Patent ID: 11891797
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 7:
8. A precursor for a clip for mounting a panel on a support structure, the panel being formed of a material having a rear surface and a front surface, said precursor comprising:
a generally planar sheet lying in a plane and having at least one window therein, said at least one window being of a four-sided polygon shape having a pair of opposed side edges extending vertically parallel to each other, a top edge and a bottom edge, said top edge and said bottom edge extending horizontally parallel to each other; and
a planar prong portion located within said window and within said plane, said planar prong portion comprising a leg portion, a sharp head portion having a free end in a form of a sharp main point, and at least one subsidiary point, said sharp main point being disposed on an axis extending perpendicularly from said bottom edge, said axis forming a longitudinal axis of said planar prong portion and being parallel to said opposed side edges of said at least one window, said at least one subsidiary point being in a form of an undercut barb having an edge extending at an acute angle with respect to a side edge of said leg portion, said planar prong portion being configured to be bent out of said plane to an orientation perpendicular to said plane.