Patent ID: 8656660

Claim:
A photovoltaic module comprising: a photovoltaic laminate having an upper side which faces the sun during normal operation, and a lower side; and a base coupled to the lower side of the photovoltaic laminate, the base having an outer perimeter and the base comprising: a first engagement site comprising a first protrusion having a hemispherical surface, the first protrusion having an opening extending through the hemispherical surface, wherein the first protrusion extends in a first direction and the first direction is substantially perpendicular to the outer perimeter; and a second engagement site comprising a second protrusion having a cylindrical surface, the protrusion extending in a second direction, and the second direction is substantially perpendicular to the outer perimeter; and wherein the first protrusion comprises two portions with the opening disposed therebetween, and wherein the first protrusion comprises a rear engagement feature on a rear side of the hemispherical surface.