Patent ID: 9088090
Filing Date: 2015-07-21
Classification: H01R,Y10T

Abstract:
1. A universal purpose power adaptor, comprising: a first box having a first socket, a first plug, a first terminal block, a first LED indicator having a first anode and a first cathode; and a first selector circuit, wherein the first socket, the first plug, the first terminal block and the first LED indicator are respectively connected to the first selector circuit; a second box having a second plug, a second terminal block, a second LED indicator having a second anode and a second cathode; and a second selector circuit, wherein the second plug, the second terminal block and the second LED indicator are respectively connected to the second selector circuit; wherein the second plug is coupleable to the first socket, wherein the second plug is coupleable to a power output port of a backup battery and the first plug couples to the charging port of the backup battery; wherein each of the first and second terminal blocks further comprises: wherein the first selector circuit further comprises: a second MOS transistor having a second source electrode, second gate electrode, and second drain electrode, wherein the first gate electrode is connected to the second drain electrode; wherein a first resistor end and a third resistor end are coupled to the first drain electrode, wherein the second resistor end is coupled to the second gate electrode, wherein the fourth resistor end is coupled to the first gate electrode, wherein the fifth resistor end is coupled to the first source electrode, wherein the sixth resistor end is coupled to the first anode of the first LED indicator, wherein the first cathode of the first LED indicator is coupled to ground; wherein the first source electrode is coupled to a first power output having a grounding terminal coupled to ground; and wherein a first plug and a first socket are respectively connected to the first power output.