Patent ID: 6840789

Claim:
A connector, comprising: a first housing with a terminal-accommodating portion for accommodating at least one terminal fitting and having different vertical and horizontal dimensions, and at least one lock on a shorter outer surface of the terminal-accommodating portion, and a second housing including a receptacle for receiving the terminal-accommodating portion, at least one mating terminal fitting connectable with the terminal fitting, and an engaging portion engageable with the lock when the terminal-accommodating portion is fit into the receptacle wherein: at least one connection guide is formed on an inner surface of the receptacle of the second housing and extends in a fitting direction of the terminal-accommodating portion, at least one guidable portion is formed on an outer surface of the terminal accommodating portion of the first housing and disposed for sliding contact with the connection guide when the terminal-accommodating portion is fit into the receptacle, and at least one rib projects on a shorter surface of the terminal-accommodating portion opposite from the shorter surface that has the lock, the rib having a front end configured and disposed to interfere with an opening edge of the receptacle to prevent a front end of the terminal-accommodating portion from contacting a leading end portion of the mating terminal fitting in the receptacle.