The hinge unfolds when it swings one direction and operates like a normal hinge when it swings the other direction.
How do double swing door hinges work.
Align the door centerline with the centerline of the frame.
Double acting spring hinges permit doors to open in either direction and automatically return to the closed position.
For help selecting the proper size double acting spring hinge for your doors size and weight see.
They are available in sizes to accommodate a wide range of door sizes and weights.
A butler hinge is also called a swinging door hinge and a double acting floor hinge it is a floor mounted hinge with spring tension that allows a door to swing in or out of a room and return to the closed position when let go.
Double hinged doors are also referred to as french doors and they create a beautiful and creative indoor outdoor space.
Before installing these hinges be sure the door can swing without obstruction in both directions.
A hinged door works on a force being applied to the free outer edge of the door pushing or pulling the door open allowing it to swing on its hinges up to 180 degrees to create an opening and allow people to pass through the doorway.
Shims under the jamb flanges may be necessary for proper door alignment.
You start by marking the location of the top hinge and then use a plumb bob to locate the bottom hinge at the door bottom and the floor.
Attach the jamb flange to the surface of the door casing.
This requires clearance space behind the door to allow it to swing open freely.
These hinges are known as saloon door hinges or double acting spring hinges.
The double hinged doors on opening give an unrestricted view of the backyard area.
The door leaf may be mortised or surface applied and must be centered between the axial centers of the double acting hinge.
How a double action hinge works a double action hinge has two connected hinges.
A door with these hinges properly installed will swing 180 degrees in either direction.
The door shown above and below separates the kitchen from the formal dining room.
For a door to swing properly you need to accurately measure the location of the hinge plates and sockets.
The spring action in the barrel hinge brings the door back to the center and closed position.
Install the top hinge and then the bottom part of the hinge that attaches to the bottom of the door.