439 / | HD | ELECTRICAL CONNECTORS |
775 | DF | METALLIC CONNECTOR OR CONTACT HAVING MOVABLE OR RESILIENT SECURING PART {15} |
816 | DF | .~ Spring actuated or resilient securing part {14} |
819 | DF | .~.~ Separate spring means moves rigid nonresilent clamping part into securing condition {5} |
821 | .~.~.~ Socket connector having three or more annularly arranged duplicate grip elements |