Patents by Inventor Tadeusz Pawel Witczak

Tadeusz Pawel Witczak has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200065777
    Abstract: Methods and systems for equipment service analytics are provided. Aspects include receiving, by a processor, equipment data associated with equipment located at a site. Obtaining historical data associated with the equipment and analyzing the equipment data and historical data to determine an action for the equipment, wherein the determining the action for the equipment comprises generating a cost model based at least in part on the equipment data and the historical data and estimating a repair cost and a replacement cost for the equipment based at least in part on the cost model.
    Type: Application
    Filed: August 21, 2019
    Publication date: February 27, 2020
    Inventors: Tony Spath, Craig Drew Bogli, Tadeusz Pawel Witczak, Yrinee Michaelidis
  • Publication number: 20200064002
    Abstract: A method and user device for operating a HVAC system. The method includes identifying automatically a controller of an HVAC system and initiating communication between a user device and the controller of the HVAC system or identifying automatically a user device of an HVAC system and initiating communication between a controller and the user device of the HVAC system, operably connecting the user device to the controller, and communicating with the controller to control an aspect of operation of the HVAC system.
    Type: Application
    Filed: August 21, 2019
    Publication date: February 27, 2020
    Inventors: Craig Drew Bogli, Tony Spath, Yrinee Michaelidis, Tadeusz Pawel Witczak
  • Publication number: 20200039788
    Abstract: A frictional damper for an elevator system includes one or more friction pads configured to move between a first position, and a second position defined by engagement of the one or more friction pads to the guide rail. An actuation unit urges the one or more friction pads into and out of engagement with the guide rail. The actuation unit includes a hydraulic actuator operably connected to the one or more friction pads to urge movement of the one or more friction pads into and out of engagement with the guide rail via hydraulic fluid pressure. The hydraulic actuator includes a hydraulic cylinder containing a volume of hydraulic fluid and a hydraulic piston located in the hydraulic cylinder and operably connected to the one or more friction pads. An electromagnetic actuator selectably urges hydraulic fluid to apply a force to the hydraulic piston, urging the movement of the friction pads.
    Type: Application
    Filed: July 31, 2018
    Publication date: February 6, 2020
    Inventors: Tadeusz Pawel Witczak, Cezary Jedryczka, Wojciech Szelag, Adam Marian Myszkowski
  • Publication number: 20200039795
    Abstract: Embodiments include a system and method for controlling doors in a multi-door system. Embodiments a controller configured to control the multi-door system, wherein the multi-door system includes a first door and a second door, wherein the first door is on a different side than the second door, and one or more sensors operably coupled to the multi-door system and the controller, wherein the one or more sensors are configured to detect one or more conditions. The controller includes a processor, wherein the processor is configured to receive an input from the one or more sensors, wherein the input comprises at least one of call information and crowd sensing information, responsive to the input, prioritize an operation of the first door and the second door based at least in part on the input, and operate the first door and second door based on the prioritization.
    Type: Application
    Filed: July 31, 2018
    Publication date: February 6, 2020
    Inventors: Arthur Hsu, Tadeusz Pawel Witczak
  • Publication number: 20200039784
    Abstract: Embodiments include a method and system for detecting mechanics in an elevator system. The system includes a controller configured to communicate with one or more anchors, and a tag configured to transmit a signal, wherein the signal includes an identifier and location information. The system also includes one or more anchors, wherein the one or more anchors are configured to detect the signal from the tag, wherein the controller is configured to execute a safety action response to detecting the signal from the tag.
    Type: Application
    Filed: July 24, 2019
    Publication date: February 6, 2020
    Inventors: Stella M. Oggianu, Ankit Anand Gupta, Tadeusz Pawel Witczak, Craig Drew Bogli, Vineet Srivastava
  • Publication number: 20200003880
    Abstract: A system to determine a location of a signal emitting device is provided. First, second, and third data is received from at least one movable communication device. Each of the first, second, and third data include a unique identifier of the signal emitting device, a signal strength of a signal received by the at least one movable communication device from the signal emitting device, and a location of the at least one movable communication device when it received the signal. Each of the first, second, and third data include different locations of the at least one movable communication device. A location of the signal emitting device is computed based at least in part on the received first, second, and third data.
