Patent ID: 7946892

Claim:
Connection device for electrical or electronic connections, comprising a socket connector with a plurality of contact sockets and a pin connector connected to an electric cable and with a plurality of contacts provided with pins able to engage with said contact sockets following insertion of said pin connector inside said socket connector, wherein the pin connector comprises an internally hollow main body which houses, inside it, at least one first bush which is made of insulating material and inside which said contacts are inserted and from which said pins protrude, and said socket connector comprising an internally hollow main body which houses inside it a second bush which is made of insulating material and inside of which said contact sockets are inserted, said main body of the pin connector being provided with a free section able to engage sealingly inside an annular cavity formed between said second bush made of insulating material and the inner walls of the main body of said socket connector, the main body of said socket connector comprising a first cylindrical seat in which an annular groove for housing a toroidal spring is formed, said cylindrical end section of the pin connector being inserted in said first cylindrical seat, and an annular groove able to receive said toroidal spring, during the substantially snap-type engagement of the pin connector inside the socket connector, being formed on the outside of said pin connector.