Title:
電動車両用バッテリーケースおよびその製造方法
Document Type and Number:
Japanese Patent JP7220637
Kind Code:
B2
Abstract:
A method for manufacturing a battery case for electric vehicle includes: preparing a frame, and a blank material formed in a flat plate shape; disposing the frame and the blank material to stack the blank material on the frame; and pressurizing the blank material to press the blank material against the frame, so as to mold the blank material into a bathtub shape and joining the blank material to the frame by press-fitting.
Inventors:
Hideki Ishihito
Application Number:
JP2019141170A
Publication Date:
February 10, 2023
Filing Date:
July 31, 2019
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO
International Classes:
B21D22/10; B21D51/18; B21D26/021; B21D39/00; B21D47/00; B60K1/04; B62D21/00; H01M50/20
Domestic Patent References:
| JP2011146340A | ||||
| JP2228910A | ||||
| JP2001129618A | ||||
| JP2011124101A | ||||
| JP2013133044A | ||||
| JP2002273525A | ||||
| JP51133170A |
Foreign References:
| DE10160242A1 | ||||
| WO2016125507A1 | ||||
| WO2019003764A1 |
Attorney, Agent or Firm:
Yamato Kento
Nobuo Chikada
Nobuo Chikada