| 摘要 |
<p>Piece of joinery work (1) of window or door type, made up of a fixed frame (2) and of a movable opening frame (3), solid or glazed, each of said frames being made up of two cross members, one at the top and one at the bottom, and of two vertical uprights, these elements being made up of at least two leaves (8, 9, 10-11, 12) of material of the same or different kinds, joined together by connecting means, characterized in that the leaves (8, 9, 10) that form the structure of the frame (2) for the fixed frame (D) or (11, 12) for the frame (3) of the opening frame (0) are profiled independently of one another and joined together using screws (13), so as to make them removable and interchangeable.</p> |
