US Patent 10024465 Energy harvesting circuit for life-sensing hose assembly

A hose monitoring system and a method of monitoring a hose are disclosed. A system includes a hose assembly including a hose having a first conductive layer and a second conductive layer, and a monitoring circuit in electrical communication with the first and second conductive layers. The system also includes an energy harvesting unit in electrical communication with the monitoring circuit, the energy harvesting unit including one or more energy harvesters for providing electrical energy to the monitoring circuit.