Patent ID: 6994564

Claim:
A connector having dual functions including a hollow T-shape body with a front opening and side grooves, a hole and a recess being formed on top surface of the body; a positive-pole connecting leg being received in the opening, the tail end of which passing through the body and being folded, and the leg being provided with a middle ring with an annular groove, which is capable of allowing a slice to be inserted into the hole and engaged within the groove for positioning the leg in the body firmly; a negative-pole metal sleeve being received in the opening around the leg, having two conductive ends, which pass through the body and can be folded to obtain a secure connection with the body; and a signal plug being engaged with the recess while its inner end can insert into the body and reaches in the opening, and a shell being provided to cover body and all above means, wherein the shell having side engaging pieces for connecting with the side grooves of the body to obtain a firm connection and become a single object.