Patent ID: 7992754
Filing Date: 2011-08-09
Classification: B25C,G01C,G09F

Abstract:
1. A marker installation apparatus for inserting a marker of the type having a shaft with a bottom end for inserting into a ground surface and an engagement portion of the shaft separated from the bottom end by an insertion portion of the shaft, the apparatus comprising: a magazine assembly defining a magazine space configured to receive at least one marker, the magazine space having a push position in the magazine space for receiving the at least one marker; and a push assembly mounted on the magazine assembly, the push assembly being configured to engage the engagement portion of the shaft of the marker located in the push position and push the marker from the magazine assembly when the push assembly is actuated; and wherein the magazine assembly defines a guide channel with a shoulder configured to abut against the engagement portion of the at least one marker when the at least one marker is positioned in the magazine space, the shoulder extending laterally with respect to an axis of the movement of the portion of the push assembly; wherein the shoulder extends along an axis at an angle with respect to an axis perpendicular to the barrel bore, the angle measuring between approximately 0 degrees and approximately 75 degrees.