Cutting cylinder for a document shredding machine
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United States of America Patent
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Oct 5, 1999
Issued Date -
N/A
app pub date -
Feb 28, 1997
filing date -
Oct 24, 1996
priority date (Note) -
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Abstract
A cutting cylinder for a paper shredder has a shaft with a first end and a second end. A plurality of spaced-apart cutter discs are arranged on the shaft between the first and second ends of the shaft. Each cutter disc has an inner surface defining an inner diameter. In addition, the shaft has a first outer surface lining the inner surface of at least one cutter disc, and a second outer surface adjacent to at least one cutter disc. The second outer surface has an outer diameter greater than the inner diameter of the adjacent cutter disc.
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