Patent ID: 7913407

Claim:
An inclinometer comprising: a side having a side scale on a surface of the side; a floor attached to the side, a plane of the side being orthogonal to a plane of the floor, the floor having a floor scale on a surface of the floor; a shaft coupled to the side, the shaft extending orthogonally from the side, the shaft being disposed parallel to the floor; a pendulum coupled to shaft, the pendulum having a first portion and a second portion, the first portion being orthogonal to the second portion, the first portion being disposed parallel to the face and the second portion being disposed parallel to the floor, the inclinometer configured such that the pendulum can rotate with respect to a longitudinal axis of the shaft, the inclinometer being configured to be read based on the first portion of the pendulum and the side scale, the inclinometer being configured to be read based on the second portion of the pendulum and the floor scale.