LEVELING BOARD Russian patent published in 2008 - IPC E04F21/04 E04F21/16 

FIELD: building.

SUBSTANCE: invention concerns manual building implements. The leveling board contains a hollow long-edged profile with open butt ends and longitudinal smoothing down bead formed by two walls converging to each other in the specified profile. It also includes an external longitudinal recess executed in a profile, and two blind flanges fixed from opposite sides of the specified profile by means of bracing elements, entered into the profile from its corresponding butt end. Four additional longitudinal parting walls are located in a hollowness of the specified profile, two of them are located between a smoothing down bead and an external longitudinal recess; two specified converging walls connect and form the first longitudinal cylindrical hollowness. Two other specified parting walls are connected by one side to a wall of the specified recess, and by other side connected to an opposite side of hollowness specified a profile and form the second longitudinal cylindrical hollowness.

EFFECT: increase of the tool usage amenity at the expense of correct arrangement of a centroid of the tool against hands of the user.

3 cl, 4 dwg