초록 ▼

A device for projecting a flat beam of diverging laser rays comprises a base supporting a movable gravity self-leveling equipment and at least a laser beam or ray projector mounted thereon and provided with an optical lens assembly for transforming the laser beam emitted by the projector into a flat

A device for projecting a flat beam of diverging laser rays comprises a base supporting a movable gravity self-leveling equipment and at least a laser beam or ray projector mounted thereon and provided with an optical lens assembly for transforming the laser beam emitted by the projector into a flat beam of diverging laser rays and laying in a horizontal or vertical plane for projecting at least a straight line laying on a perfectly horizontal or vertical plane.

대표청구항 ▼

[ I claim:] [1.] A self-leveling by gravity projector device for projecting at least one laser light beam of flat diverging rays for respectively tracing on targeted walls or bodies at least one horizontal and at least one of vertical line, comprising in combination: a base element (1) provided with

[ I claim:] [1.] A self-leveling by gravity projector device for projecting at least one laser light beam of flat diverging rays for respectively tracing on targeted walls or bodies at least one horizontal and at least one of vertical line, comprising in combination: a base element (1) provided with bearing feet (2) and a hollow top portion (3) supported by the said base (1); said hollow top portion (3) supports a self-leveling movable equipment (8), swingable about two horizontal axes (9) and (10) by means of gimbals (11, 12, 13, 14, 15, 16a, 16b), thereon it is arranged at least a projector of laser beams; means (19, 20, 24) for damping the swinging of said movable equipment (8); said projector is provided with an optical assembly for transforming the laser beam into a beam of coplanar divergent rays, said bearing feet (2) being means for initial setting on a bearing base of the height of said projector device wherein the hollow portion (3) is rotatable about a vertical axis (5) with respect to the supporting base (1) by means of a bearing (4), and is provided near the bottom portion thereof with a plurality of notches (6), said notches (6) are marked by an index (7) for the accurate rotation of said hollow top portion (3) in respect to said base element (1), said bearings (4) and gimbals (11, 12, 13, 14, 15, 16a, 16b) maintaining the self-leveling of said movable equipment (8) during said rotation.