Title:
金属板の打ち抜き方法及び金属板の打ち抜きシステム
Document Type and Number:
Japanese Patent JP6544064
Kind Code:
B2
Abstract:
A metal plate punching method for forming a strip portion by punching a metal plate via shearing includes a former step for forming a first side of the strip portion in the metal plate by punching the metal plate and a latter step for forming the strip portion by forming a second side of the strip portion in the metal plate by punching the metal plate while retaining the first side.
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Inventors:
Kazuyuki Hirata
Application Number:
JP2015120386A
Publication Date:
July 17, 2019
Filing Date:
June 15, 2015
Export Citation:
Assignee:
Toyota Boshoku Co., Ltd.
International Classes:
H02K15/02; B21D28/02; H02K1/22; H02K1/27
Domestic Patent References:
| JP58163247A | ||||
| JP1284433A |
Foreign References:
| US20110048095 | ||||
| CN101989790A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda