US Patent 7820922 Electrical offset nipple connector with frustro-conical retaining rings

This disclosure is directed to electrical connectors, and more specifically to various types of electrical connectors, including an offset nipple connector assembly having an integrally formed connector body having opposed end openings provided with an outer surface that slopes downwardly toward the outlet opening and having a complementary sloping or frustro-conical, snap fit, outer, retaining ring with locking tangs for snap locking the end portion of the connector body to an associated electric box or panel, and grounding tangs engaging the inner periphery of a knock out hole of an electric box or panel for effecting a positive electrical ground therebetween.