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).
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Patent number: 11912533Abstract: According to an aspect, a method includes monitoring a plurality of vibration data by a vibration monitoring beacon and determining that the vibration monitoring beacon has been installed at a service location based on detecting an installation characteristic signature in the vibration data. The vibration monitoring beacon can transition into a learning mode based on determining that the vibration monitoring beacon has been installed at the service location. The method can also include monitoring for a learning mode termination event and transitioning the vibration monitoring beacon from the learning mode to a normal operation mode based on detecting the learning mode termination event.Type: GrantFiled: February 27, 2023Date of Patent: February 27, 2024Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Yrinee Michaelidis
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Patent number: 11904196Abstract: A fire suppressant storage device (20) comprises: a tank (22) having a first port (40), a second port (70), and an interior (32) for storing fire suppressant. A discharge assembly (46) is mounted to the first port and comprises a discharge valve (48) and a charge conduit (50) at least partially within the interior. The discharge conduit has an interior and an exterior. A liquid level measurement assembly (82; 200; 250; 300; 400) is mounted to the second port and comprises: a tube (100) at least partially within the tank interior and having an interior sealed relative to the surrounding tank interior and an exterior; a float (120; 220) surrounding the tube; and a member (122; 222; 252; 302) axially movable within the tube interior. One of the float and the member comprises an upper magnet (130; 230) and a lower magnet (132; 232). The other of the float and the member magnetically cooperates with the upper magnet and the lower magnet to relatively axially trap the member to the float.Type: GrantFiled: October 2, 2019Date of Patent: February 20, 2024Assignee: Carrier CorporationInventors: Marcin Piech, Cezary Jedryczka, Wojciech Szelag, Rafal Wojciechowski, Tadeusz Pawel Witczak
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Patent number: 11814266Abstract: An illustrative example embodiment of an elevator system includes a platform and a plurality of supports configured to selectively engage a nearby structure. The plurality of supports include at least a first support and a second support. The first and second supports alternate between engaging the nearby structure to support the platform while the other one of the supports is disengaged from the nearby structure. At least one of the first and second supports is configured to move relative to the platform while engaging the nearby structure to cause vertical movement of the platform.Type: GrantFiled: September 1, 2020Date of Patent: November 14, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Stephen Richard Nichols, Tadeusz Pawel Witczak, John-Paul Clarke
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Patent number: 11767194Abstract: An illustrative example elevator sensor device includes at least one sensor supported on a door of an elevator car. The sensor provides an output including an indication of at least movement of the door along at least one axis and movement of the elevator car along at least one axis. A processor associated with the at least one sensor receives the output and determines at least one characteristic of the movement of the door based on the indication of the movement of the door. The processor also determines a location of the elevator car where the movement of the door occurs based on the indication of movement of the elevator car.Type: GrantFiled: January 28, 2019Date of Patent: September 26, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Nikola Trcka, Yrinee Michaelidis
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Publication number: 20230266157Abstract: In a system for measuring a fire suppressant or fire suppression propellant quantity, the system comprising: a base (102); a top plate (106) positioned to support a tank (22) of said fire suppressant or fire suppression propellant; a plurality of springs (112) positioned between the top plate and the base to support the top plate atop the base, the plurality of springs positioned to support the top plate along a range of motion between an extended condition and a retracted condition; a first magnetic member (142) mounted to the base; a second magnetic member (140) mounted to the top plate so that a spacing between the first magnetic member and the second magnetic member decreases as the top plate moves from the extended condition to the retracted condition. At least one of the first magnetic member and the second magnetic member is a permanent magnet. A magnetic field sensor (160) is positioned to detect changes in a magnetic field associated with changes in said spacing.Type: ApplicationFiled: April 26, 2023Publication date: August 24, 2023Applicant: Carrier CorporationInventors: Marcin Piech, Tadeusz Pawel Witczak, Beata I. Wawrzyniak
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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: 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: 11702316Abstract: Disclosed is an elevator inspection system, having: a sensor implement; a robotic platform supporting the sensor, the robotic platform configured to inspect a hoistway; a controller operationally connected to the robotic platform and the sensor, wherein the controller is configured to define hoistway model data for the hoistway, from sensor data, corresponding to locations and shape boundaries of the hoistway and doorway openings formed in the hoistway.Type: GrantFiled: March 16, 2020Date of Patent: July 18, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Joseph Crute
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Publication number: 20230219787Abstract: According to an aspect, a method includes monitoring a plurality of vibration data by a vibration monitoring beacon and determining that the vibration monitoring beacon has been installed at a service location based on detecting an installation characteristic signature in the vibration data. The vibration monitoring beacon can transition into a learning mode based on determining that the vibration monitoring beacon has been installed at the service location. The method can also include monitoring for a learning mode termination event and transitioning the vibration monitoring beacon from the learning mode to a normal operation mode based on detecting the learning mode termination event.Type: ApplicationFiled: February 27, 2023Publication date: July 13, 2023Inventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Yrinee Michaelidis
