Abstract: An ultrasonic flow meter assembly includes a meter housing comprising an upper housing and a lower housing, the lower housing defining a first piezo mount, a second piezo mount, a first reflector mount and a second reflector mount; a first piezoelectric transducer supported on the first piezo mount and a second piezoelectric transducer supported on the second piezo mount; a first reflector mounted to the first reflector mount and defining a first reflective surface, the first reflective surface vertically aligned with the first piezoelectric transducer; and a second reflector mounted to the second reflector mount and defining a second reflective surface, the second reflective surface vertically aligned with the second piezoelectric transducer; wherein the first and second reflectors are configured to reflect ultrasonic signals from the first piezoelectric transducer to the second piezoelectric transducer.

Abstract: Example aspects of a nozzle cap adapter, a nozzle cap assembly, and a method for method for mounting a nozzle cap to a fire hydrant nozzle are disclosed. The nozzle cap adapter can comprise an adapter ring defining a first adapter ring end, a second adapter ring end opposite the first adapter ring end, and an interior void extending from the first adapter ring end to the second adapter ring end; a nozzle connector extending from the second end of the adapter ring, the nozzle connector configured to rotatably engage a fire hydrant nozzle; and a latch coupled to the adapter ring and configured to removably lock the nozzle cap adapter onto the fire hydrant nozzle.

Abstract: A nozzle cap for a fire hydrant includes a cap body defining a cap axis and comprising an inner housing defining an inner fastener hole; and an outer housing defining an outer fastener hole, the outer housing axially aligned with and contacting the inner housing; and a fastener defining a head and a shaft, the shaft engaging each of the outer fastener hole and the inner fastener hole to secure the outer housing with the inner housing; a disc spring arranged on the shaft and positioned between the cap body and the head of the fastener; and a compression limiter disposed within the outer fastener hole and defining a limiter opening, wherein the shaft of the fastener further engages the limiter opening.

Abstract: A valve and a method of manufacturing the valve with an adjustable guide assembly is disclosed. The valve comprises a valve body, a gate, and a guide assembly. The valve body defines a valve port and a guide channel. The gate is configured to slide along the guide channel in the valve body between open and closed configurations. The guide assembly comprises a track and a seat. The track comprises an adjustment plate coupled to the track. The adjustment plate of the track is mounted in the guide channel to seal a portion of the gate slideably captured in the guide channel. The seat engages and seals the gate in the closed configuration.

Abstract: A nozzle cap adapter includes an adapter ring defining a first adapter ring end, a second adapter ring end opposite the first adapter ring end, and an interior void extending from the first adapter ring end to the second adapter ring end; a nozzle connector extending from the second adapter ring end of the adapter ring, the nozzle connector configured to rotatably engage a fire hydrant nozzle; and a latch coupled to the adapter ring and configured to removably lock the nozzle cap adapter onto the fire hydrant nozzle; a gasket housing extending into the interior void and defining a gasket groove, the gasket groove facing the second adapter ring end; and a gasket disposed within the gasket groove and configured to abut an end of the fire hydrant nozzle.

Abstract: A nozzle cap for a fire hydrant includes a cap cover comprising a metal material; and a cap body defining a cap axis, the cap body comprising: an inner housing comprising a metal material; and an outer housing comprising a non-metal material, the outer housing disposed axially between the inner housing and the cap cover, the outer housing comprising a substantially circumferential wall, the substantially circumferential wall defining a cavity between the inner housing and the cap cover, wherein a first end of the substantially circumferential wall engages the inner housing.

Abstract: A sensing device for a hydrant can include a sensor located entirely within an interior cavity of a hydrant body of the hydrant and configured to measure a property of a fluid of a fluid distribution system and an antenna in communication with the sensor and positioned within the interior cavity.

Abstract: A sensing assembly of a hydrant can include a sensor housing defining a housing cavity, the sensor housing distinct from a stem of the hydrant and configured to be removably coupled to the stem; a sensor located within the housing cavity; at least one battery in electrical communication with the sensor and located within the housing cavity; and an antenna in electrical communication with the sensor.

Abstract: A stem sealing device for a valve can include a device body defining an annular shape; a stem seal defining an annular shape and configured to seal a gap between a valve stem of the valve and a valve body of the valve and positioned within the device body, the stem sealing device installable in and removable from the valve as an assembly without prior or subsequent removal of the stem seal; and a fastener configured to secure the device body to the valve body.

Abstract: A communications hub for a hydrant can include a plug comprising a non-metallic material and configured to be sealably received within a plug bore defined in a flange of a bonnet of the hydrant, the flange separating an interior cavity of the hydrant from a bonnet cavity of the hydrant; a PCB; at least one battery in electrical communication with the PCB; and an antenna configured for wireless communication with a sensing device located within the interior cavity of the hydrant and in electrical communication with the PCB, the antenna able to receive a wireless signal from the sensing device.

