Shingles and methods of producing shingles

Apparatus for producing shingles, comprising:

• a strip of shingles;
• a first drum including puncturing apparatus;
• and
• a second drum including injecting apparatus, the second drum being spaced from the first drum and positioned such that longitudinal axes of the drums are substantially parallel;
• wherein the drums are adapted to contact the strip along an outer surface or outer surfaces thereof.

A method of producing shingles, the method comprising the steps of:

• providing at least one shingle having a tab portion, a tooth portion and an overlapping region in which the tab portion and tooth portion overlap;
• puncturing the at least one shingle in the overlapping region to produce an aperture;
• and
• inserting a fastening member into the aperture to secure the tab portion to the tooth portion.

Apparatus for producing shingles, comprising:

• a strip of shingles;
• an outer drum;
• a first drum including puncturing apparatus;
• and
• a second drum including injecting apparatus, the second drum being spaced from the first drum and positioned such that longitudinal axes of the drums are substantially parallel;
• wherein the outer drum is adapted to contact the strip along an outer surface thereof, the first drum is adapted to puncture the strip as it passes by the outer drum, and the second drum is adapted to inject a fastening member into the strip as it passes by the outer drum.