| 摘要 |
The board (1) has two rectilinear elements (2, 3) connected with respect to each other in a rectilinear manner by bolts (6a, 6b). The elements are made of aluminum and blocked at their ends (2a, 2b, 3a, 3b) by stainless steel or plastic parts, where the element (2) comprise an opening (4), and the element (3) comprises a set of perforations (5a-5e) that is regularly spaced. The opening and perforations receive the bolts. A rod (7) is placed at the end (2b) of the element (2) and is arranged transversal with respect to the board, where the rod is adjustable in height. An independent claim is also included for a method for leveling mortar. |
