US Patent 10170849 Connector and connector assembly with slidable latch

A receptacle connector is provided with a slider and a first securing metal fitting. The slider can slide between a locking position where the slider locks a plug connector and a lock releasing position where the slider is separated from the plug connector to an outer side in a longitudinal direction such that locking of the plug connector is released. The first securing metal fitting has the hook, and the slider has the first engageable part that engages with the hook to retain the slider in a selected position.