Swinging Café Doors says its Non-Adjustable Spring Pivot Hinge delivers exceptional durability and smooth, double-action ...

If the self-closing door to your garage isn’t closing hard enough to latch properly or the door slams shut, you can adjust the spring hinge tension with a hex wrench and pliers. Start by ...

When the researchers doubled the hinge, putting two hinges in tandem, the stiffness of the opening spring was halved, which shows that the hinge is the gating spring. "In fact, we were able to ...