DETAILED DESCRIPTION OF THE INVENTION While this invention is susceptible of embodiment in many different forms, there is shown in the drawings and will hereinafter be described in detail a preferred embodiment of the invention, and modifications thereto, with the understanding that the present disclosure is to be considered as an exemplification of the principles of the invention and is not intended to limit the invention to the embodiments illustrated. Furthermore, while the several preferred embodiments of the invention will be described with reference to a battery charger, it is readily apparent that the invention has application for use in connection with any type of electrical device adapted to be plugged into an outlet, and wherein simultaneous auxiliary support for the electrical device is desired. The overall system 20 of which the present modified sources form elements is shown in FIG. 1. System 20 includes a charge current source 22 and a conventional outlet source 24 of 120V AC. A battery carrying module 60 is releasably connected to the charge current source and is adapted to accommodate a plurality of batteries 62, 62. To aid in understanding the invention, FIG. 1 shows in exploded form charge current source 22, module 60 and batteries 62 as generally located when assembled for charging. FIG. 2 shows an assembled unit with two batteries in place for charging. While the charger is shown hanging down from the lower socket, obviously, it can be arranged to stand upwardly, and the top socket can be used. THE CHARGE SOURCE The charge current source 22 is comprised of a conventional high impedence center tap transformer. Two blades 26 and 28 are provided in one face of the charger housing for connection to a socket receptable 38 of the source 24 of 120V AC. Source 22 is available commercially from the assignee, General Electric Company, under the designation BC-3 miniature charger, and is described in the above-identified U. S. Pat. No. 4,009,429. Charge current source 22 comprises a transformer to make available from the standard 110-120 volt, 60 cycle AC line an output current of appropriate magnitude for the load provided
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