Patent ID: 7611105
Filing Date: 2009-11-03
Classification: G01C

Abstract:
1. A method of adjusting a surveying prism comprising the steps of: (a) providing an adjustable prism corner stand, the stand comprising (i) a base for placement on a corner surface, the base including first and second sections, the first section intersecting substantially at a right angle with the second section; the intersection of the first section forming inside and outside corners; (ii) an adjustment member that includes a plate having first and second edges that form a right angle and an adjustment track, the plate being connected to the first and second sections of the base at the first and second edges of the plate; wherein the adjustment track is spaced radially away from the said edges, the adjustment track having a radius of curvature which is remains substantially constant for at least a thirty degree angular turn; and (iii) a prism connection, the prism connection being movable within the adjustment track, the prism connection being attachable to a prism; (b) connecting a prism to the prism connection provided in step “a”; (c) placing the stand on a corner next to a reference point wherein said plate edges conform to said corner surface; and (d) adjusting the prism connection on the adjustment track, enabling the prism to face a distance measuring device.