GRILLE SHUTTER APPARATUS WITH WICKET DOOR

PROBLEM TO BE SOLVED: To provide a grille shutter apparatus with a wicket door, which enables entrance and exit to be freely performed even during closing of a shutter.SOLUTION: A grille shutter apparatus 1 includes: a wicket door 2 which is configured by connecting shutter members 21 inserted into a plurality of pipes 19 for a curtain, respectively, and capable of sliding in the pipes 19 for the curtain; and a lock device 23 which includes a locking protruding/receding piece 28 inserted into a hole part 25 formed in the shutter member 21. The wicket door 2 can be moved by making the shutter member 21 inserted into the pipe 19 for the curtain and making the shutter member 21 slide in the pipe 19 for the curtain, and can open/close an opening 101 provided in the shutter curtain 12. In a state in which the opening 101 is closed, the locking protruding/receding piece 28 is fitted into the hole part 25 to make the wicket door held in a closing position.