Today in 2010, US Patent 7757908 B1 was issued, an invention of Thomas R. Buhl, Jr., for his “Portable Container and Dispenser For Kegged Beer.” Here’s the Abstract:

A combination beer container and dispenser includes an outer container having a top section provided with an opening centrally formed therein. The top section includes a removable lid selectively positional in the opening. The outer container further has front and rear sections and includes a plurality of flange portions extending inwardly and orthogonally from the front and rear sections. An inner container having a cylindrical shape defines a cavity therein. A mechanism for dispensing beer from the keg and a mechanism for securing the keg within the inner container are also included. An axle having opposed end portions is positioned in a bore. A drain cock is directly conjoined to the rear and is manually adaptable between open and closed positions. A plurality of wheels are conjoined to the end portions of the axle. Such wheels include coextensive and juxtaposed ridges for providing traction.