1066092
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: March 11, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Zhe Li, Sisi Zheng
  • Patent number: D1069626
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: April 8, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Zhe Li, Sisi Zheng
  • Patent number: D1071767
    Type: Grant
    Filed: October 25, 2024
    Date of Patent: April 22, 2025
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Zhe Li, Sisi Zheng