An inserted type power receptacle apparatus includes a main body and an inserted pole connecting with the main body. Ownership of inputoutput data on the bus is then acquired by the cache when an address on the bus corresponds to an address of a data block stored in the cache. Multiple transparent windows are respectively provided on a periphery of the seat. During undisturbed operation, data packets are routed via the first transmission path and if said path is interrupted, the packets are routed via the second transmission path. A method of making the multilayer panel includes tethering the loftable material in a tethering frame prior to lofting and transferring the tethering frame including the lofted material into a mold to form into the multilayer panel.