e/Swing door operator

Information
has gloss	eng: A swing door operator (or swing door opener or automatic swing door operator) is a device that operates a swing door for pedestrian use. It opens or helps open the door automatically, waits, then closes it.
lexicalization	eng: swing door operator
instance of	(noun) a swinging or sliding barrier that will close the entrance to a room or building or vehicle; "he knocked on the door"; "he slammed the door as he left" door

Media
media:img	Swing door operator animation.gif