Connector

A connector comprising:

• a first connector housing;
• a second connector to be engaged with the first connector housing;
• a locking arm formed on an outer wall of any one of the first and second connector housings;
• and
• a locking arm receiver formed vertically on an outer wall of the other connector housing,
• wherein when the locking arm is locked on the locking arm receiver, the engagement of the first and second connector housings is maintained,
• wherein the locking arm includes:
• an arm part extending vertically from the outer wall of the one connector housing and extending in an engaging direction of the first and second connector housings;
• and a locking part projecting laterally from the tip of the arm part in an extending direction of the arm part,
• wherein when the first and second connector housings are engaged with each other, the locking part is moved over and locked on the locking arm receiver, and positioned on a side of the locking arm receiver,
• wherein when the first and second connector housings are engaged with each other, the arm part of the locking arm is bent about a base end thereof, and the locking part of the locking arm is moved over a rib and locked on the locking arm receiver, and
• wherein when the locking part of the locking arm is moved over the rib, a first contact position where the locking part firstly abuts on the rib is positioned higher than the base end in a bending direction of the arm part.