An Apparatus for remote inspection of emergency equipment at one or a system of
emergency equipment stations includes, eg, at each emergency equipment station: a …

US10529221B2 - Modular approach for smart and customizable security solutions and
other applications for a smart city - Google Patents US10529221B2 - Modular approach for …

Diagnosing operation of an impulse piping line in an indus trial process is provided. A
vibration source transmits a vibra tion signal through the piping and a vibration signal …

In its first aspect, the present invention provides a system for leak detection and location in a
pipe network. The system of the invention comprises two or more flow meters and a two or …

Tracking vibrations on a pipeline network includes installing multiple vibration recorders on
the pipeline network, with each recorder including a Sensor, a timer, a processor, and a …

A nozzle cap assembly can include a nozzle cap housing configured to mount on a hydrant,
a nozzle cap cover mounted on the nozzle cap housing, an antenna cover positioned on the …

(57) ABSTRACT A leak detection structure for attachment to a fire hydrant includes an
enclosure, the enclosure defining a cavity inter nal to the enclosure and a leak detection …

A system is disclosed for detecting and locating harmful impacts to pipelines using sensors
placed along the pipeline. The exact spacing of sensors is site specific and is set with the …

Related US Application Data (63) Continuation-in-part of application No. 10/291.748,
OTHER PUBLICATIONS filed on Nov. 1 2, 2002, now Pat. No. 6,957,157, and a Technical …

(57) ABSTRACT A leak detection system includes a housing for installation within a hydrant;
at least one leak detection sensor within the housing; and a transmitter circuit in …