Perforating apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Apr 11, 2013
app pub date -
Oct 5, 2011
filing date -
Oct 5, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An apparatus for perforating a length of pierceable material which includes a first roller, the length of pierceable material being in engagement with and at least partially circumscribing said first roller; and a second roller disposed in close proximity to the first roller. The second roller, which is provided with a plurality of piercing members, is movable from a first position wherein the piercing members are spaced apart from the first roller to a second position wherein selected ones of the piercing members pierce the length of pierceable material. Uniquely, the first roller has a plurality of transversely spaced grooves that receive the extremities of the piercing members when the first roller is in the second position.
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