    Type: Application
    Filed: June 29, 2018
    Publication date: January 2, 2020
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Stella M. Oggianu
  • Publication number: 20190393950
    Abstract: The method for data transfer in a conveyance system including: moving a conveyance apparatus and a mobile wireless access point attached to the conveyance apparatus to a location where the mobile wireless access point is within wireless range of a communication node; receiving data from the communication node when the mobile wireless access point is within wireless range of the communication node; and conveying the data to a local gateway device or a second mobile wireless access point attached to a second conveyance apparatus.
    Type: Application
    Filed: June 21, 2018
    Publication date: December 26, 2019
    Inventors: Stella M. Oggianu, Tadeusz Pawel Witczak, Craig Drew Bogli, Pawel Skiba
  • Publication number: 20190382239
    Abstract: A method for monitoring thresholds for performance attributes in an elevator system is provided. Aspects includes collecting, by a sensor affixed to an elevator car, sensor data associated with the elevator system wherein the sensor data comprises one or more performance attribute values for a set of performance attributes of the elevator system. Obtaining a threshold profile associated with the elevator system, wherein the threshold profile comprises thresholds for each performance attribute in the set of performance attributes of the elevator system. Comparing the one or more performance attribute values to corresponding thresholds for the set of performance attributes and transmitting an alert for any of the one or more performance attribute values exceeding the corresponding thresholds for the set of performance attributes.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 19, 2019
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Derk Oscar Pahlke
  • Publication number: 20190382237
    Abstract: Methods and systems for determining elevator car locations are provided. Aspects includes a sensor affixed to a moving component of an elevator system, wherein the sensor is operated by a controller and wherein the controller is configured to determine that the elevator car is in motion based at least in part on the sensor. A direction of the elevator car is determined while the elevator car is in motion based at least in part on the sensor. Sensor data associated with the elevator car is collected while the elevator car is in motion, wherein the sensor data includes a travel time while the elevator car is in motion. Elevator car travel data is accessed from a travel time profile associated with the elevator car and the travel time is compared to the elevator car travel data to determine a location of the elevator car in a hoistway.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 19, 2019
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Derk Oscar Pahlke, Yrinee Michaelidis
  • Publication number: 20190382238
    Abstract: 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: Application
    Filed: July 16, 2018
    Publication date: December 19, 2019
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Yrinee Michaelidis
  • Publication number: 20190373341
    Abstract: A sensing apparatus for monitoring a conveyance system is provided. The sensing apparatus includes: a controller; at least one sensor in communication with the controller, the at least one sensors configured to detect sensor data of the conveyance system and communicate the sensor data to the controller; and a long-range communication module in communication with the controller, the long-range communication module being configured to transmit the sensor data to a remote system through a wireless network via long-range wireless communication protocol, wherein the long-range communication module is located within the sensing apparatus.
    Type: Application
    Filed: May 30, 2019
    Publication date: December 5, 2019
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Stella M. Oggianu
  • Publication number: 20190373530
    Abstract: A method for data transfer in a conveyance system includes moving a conveyance system component along a travel path, the conveyance system component including a memory; and transferring data, by at least one of sending data from the memory or receiving data to the memory, in response to available network signal strength.
    Type: Application
    Filed: June 5, 2018
    Publication date: December 5, 2019
    Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli
  • Patent number: 10486940
    Abstract: An elevator system includes a lane and at least one rail extending along the lane. The at least one rail includes a first end portion and a second end portion. A transfer station is arranged at one of the first end portion and the second end portion, and an alignment system is arranged at the transfer station. The alignment system includes at least one guide member configured and disposed to establish a desired alignment between an elevator car and the at least one rail.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: November 26, 2019
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Tadeusz Pawel Witczak, Bruce P. Swaybill, Zbigniew Piech, Richard J. Ericson, Richard E. Kulak
  • Publication number: 20190345751
    Abstract: An object sensing assembly for an elevator system. The object sensing assembly includes an elevator door moveable between an opened position and a closed position. Also included is a pressure sensor assembly located on a leading edge of the elevator door. The pressure sensor assembly includes a plurality of pressure sensors located at different height locations along the leading edge of the elevator door. The pressure sensor assembly also includes a controller in operative communication with the plurality of pressure sensors, the controller opening the elevator door if a pressure differential is detected between the plurality of pressure sensors.
