Patent ID: 7021976

Claim:
A spring connector comprising: a supporting member comprising a base for mounting on a substrate, a pillar of diameter smaller than the base formed on the base, a head formed on the pillar and having a diameter larger than that of the pillar, an annular shoulder formed between the pillar and the head, and an upper end of the head having an inclined surface; a cylindrical plunger having a closed upper end having a generally semicircular cross-section for contact with a terminal electrode, a lower end having an annular bent portion defining an opening, and an inner space in which the head of the supporting member is slidably inserted, an annular edge of the opening being slidably engaged with a peripheral wall of the pillar; and a coil spring provided in the inner space of the cylindrical plunger between the closed upper end and the inclined surface of the head so that the shoulder of the head is pressed against the annular bent portion of the opening.