Hinges (concealed hinges for hidden frame doors 3)

Abstract

1. Name of the product in this design: Hinge (Concealed Hinge for Hidden Frame Doors 3). 2. Purpose of this design: For use as a hinge for security doors. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Other situations requiring explanation: Design 1, Design 2, Design 3, Design 4, and Design 5 are 3D renderings of the hinge's appearance when it is opened 180 degrees. 6. Other situations requiring explanation: Design 1 is designated as the basic design.

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