Patent ID: 7204727

Claim:
An electrical connector element ( 1 ; 100 ; 200 ; 300 ), adapted to couple with a complementary electrical connector element, said electrical connector element comprising: a body of insulating material ( 2 ; 102 ; 202 ; 302 ) inside which are formed first seats ( 22 ) housing respective first metal contacts ( 4 ; 204 ) adapted to receive respective conductors ( 50 ) of electrical feed cables, and a second seat ( 23 ) housing a second metal contact ( 6 ; 106 ; 206 ; 306 ) adapted to come into contact with a conductor of an electrical earth cable, said second metal contact ( 6 ; 106 ; 206 ; 306 ) comprising a plate ( 61 ) provided with a threaded hole ( 62 ) able to accommodate a screw ( 63 ); a cover ( 8 ; 108 ) which can be coupled on said body and provided with first holes ( 83 , 82 ) disposed in registration with said first and second contacts to allow insertion of the conductors of the feed and earth cables; and spring clamping means ( 7 ) of metal material disposed in said first and second seats ( 22 , 23 ) to clamp the electrical cable conductors in contact with the respective first and second contacts, the whole so that said first and second metal contacts and said spring clamping means remain protected inside said insulating body.