Title:
CUTTING DEVICE AND MULTI-LAYER MATERIAL
Document Type and Number:
WIPO Patent Application WO/2023/058341
Kind Code:
A1
Abstract:
A cutting device for cutting a multi-layer material sandwiched between a first tool and a second tool, wherein: the first and second tools are arranged such that respective blade parts thereof face one another in a pushing direction; the blade part of the first tool and/or the second tool has an inclined section having a tool inclined surface that is inclined relative to the pushing direction, and also has a protruding section protruding in the pushing direction from the inclined section, the protruding section having a longitudinal wall surface that extends along the pushing direction from the tool inclined surface, and a pressing surface orthogonal to the longitudinal wall surface; and, in a view from the pushing direction, the inclined section overlaps with the tools facing one another.
Inventors:
YAMASHITA SATORU (JP)
NISHIJIMA SHINNOSUKE (JP)
TAKEDA NAOKI (JP)
NISHIJIMA SHINNOSUKE (JP)
TAKEDA NAOKI (JP)
Application Number:
PCT/JP2022/031527
Publication Date:
April 13, 2023
Filing Date:
August 22, 2022
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B23D19/06; B21D28/16; B32B1/04; B32B15/01; B32B15/18
Foreign References:
| JPS58186514A | 1983-10-31 | |||
| JP2020116724A | 2020-08-06 | |||
| JP2004034183A | 2004-02-05 | |||
| JP2001079719A | 2001-03-27 | |||
| JP2018075600A | 2018-05-17 | |||
| JPS58173426U | 1983-11-19 | |||
| JP2004034183A | 2004-02-05 | |||
| JPS6250013U | 1987-03-27 |
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (JP)
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