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Patent number: 11673768Abstract: Disclosed is an elevator inspection system, the system having: a robotic platform configured to inspect a hoistway; a platform propulsor operationally connected to the robotic platform; and a controller operationally connected to the platform propulsor, wherein the controller is configured to control the platform propulsor to propel the robotic platform vertically within the hoistway.Type: GrantFiled: March 16, 2020Date of Patent: June 13, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Joseph Crute
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Patent number: 11668596Abstract: In a system for measuring a fire suppressant or fire suppression propellant quantity, the system comprising: a base (102); a top plate (106) positioned to support a tank (22) of said fire suppressant or fire suppression propellant; a plurality of springs (112) positioned between the top plate and the base to support the top plate atop the base, the plurality of springs positioned to support the top plate along a range of motion between an extended condition and a retracted condition; a first magnetic member (142) mounted to the base; a second magnetic member (140) mounted to the top plate so that a spacing between the first magnetic member and the second magnetic member decreases as the top plate moves from the extended condition to the retracted condition. At least one of the first magnetic member and the second magnetic member is a permanent magnet. A magnetic field sensor (160) is positioned to detect changes in a magnetic field associated with changes in said spacing.Type: GrantFiled: September 30, 2019Date of Patent: June 6, 2023Assignee: Carrier CorporationInventors: Marcin Piech, Tadeusz Pawel Witczak, Beata I. Wawrzyniak
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Patent number: 11649136Abstract: A method of monitoring a conveyance apparatus within a conveyance system is provided. The method including: obtaining a starting location position probability distribution of the conveyance apparatus within the conveyance system; detecting motion of the conveyance apparatus away from the probable starting location for a period of time; determining a distance traveled by the conveyance apparatus during the period of time; determining a direction of motion of the conveyance apparatus during the period of time; and determining a probability of the conveyance apparatus being at each of a plurality of possible destination locations at a conclusion of the period of time in response to the starting location position probability distribution and at least one of the distance traveled, the direction of motion, and the period of time.Type: GrantFiled: February 4, 2019Date of Patent: May 16, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Nikola Trcka, Lindsay Wos, Oleh Shvets, Andrzej Bohonos, Lukasz Majchrzak, Pawel Drzycimski
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Patent number: 11613445Abstract: According to an aspect, a method includes monitoring a plurality of vibration data by a vibration monitoring beacon and determining that the vibration monitoring beacon has been installed at a service location based on detecting an installation characteristic signature in the vibration data. The vibration monitoring beacon can transition into a learning mode based on determining that the vibration monitoring beacon has been installed at the service location. The method can also include monitoring for a learning mode termination event and transitioning the vibration monitoring beacon from the learning mode to a normal operation mode based on detecting the learning mode termination event.Type: GrantFiled: December 5, 2018Date of Patent: March 28, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Yrinee Michaelidis
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Patent number: 11584614Abstract: 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: GrantFiled: June 15, 2018Date of Patent: February 21, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Derk Oscar Pahlke, Yrinee Michaelidis
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Patent number: 11548761Abstract: 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: GrantFiled: July 24, 2019Date of Patent: January 10, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Stella M. Oggianu, Ankit Anand Gupta, Tadeusz Pawel Witczak, Craig Drew Bogli, Vineet Srivastava
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Patent number: 11518650Abstract: 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: GrantFiled: June 15, 2018Date of Patent: December 6, 2022Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Craig Drew Bogli, Ezhil Nanjappan, Derk Oscar Pahlke
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Patent number: 11464072Abstract: A communications system includes a root node; a plurality of nodes in communication with the root node, the plurality of nodes defining a mesh network; the root node configured to: determine a time delay to each node of the plurality of nodes; transmit audio data to the plurality of nodes, the plurality of nodes configured to produce audio corresponding to the audio data; transmit a delay code to the plurality of nodes, each of the plurality of nodes producing the audio corresponding to the audio data at a time corresponding to the delay code.Type: GrantFiled: November 12, 2020Date of Patent: October 4, 2022Assignee: CARRIER CORPORATIONInventors: Marcin Piech, Tadeusz Pawel Witczak, Lukasz Majchrzak, Dawid Milcarek
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Publication number: 20220063959Abstract: An illustrative example embodiment of an elevator system includes a platform and a plurality of supports configured to selectively engage a nearby structure. The plurality of supports include at least a first support and a second support. The first and second supports alternate between engaging the nearby structure to support the platform while the other one of the supports is disengaged from the nearby structure. At least one of the first and second supports is configured to move relative to the platform while engaging the nearby structure to cause vertical movement of the platform.Type: ApplicationFiled: September 1, 2020Publication date: March 3, 2022Inventors: Stephen Richard NICHOLS, Tadeusz Pawel WITCZAK, John-Paul CLARKE
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Patent number: 11214466Abstract: 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.Type: GrantFiled: November 19, 2020Date of Patent: January 4, 2022Assignee: OTIS ELEVATOR COMPANYInventors: Craig Drew Bogli, Tadeusz Pawel Witczak, Nikola Trcka, Philipp Schedl, Robert Takacs
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Publication number: 20210403284Abstract: Disclosed is a system for installing a sensor to a passenger conveyance system, wherein the sensor is configured for being positioned on the passenger conveyance system; and an on-board indicator or a mobile device is in communication with the sensor, configured for providing feedback indicative of whether the sensor is aligned to an axis within an alignment tolerance.Type: ApplicationFiled: June 27, 2020Publication date: December 30, 2021Inventors: Tadeusz Pawel Witczak, Craig Bogli