| 摘要 |
A female housing (20) has: a first guide rail (25) that restricts the movement of a guide arm (13) in the up/down direction and guides the movement of the guide arm (13) towards the engagement direction; and a locking protrusion (29) that locks a lock arm (15) in the engaged state, and restricts the movement of a male housing (10) in the engagement direction. |
