Folding Plug System
http://www.minkyu.co.uk/Site/Product/Entries/2009/4/20_Folding_Plug_System.html
"‘Folding Plug’ changes the shape form the normal U.K plug into a 10mm thickness object"
IEC connector - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/IEC_connector
"IEC connector is the common name for the set of thirteen line sockets (called the connector in the specification) and thirteen panel plugs (called the inlet) defined by International Electrotechnical Commission (IEC) specification IEC 60320 (formerly IEC