Subclass 4/08: Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation (details of contacts of coupling devices H01R 13/00 ; coupling devices H01R 12/7, H01R 24/00-H01R 33/00 ; flexible or turnable line connectors H01R 35/00 non-rotary current collectors H01R 41/00 ) effected by an explosion