US Patent 8096818 Modular wiring system with locking elements

A wiring system includes a wiring module and a functional module. The wiring module in at least one embodiment includes elongated holes or openings which are configured to engage or lock with prongs on a functional module to create a lockable connection. The wiring module and the functional module form both a physical and an electrical connection. In another embodiment, there is an adapter which is configured to connect the wiring module and the functional module or unit together.