| 摘要 |
An adjustable hinge for a cushion on a sofa has an insertion tube attached under the cushion and a tube holder embedded inside the seat body and rotatably receiving the insertion tube. The insertion tube has multiple notches defined at a distal end thereof and the tube holder has a bar correspondingly engage two of the notches for positioning. Thereby, the adjustable hinge controls the rotation angles of the cushion to change the configuration of the sofa.
|
