Patents Assigned to Otis Elevator Company
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Patent number: 11734976Abstract: An authorization management and authorization request for an elevator service request, and belongs to the technical field of elevator management.Type: GrantFiled: October 23, 2019Date of Patent: August 22, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Kai Li
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Patent number: 11724908Abstract: An electronic actuator for an elevator safety brake system, the actuator having: an electromagnet assembly; and a first magnet assembly configured for being retracted from engagement with a rail depending on an energized state of the electromagnet assembly, the first magnet assembly including: blocks spaced apart from each other, respectively defining block bodies, and elongated block legs respectively extending aft from the block bodies; and a first magnet is disposed between the block bodies; wherein the electromagnet assembly includes: a core that defines: a core body extending between core ends that are spaced apart from each other; and core stub legs respectively extending forward from the core ends that are positioned adjacent to the elongated block legs when the first magnet assembly is retracted; and a coil winding wound about bobbins that are placed over the core body, the elongated block legs are longer than the core stub legs.Type: GrantFiled: June 24, 2020Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Justin Billard, Antonio Martins, Juan Antonio Illan
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Patent number: 11724909Abstract: An illustrative example method of controlling an elevator system includes detecting a number of passengers waiting for elevator service at a landing, detecting an available passenger capacity of a plurality of elevator cars, respectively, and assigning at least one of the elevator cars to travel to the landing to provide elevator service to the passengers based on the detected number of passengers and the available passenger capacity of the at least one of the elevator cars.Type: GrantFiled: April 18, 2019Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Sandeep Sudi, Robert Costabile
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Patent number: 11724911Abstract: An elevator car is provided and includes a body, an acoustic response device and a local or remote system configured to control an operation of the acoustic response device whereby an acoustic integrity check to determine a condition of the body is executable by the local or remote system.Type: GrantFiled: November 12, 2019Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Derk Oscar Pahlke, Lutz Hentschel
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Patent number: 11724907Abstract: Systems and methods floor bypass in an elevator system are provided. Aspects includes receiving, by the first controller, a first elevator destination call to a first floor, wherein the first destination call causes a first elevator car to dispatch to the first floor. First sensor data associated with a first passenger area associated with the first elevator car is collected, from the first sensor. A presence of a passenger in the first passenger area is detected based at least in part on the first sensor data. And the first elevator car is operated based on the presence of the passenger in the first passenger area.Type: GrantFiled: June 6, 2019Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Rajinikanth Pusala, Pradeep Miriyala
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Patent number: 11728080Abstract: An electromechanical actuator device comprises a fixed part, a first movable part and a second movable part each arranged to move with respect to the fixed part along an actuation direction. A conductive coil (20) is wrapped around a core (28) and is housed within the fixed part (4). The first movable part (6) is coupled to the fixed part (4) by at least one restorative component (10) such that, in a working position, the first movable part (6) is separated from the fixed part (4) along the actuation direction (22) by a first actuation distance (d1). The second movable part (8) is coupled to the first movable part (6) by at least restorative component (16) such that, in the working position, the second movable part (8) is separated from the first movable part (6) along the actuation direction (22) by a second actuation distance (d2).Type: GrantFiled: December 30, 2019Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Javier Munoz Sotoca
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Patent number: 11724916Abstract: An elevator door interlock assembly and an elevator system. The elevator door interlock assembly includes: a first base plate on which a common rotating shaft is arranged; a first hanging wheel, which is pivotally connected to the first base plate through the common rotating shaft and guides the first base plate to reciprocate in an opening and closing direction of an elevator door; and a first lock arm, a middle part of which is pivotally connected to the first base plate through the common rotating shaft, so as to rotate between a locked position and a released position when the elevator door is closed.Type: GrantFiled: May 26, 2022Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Meihong Mao, Honglei Qu, Fei Long, Yaxin Zhang
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Patent number: 11724915Abstract: A top extensible section and an operating method thereof, an elevator car assembly, and an elevator system. The top extensible section is installed above a top plate of the elevator car when in use. The top extensible section includes a top wall and a plurality of side walls, and has an unfolded state and a folded state; in the unfolded state, the top wall and the plurality of side walls of the top extensible section define an expansion space which communicates with an inner space of the elevator car to provide an additional top space; and in the folded state, the top wall of the top extensible section is lowered to be substantially flush with the top plate of the elevator car, and the plurality of side walls are folded to provide an operating space on the plurality of side walls.Type: GrantFiled: July 26, 2021Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Zhuo Chen
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Patent number: 11724910Abstract: A method of monitoring a conveyance system is provided. The method including: monitoring vibratory signatures along a first axis of a conveyance apparatus of a conveyance system; detecting a vibratory signature along the first axis about equivalent to a vibratory signature of significant event; and examining vibratory signatures for a secondary event along at least one of the first axis and a second axis of the conveyance apparatus for at least one of a selected time period after detection of the significant event and a selected time period before detection of the significant event.Type: GrantFiled: July 16, 2018Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Yrinee Michaelidis
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Patent number: 11724912Abstract: A method of resetting a braking device includes moving an elevator car upward, sliding a support member coupled to the braking device relative to the elevator car, and moving a brake wedge of the braking device along a sloped slide path.Type: GrantFiled: December 13, 2021Date of Patent: August 15, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Tanjil Mustafa
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Patent number: 11718499Abstract: Provided are techniques for performing cloud-based elevator dispatching resource management. The techniques include receiving usage information of one or more elevators of an elevator system, obtaining configuration parameters of a controller configured to control the one or more elevators, and analyzing a performance of the one or more elevators based at least in part on the usage information. The techniques also include dynamically updating the configuration parameters of the controller based on the performance and the usage information, storing the configuration parameters and corresponding performance, and operating the one or more elevators based at least in part on the updated configuration parameters.Type: GrantFiled: October 9, 2018Date of Patent: August 8, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Paul A. Simcik
