Patent ID: 9204549
Filing Date: 2015-12-01
Classification: F21V,F21Y,H01R,H05K

Abstract:
1. An apparatus comprising a plurality of types of plugs used for different purposes and a plurality of a circuit board assemblies, wherein each of the plurality of the circuit board assemblies includes a circuit board, an electrical/electronic device and a plurality of sockets, wherein the circuit board has a plurality of wiring portions formed thereon, wherein the electrical/electronic device is mounted on the circuit board, wherein the sockets are attached to an upper portion of the circuit board and connected to the electrical/electronic device via the plurality of wiring portions, wherein the sockets included in all of the plurality of circuit board assemblies have a common shape and structure that is designed to receive any of the plurality of types of plugs, wherein each of the sockets comprises an insulative base portion and at least two primary terminals, the insulative base portion having at least two recesses formed in an upper surface thereof, the at least two primary terminals being held on the base portion so that part of the primary terminals is located within the recesses, the at least two recesses being located so that a center of the socket is interposed therebetween, the at least two primary terminals being connected to the wiring portions of the circuit board to which the socket is attached, each of the plurality of types of plugs having protrusions which are fitted in the recesses, and wherein the plurality of types of plugs include a connection plug for connection between two circuit board assemblies, a feeder plug for power supply, and a short-circuit plug for establishing a short circuit between two electric paths on one circuit board assembly.