IP Library Granted Patent US 11,555,734
Granted Patent B1
US 11,555,734 · App. 17/651,724 · Granted Jan 17, 2023

Smart and cloud connected detection mechanism and real-time internet of things (IoT) system management

Inventors: Arindam Chakraborty (Milwaukee, WI); Glen Trickle (Milwaukee, WI)
Assignee: Zurn Industries, LLC
G01F23/802G01F23/18G01F23/20G01F23/296
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Quick Facts
Patent No.
US 11,555,734
App. No.
17/651,724
Granted
Jan 17, 2023
Kind
B1
Abstract

A fixture for flooding detection that includes a communication interface; a processor; and a computer-readable storage media coupled to the processor and having instructions stored thereon which, when executed by the processor, cause the processor to perform operations comprising: receiving, from a first sensor, a first signal indicative of a water level at a location within a facility, determining, based on the first signal, the water level at the location within the facility, determining a shut-off condition based on the water level at the location within the facility reaching a first predetermined height, and transmitting, via the communication interface, a shut-off signal to at least one water inlet at the location within the facility.

Claims (61)

1. A fixture for flooding detection, the fixture comprising:

a communication interface;

a processor; and

a computer-readable storage media coupled to the processor and having instructions stored thereon which, when executed by the processor, cause the processor to perform operations comprising:

receiving, from a first sensor of a leak detection device, a first signal indicative of a water level at a location within a facility,

determining, based on the first signal, a shut-off condition when the water level at the location within the facility has reached a first predetermined height,

transmitting, via the communication interface, a shut-off signal to at least one water inlet at the location within the facility,

receiving, from a second sensor of the leak detection device, a second signal indicative of the water level at the location within the facility, wherein the second sensor is located a greater distance from a ground surface than the first sensor,

determining, based on the second signal, an open condition when the water level at the location within the facility has reached a second predetermined height and the shut-off signal has been transmitted to the at least one water inlet, and

transmitting, via the communication interface, an open command to a drain at the location, wherein a valve opens to allow water to flow down the drain in response to receiving the open command.

2. The fixture of claim 1 , wherein the operations further comprise:

transmitting, to a remote device via the communication interface, a first indication indicating the water level at the location within the facility and a second indication indicating that a shut-off signal was transmitted to at least one water inlet.

3. The fixture of claim 2 , wherein the operations further comprise:

receiving, from the remote device via the communication interface, prior to transmitting the first indication and the second indication, a user input triggering a shut off of the at least one water inlet.

4. The fixture of claim 2 , wherein the operations further comprise:

determining, based on a signal from the at least one water inlet, that the shut-off of the at least one water inlet did not occur, and

providing, to the remote device via the communication interface, in response to the determining that the shut-off of the at least one water inlet did not occur, an alert to dispatch personnel to manually shut off the at least one water inlet.

5. The fixture of claim 4 , wherein the remote device is a local building management system (BMS).

6. The fixture of claim 1 , wherein the fixture receives the first signal from the first sensor via the communication interface.

7. The fixture of claim 1 , wherein the fixture comprises the leak detection device, and wherein the first sensor is physically and electrically integrated into the fixture.

8. The fixture of claim 1 , wherein the first sensor is one of a capacitive sensor, a weight sensor, an ultrasonic sensor, a resistive sensor, a thermal sensor, and a magnetic sensor.

9. A server configured to detect flooding, the server comprising:

a communication interface configured to facilitate communication between a fixture and one or more devices which execute an application;

a memory configured to store instructions; and

a processor coupled to the memory and the communication interface, the processor executing flooding detection in conjunction with the instructions stored in the memory, wherein the instructions include:

receiving, from a first sensor of a leak detection device, a first signal indicative of a water level at a location within a facility,

determining, based on the first signal, a shut-off condition when the water level at the location within the facility has reached a first predetermined height,

transmitting, via the communication interface, a shut-off signal to at least one water inlet at the location within the facility,

receiving, from a second sensor of the leak detection device, a second signal indicative of the water level at the location within the facility, wherein the second sensor is located a greater distance from a ground surface than the first sensor,

determining, based on the second signal, an open condition when the water level at the location within the facility has reached a second predetermined height and the shut-off signal has been transmitted to the at least one water inlet, and

transmitting, via the communication interface, an open command to a drain at the location, wherein a valve opens to allow water to flow down the drain in response to receiving the open command.

