Patent ID: 11946233
Assignee: MUELLER INTERNATIONAL, LLC
Field: Measurement (Instruments)
Classification: CPC E  G  H  Y | IPC E  G

Claim 32:
33. A fire hydrant comprising:
an upper barrel defining a cavity for fluid flow;
a lower barrel connected to a bottom of the upper barrel and defining a cavity in fluid communication with the cavity of the upper barrel;
a valve plate located in sealing communication with a lower end of the lower barrel; and
a stem mechanically connected to the valve plate and configured to allow opening and closing of the valve plate, the stem being at least partially hollow and defining an interior cavity; and
a sensing assembly located at least partially within at least one of the cavity of the lower barrel and the cavity of the upper barrel, the sensing assembly comprising:
a sensor housing defining a housing cavity, the sensor housing at least partly received within a stem bore of the valve plate;

a sensor located within the housing cavity;
a PCB in electrical communication with the sensor;
at least one battery in electrical communication with the sensor; and
an antenna in electrical communication with the sensor, the stem defining an antenna channel, a wire located within the antenna channel connecting the antenna to the PCB.