Amazon.com: KAFENDA 1 Pair of Bed Box Hinges, lid Hinge Sofa Bed Storage Lift Hinge Spring Mechanism for Storage Benches and beds with Bed Boxes, Sofa Bed Furniture : Home & Kitchen
2Pcs Set Steel Lift Up Spring Hinge for Cabinet Cuoard Closet Wardrobe Door Lift Support,Pull Up Shelf Hinge,Under Cabinet Pull Down Hinges,Under ...
Does anyone know that these hinges are called? : r/woodworking