Combination square for e.g. adjusting wood pieces, by carpenter for construction of house, has plastic frame provided with trigger and holding latch for ensuring double locking of scale on positioning stud fixed on frame

摘要

The square has a set square unit (10) and a scale (11), and a plastic frame (13) that is provided with a trigger (16) and a hook-shaped holding latch (17) for ensuring double locking of the scale on a positioning stud (30) fixed on the frame. The scale is provided with an elongated hole (24) extending longitudinally in a central part. The hole is traversed through the positioning stud to ensure guidance of the scale.