Patent ID: 7380345

Claim:
A portable digital horizontal inclinometer with an angle measuring device comprising a cover ( 10 ) having an outer surface and a plurality of cavities; a roller bearing ( 7 ) having a shaft with a tip and a housing, and having a first axis of rotation; a capacitive displacement sensor ( 3 ) having a movable bar and a grounding finger ( 4 ); a damping device comprising a pendulum ( 6 ) and a plurality of magnetic slices ( 9 ); and one or more ferrite beads ( 8 ); wherein said movable bar and said pendulum ( 6 ) are inflexibly attached to said shaft; said grounding finger ( 4 ) is disposed on said tip; and at least two said magnetic slices ( 9 ) are inserted into said cavities in a way so that the adjacent magnetic slices ( 9 ) are oriented with the opposite polarity towards said pendulum ( 6 ).