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Patent number: 11718500Abstract: A method of monitoring a conveyance apparatus within a conveyance system including: obtaining a first health level of a conveyance system at a first time; receiving customer feedback regarding operation of the conveyance system proximate the first time from a customer; and adjusting a threshold health level of the conveyance system to be less than or equal to the first health level of the conveyance system in response to the customer feedback.Type: GrantFiled: July 10, 2019Date of Patent: August 8, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Tadeusz Pawel Witczak
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Patent number: 11718505Abstract: A suspension member for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members extending along a length of the suspension member including a plurality of fibers extending along the length of the suspension member bonded into a polymer matrix. A jacket substantially retains the plurality of tension members. The suspension member is configured to be deformed at a suspension member end to allow for installation of the suspension member end into a termination assembly of the elevator system. A method of installing a suspension member of an elevator system into a termination assembly includes deforming a suspension member end and reforming it to a selected shape, inserting the suspension member end into the termination assembly and curing and/or hardening it, and applying a load thereto or to the socket or the wedge to secure the suspension member end in the termination assembly.Type: GrantFiled: July 16, 2020Date of Patent: August 8, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Richard N. Fargo, Mark R. Gurvich, Richard J. Ericson, Douglas E. Logan, John P. Wesson, David Wayne Mckee, Wenping Zhao
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Patent number: 11718501Abstract: An illustrative example embodiment of an elevator sheave wear monitoring device includes at least one detector situated to detect a position of elevator roping that is indicative of a condition of a sheave that the roping at least partially wraps around, the at least one detector providing an output corresponding to the detected position of the elevator roping and indicating an amount of wear of the sheave that exceeds at least one threshold.Type: GrantFiled: April 6, 2020Date of Patent: August 8, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Kyle B. Martin, James L. Hubbard
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Patent number: 11713216Abstract: 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.Type: GrantFiled: July 29, 2021Date of Patent: August 1, 2023Assignee: OTIS ELEVATOR COMPANYInventor: Zhuo Chen
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Patent number: 11713211Abstract: A belt of an elevator system includes one or more tension elements extending longitudinally along a length of the belt, and an elastomeric jacket at least partially enveloping the one or more tension elements. The jacket defines a traction side configured to be interactive with a traction sheave of the elevator system and a back side opposite the traction side. A protective tape is applied to the elastomeric jacket at the back side. A method of assembling an elevator system includes forming a belt, and installing the belt in a hoistway of the elevator system. One or more additional components of the elevator system are installed in the hoistway. A protective tape is removed from a jacket of the belt after installation of the one or more additional components is completed.Type: GrantFiled: July 21, 2022Date of Patent: August 1, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Hong Yang, Xiaoyuan Chang
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Patent number: 11708239Abstract: The present invention relates to tracking of a passenger flow in an elevator car. A passenger flow tracking system for an elevator car according to the present invention includes: a first Bluetooth module installed in the elevator car, the first Bluetooth module being configured to broadcast a first Bluetooth signal that can substantially cover the interior of the elevator car and receive a response fed back by a personal mobile terminal carried by a passenger inside the elevator car; and a passenger flow determining unit configured to at least determine, based on a change in the received response, that the passenger leaves and/or enters the elevator car.Type: GrantFiled: July 19, 2018Date of Patent: July 25, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Adriaan Joris H. Larmuseau, Changle Li
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Patent number: 11708240Abstract: A method for elevator passenger detection including: capturing an image of an elevator passenger approaching an elevator bank to board an elevator car; determining that the elevator passenger is pregnant or disabled in response to the image of the elevator passenger; registering a priority elevator call for the elevator passenger that is pregnant or disabled; and moving the elevator car to the floor landing where the elevator passenger that is pregnant or disabled is located.Type: GrantFiled: July 18, 2019Date of Patent: July 25, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Ravikiran Singaraju, Vinod Vejandla, Appalaraju Marpu, Madhavaraju Nadimpalli, Madhavi Mothukuri, Ashok Kumar Prakash
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Patent number: 11708237Abstract: Communication for an elevator service request in the field of elevator technologies. A wireless signal device for broadcasting a wireless signal according to the present invention is capable of communicating with an elevator controller of an elevator system, establishing a wireless connection with a personal mobile terminal based on the wireless signal, receiving an elevator service request command from the personal mobile terminal, and sending the received elevator service request command to the elevator controller for elevator service control. The wireless signal device comprises: an elevator service request command responding unit configured to generate an elevator service request command data packet that has been responded to according to the elevator service request command that has been received; and a broadcasting unit configured to broadcast the elevator service request command data packet that has been responded to.Type: GrantFiled: April 24, 2019Date of Patent: July 25, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Kai Li, Haofeng Hou, Fu Qi, SiQi Ma, Hui Chen
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Patent number: 11702321Abstract: A tractor assembly and an elevator. The tractor assembly includes: a traction sheave, having a traction means fitting surface and a first transmission surface on a peripheral surface thereof; a plurality of support wheels, configured to support the traction sheave, and each having a second transmission surface on a peripheral surface thereof; and support wheel bases, configured to support the support wheels through support shafts, wherein the first transmission surface of the traction sheave is in transmitting cooperation with the second transmission surfaces of the plurality of support wheels respectively. According to the tractor assembly and elevator of the present application, the support wheels are disposed to achieve the transmitting cooperation of the traction sheave during operation of the elevator and support the traction sheave, thus omitting the load and drive bearings required by a conventional traction sheave.Type: GrantFiled: January 10, 2019Date of Patent: July 18, 2023Assignee: OTIS ELEVATOR COMPANYInventors: RuGuang Liu, GuoChen Gao, Fengkun Zhu