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A spring hinge is a type of hinge that uses a spring to provide tension and allow the door to close automatically. The spring hinge consists of two plates, one attached to the door and the other attached to the frame or wall. The spring is positioned between the two plates and is under tension, which allows the door to close automatically when it is released. The tension of the spring can be adjusted to control the closing speed of the door. Spring hinges are commonly used on interior doors, screen doors, and gates.
Some common terms associated with spring hinges include:
Spring tension: The amount of force exerted by the spring, which determines how easily the door will close.
Spring adjustment: The ability to adjust the tension of the spring to control the closing speed of the door.
Swing direction: The direction in which the door swings, which is determined by the position of the hinge on the door.
Weight capacity: The maximum weight that the hinge can supp