10. The server of claim 9 , wherein the instructions further include:

transmitting, to a remote device via the communication interface, a first indication indicating the water level at the location within the facility and a second indication indicating that a shut-off signal was transmitted to at least one water inlet.

11. The server of claim 10 , wherein the instructions further include:

receiving, from the at least one water inlet via the communication interface, temperature and pressure data associated with the at least one water inlet prior to the shut-off signal,

determining, based on the temperature and pressure data, at least one variation in at least one of the temperature and the pressure of the water at the at least one water inlet, and

providing, to the remote device via the communication interface, an alert indicating the at least one variation.

12. The server of claim 10 , wherein the instructions further include:

receiving, via the communication interface, a second signal from a roof drain that is installed at the location within the facility,

determining, via the communication interface, that the roof drain is experiencing one of an overflow condition and a leak condition, and

transmitting, to the remote device via the communication interface, a third indication indicating that the roof drain is experiencing one of the overflow condition and the leak condition.

13. The server of claim 12 , wherein the instructions further include:

determining, in response to determining that the roof drain is experiencing one of the overflow condition and the leak condition, that the roof drain caused the flooding.

14. The server of claim 10 , wherein the instructions further include:

providing, to a user interface of the remote device via the communication interface in response to transmitting the first indication, a marker that marks the location within the facility of the at least one water inlet that is causing the flooding.

15. A flooding detecting system comprising:

a fixture;

a first sensor communicatively coupled to the fixture; and

a server, wherein the server comprises:

a communication interface configured to facilitate communication between the fixture and one or more devices which execute an application;

a memory configured to store instructions; and

a processor coupled to the memory and the communication interface, the processor executing flooding detection in conjunction with the instructions stored in the memory, wherein the instructions include:

receiving, from a first sensor, a first signal indicative of a water level at a location within a facility,

determining, based on the first signal, a shut-off condition when the water level at the location within the facility has reached a first predetermined height,

transmitting, via the communication interface, a shut-off signal to at least one water inlet at the location within the facility,

receiving, from a second sensor, a second signal indicative of the water level at the location within the facility, wherein the second sensor is located a greater distance from a ground surface than the first sensor,

determining, based on the second signal, an open condition when the water level at the location within the facility has reached a second predetermined height and the shut-off signal has been transmitted to the at least one water inlet, and

transmitting, via the communication interface, an open command to a drain at the location, wherein a valve opens to allow water to flow down the drain in response to receiving the open command.

16. The system of claim 15 , wherein the instructions further include:

transmitting, to a remote device via the communication interface, a first indication indicating the water level at the location within the facility and a second indication indicating that a shut-off signal was transmitted to at least one water inlet.

17. The system of claim 15 , wherein the first sensor is physically and electrically integrated into the fixture.

Assignments (6)
NOTICE OF SUCCESSION OF AGENCY OF REEL/FRAME 066293/0879 Recorded Feb 20, 2026
From: UBS AG, STAMFORD BRANCH, AS PRIOR AGENT (F/K/A CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH)
To: JPMORGAN CHASE BANK, N.A., AS SUCCESSOR AGENT
Reel/Frame 074947/0479 →
CONVERSION Recorded Jan 16, 2024
From: ZURN INDUSTRIES, LLC
To: ZURN INDUSTRIES, LLC
Reel/Frame 066336/0603 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 16, 2024
From: ZURN INDUSTRIES, LLC
To: ZURN WATER, LLC
Reel/Frame 066337/0918 →
PATENT SECURITY AGREEMENT Recorded Dec 18, 2023
From: ZURN WATER, LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT
Reel/Frame 066293/0879 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 12, 2022
From: CHAKRABORTY, ARINDAM
To: ZURN INDUSTRIES, LLC
Reel/Frame 062059/0835 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 12, 2022
From: TRICKLE, GLEN
To: ZURN INDUSTRIES, LLC
Reel/Frame 062059/0916 →