Title:
BATTERY CASE FOR ELECTRIC VEHICLE, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2021/019966
Kind Code:
A1
Abstract:
In this method for manufacturing a battery case 100 for an electric vehicle: a frame 110 and a plate-shaped blank material 120 are prepared; the frame 110 and the blank material 120 are arranged overlapping one another; and pressure is applied to the blank material 120 which is pressed against the frame 110, thereby deforming the blank material 120 into a bathtub shape and clinching the blank material 120 to the frame 110.
Inventors:
ISHITOBI HIDEKI
Application Number:
PCT/JP2020/024627
Publication Date:
February 04, 2021
Filing Date:
June 23, 2020
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
B21D51/18; B21D22/10; B21D26/021; B21D39/00; B21D47/00; B60K1/04; B62D21/00
Domestic Patent References:
| WO2016125507A1 | 2016-08-11 | |||
| WO2019003764A1 | 2019-01-03 |
Foreign References:
| JP2011124101A | 2011-06-23 | |||
| DE10160242A1 | 2003-06-26 | |||
| JP2002273525A | 2002-09-25 | |||
| JPS51133170A | 1976-11-18 | |||
| JP2001129618A | 2001-05-15 | |||
| JP2011146340A | 2011-07-28 |
Attorney, Agent or Firm:
YAMAO, Norihito (JP)
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