swing door

An opportunity presents itself to you, a double-swing door opening into the future.

She came out to the front through the swing-door, looked up and down the road, and seemed to go back happier.

He pushed the swing door and at once found himself in a room which seemed redolent of the country which everyone loves.

She took the lift, glided down, walked slowly and carelessly across the hall and passed out by the swing door.

I modestly assented, and we all fell through a little dirty swing door, into a sort of hot packing-case immediately behind it.