    Type: Application
    Filed: May 9, 2018
    Publication date: November 14, 2019
    Inventors: Fanping Sun, Walter Thomas Schmidt, Enrico Manes, Ziyou Xiong, Joseph V. Mantese, Paul R. Braunwart, Tadeusz Pawel Witczak, Goran Djuknic
  • Publication number: 20190318613
    Abstract: A method and system for testing a device in a fire control system is disclosed. A method includes a method and system for testing a device in a fire control system is disclosed. A method includes placing the device in a testing mode; isolating the device from other devices in the fire alarm system; testing the device; and removing the device from testing mode; wherein testing the device comprises using an unmanned inspection vehicle to remotely perform tests or other tasks on the device.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 17, 2019
    Inventors: Marcin Piech, Tadeusz Pawel Witczak, Craig Drew Bogli, Stella M. Oggianu, Srinivasa Reddy Pilli, Vinay Kumar Vinnakota, Prasad Babu Lakshmipathy
  • Publication number: 20190300336
    Abstract: An illustrative example elevator system includes at least one elevator car that is moveable along a hoistway. An elevator controller is configured to respond to a communication from a portable device indicating a desire for the at least one elevator car to be placed in a maintenance mode and indicating a location of desired hoistway access. The controller automatically moves the elevator car to a determined positon based on the communication. That position corresponds to the location of the desired hoistway access. The controller performs at least one automated procedure to place the elevator car in the maintenance mode. The controller provides an indication to the portable device that the elevator car is in the determined position and that the automated procedure has been completed.
    Type: Application
    Filed: March 27, 2018
    Publication date: October 3, 2019
    Inventors: Tadeusz Pawel WITCZAK, Michael J. TRACEY
  • Patent number: 10407275
    Abstract: A sensor system for a passenger conveyance system includes a multiple of 3D sensors mounted to a movable structure within a vertical shaft and/or a horizontal shaft and a processing module in communication with the multiple of 3D sensors, the processing module operable to identify an obstruction within the horizontal or vertical shaft.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: September 10, 2019
    Assignee: Otis Elevator Company
    Inventors: Yehia F Khalil, Richard N Fargo, Randall Roberts, Randall S Dube, Gary L Nuschler, Peter DePaola, Jr., Arthur Hsu, Tadeusz Pawel Witczak, Bruce P Swaybill, Alan Matthew Finn, Richard J Ericson
  • Publication number: 20190222084
    Abstract: An electromagnetic machine includes a rotor and a stator. The rotor is adapted to rotate about an axis. The stator includes a support structure, a plurality of bobbins engaged to the support structure, and a plurality of electric coils with each one wound about a respective bobbin of the plurality of bobbins.
    Type: Application
    Filed: January 14, 2019
    Publication date: July 18, 2019
    Inventors: Tadeusz Pawel Witczak, Stella M. Oggianu, Cezary Jedryczka, Wojciech Szelag, Adam Marian Myszkowski, Zbigniew Piech
  • Publication number: 20190222102
    Abstract: A stator assembly for an electric motor includes a stator and a circuit board. The stator includes a plurality of electric coils, and each coil includes first and second end leads. The circuit board includes a plurality of connection points, a controller, and a switch. The connection points are adapted for electrical connection to the first and second end leads of each coil of the plurality of electric coils. The switch is controlled by the controller for switching between a plurality of coil configurations associated with the plurality of electric coils, and based at least in-part on an operating parameter of the electric motor.
    Type: Application
    Filed: January 14, 2019
    Publication date: July 18, 2019
    Inventors: Tadeusz Pawel Witczak, Stella M. Oggianu, Cezary Jedryczka, Wojciech Szelag
  • Publication number: 20190222083
    Abstract: A stator for an electric motor having a rotation axis includes a plurality of electric coils. Each one of the plurality of electric coils include an inner winding layer, a plurality of mid-winding layers, and an outer winding layer. The inner winding layer is wound about and spaced from a centerline that generally intersects the rotation axis, and defines an opening for the flow of cooling air. The plurality of mid-winding layers are disposed radially outward from the inner winding layer with respect to the centerline. Each mid-winding layer of the plurality of mid winding layers is disposed radially inward from the next adjacent mid-winding layer with respect to the centerline. The outer winding layer is disposed radially outward from the plurality of mid-winding layers with respect to the centerline.
    Type: Application
    Filed: January 14, 2019
    Publication date: July 18, 2019
    Inventors: Tadeusz Pawel Witczak, Cezary Jedryczka, Wojciech Szelag