Patent ID: 8840421

Claim:
An electrical connector assembly, comprising: a receptacle connector, comprising a housing unit defining a mating cavity communicating with an exterior via an insertion opening at a front end thereof, a plurality of contact grooves defined within the housing unit and extending along a front-to-rear direction; a plurality of contacts arranged in the contact grooves in a side-by-side manner; a pair of elastic locking devices disposed at opposite sides of the mating cavity and each having a pair of locking arms projecting into the mating cavity, said locking arms being formed within a common plane which is perpendicular to the front-to-rear direction; and a plug connector, inserted into said mating cavity and being clipped by said locking arms wherein the housing unit comprises a front cover, a rear insulative housing and a moving space between the front cover and rear insulative housing, the elastic locking devices are received within the moving space, wherein four blocks protrudes forwardly from a front face of the rear insulative housing, the front cover defines four receiving slots for receiving said blocks.