Abstract: A pressure monitoring system for a wet barrel hydrant includes an outer housing comprising a substantially cylindrical sidewall shell and a cap coupled to the substantially cylindrical sidewall shell, a center axis extending centrally through the pressure monitoring system; a pressure sensor configured to measure a pressure of a fluid received in the wet barrel hydrant; and an antenna assembly comprising an antenna, the antenna configured to send signals representative of pressure data measured by the pressure sensor, wherein the antenna assembly is circumferentially surrounded by the cap and is axially spaced from the substantially cylindrical sidewall shell.

Abstract: A sensing device for a hydrant can include a sensor located entirely within an interior cavity of a hydrant body of the hydrant and configured to measure a property of a fluid of a fluid distribution system and an antenna in communication with the sensor and positioned within the interior cavity.

Abstract: A stem sealing device for a valve can include a device body defining an annular shape; a stem seal defining an annular shape and configured to seal a gap between a valve stem of the valve and a valve body of the valve and positioned within the device body, the stem sealing device installable in and removable from the valve as an assembly without prior or subsequent removal of the stem seal; and a fastener configured to secure the device body to the valve body.

Abstract: A communications hub for a hydrant can include a plug comprising a non-metallic material and configured to be sealably received within a plug bore defined in a flange of a bonnet of the hydrant, the flange separating an interior cavity of the hydrant from a bonnet cavity of the hydrant; a PCB; at least one battery in electrical communication with the PCB; and an antenna configured for wireless communication with a sensing device located within the interior cavity of the hydrant and in electrical communication with the PCB, the antenna able to receive a wireless signal from the sensing device.

Abstract: A pressure monitoring system for a wet barrel hydrant includes an outer housing defining a sidewall shell and a cap coupled to the sidewall shell; a sensor housing defining a connector, a housing cavity, and an opening formed through the sensor housing and allowing access to the housing cavity, the connector configured to couple the pressure monitoring system to a wet barrel hydrant; and a base assembly coupled to the sidewall shell and defining a central support and a cylindrical wall, the cylindrical wall extending from the central support towards the cap, the sensor housing coupled to the central support opposite the cylindrical wall.

Abstract: An ultrasonic flow meter assembly includes a meter housing comprising an upper housing and a lower housing, the lower housing defining a first piezo mount, a second piezo mount, a first reflector mount and a second reflector mount; a first piezoelectric transducer supported on the first piezo mount and a second piezoelectric transducer supported on the second piezo mount; a first reflector mounted to the first reflector mount and defining a first reflective surface, the first reflective surface vertically aligned with the first piezoelectric transducer; and a second reflector mounted to the second reflector mount and defining a second reflective surface, the second reflective surface vertically aligned with the second piezoelectric transducer; wherein the first and second reflectors are configured to reflect ultrasonic signals from the first piezoelectric transducer to the second piezoelectric transducer.

Abstract: A bearing system includes a first bearing, the first bearing being annular in shape and defining a ring aperture, the first bearing including a first surface and a second surface, a second bearing being substantially the same in construction to the first bearing, a first surface of the second bearing contacting a second surface of the first bearing, wherein each of the bearings is constructed of nylon MDS.

Abstract: A sensing device for a hydrant can include a sensor located entirely within an interior cavity of a hydrant body of the hydrant and configured to measure a property of a fluid of a fluid distribution system and an antenna in communication with the sensor and positioned within the interior cavity.

Abstract: A nozzle cap for a fire hydrant includes a cap cover comprising a metal material; and a cap body defining a cap axis, the cap body comprising: an inner housing comprising a metal material; and an outer housing comprising a non-metal material, the outer housing disposed axially between the inner housing and the cap cover, the outer housing comprising a substantially circumferential wall, the substantially circumferential wall defining a cavity between the inner housing and the cap cover, wherein a first end of the substantially circumferential wall engages the inner housing.

Abstract: A break check valve includes a valve body defining a mating surface and a valve inner cavity; a pivot pin positioned inside the valve inner cavity and secured to the valve body, an axis of the pivot pin offset in a radial direction with respect to a longitudinal axis of the valve body; and a valve member positioned within the valve inner cavity and configured to rotate about the pivot pin from an open position to a closed position of the valve, the valve member comprising a plate and an arm extending from the plate, the valve member configured to remain in the open position of the valve as long as a mating surface of a hydrant remains in contact with the mating surface of the valve body and configured to close when the mating surface of the hydrant is separated from the mating surface of the valve body.