Patent ID: 9709611
Date: 2017-07-18
CPC Classifications: G01R,G08B

Claim:
1. A power strip with a power meter comprising: a cord; at least one electric socket; a power measurement device; an optional on-off switch; and a housing; wherein the power measurement device comprises a current transformer, a terminating resistor, a measurement circuit and a display; wherein the measurement circuit is a wattmeter; wherein the measurement circuit is an light emitting diode display circuit that comprises a first full wave rectifier, a second capacitor, a third capacitor, a dot bar display driver integrated circuit, a plurality of display LEDs, a first dc power supply voltage, a first reference resistor, and a second reference resistor; wherein an overcurrent alarm circuit is further defined with a second full wave rectifier, a first capacitor, a comparator circuit, a switching transistor, a fifth pull up resistor, an alarm device a second dc power supply voltage.