Friedman Siegelbaum LLP
Multiple socket compatible plug
 A socket-compatible plug which includes a plug body with a plurality of holes, plurality of plug pins respectively insertable into selected ones of the plurality holes, and a medium mounted into respective selected ones of the plural holes for urging selected ones of the plurality of plug pins beyond the respectively selected ones of the plurality of holes. The plug further includes a back cover. The plurality of holes of the plug body includes a medium-mounting hole and the selected ones of the plurality of holes. Each of the selected ones can include a plug pin positioning region and a medium positioning region. The plug pin positioning region can include an upper edge and the plug pin includes a flange engaged with the upper edge. The back cover urges the medium to the medium positioning region, while the plug body is assembled with the back cover. 
H H H
H01R H01R H01R
additional inventional inventional
Chin Wen
Chou