Patent ID: 11952233
Assignee: KYOCERA DOCUMENT SOLUTIONS INC.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 5:
6. The perforation device according to claim 1, wherein
the first perforation portion includes two of the first perforation portions,
the second perforation portion includes two of the second perforation portions,
two of the first perforation portions are provided at two places corresponding to a middle part of the sheet in a width direction thereof,
two of the second perforation portions are provided at two places corresponding to opposite end parts of the sheet in the width direction thereof,
as the first perforation processing, two-hole perforation is performed such that the sheet is perforated at two places in the middle part of the sheet in the width direction thereof, and
as the second perforation processing, four-hole perforation is performed such that the sheet is perforated at two places in the middle part of the sheet in the width direction thereof and at two places in the opposite end parts of the sheet in the width direction thereof.