Title:
捲回装置及び捲回体の製造方法
Document Type and Number:
Japanese Patent JP6713278
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a wound body or the like capable of strongly affixing a protection tape to an electrode sheet.SOLUTION: A battery element 1 includes two belt-like electrode sheets 4, 5 having an active material on the surface; and belt-like separator sheets 2, 3 which is made of an insulation raw material and make both electrode sheets 4, 5 brought into an insulation state. At the end of the electrode sheets 4,5, a hole-shaped or notch-shaped passing part 6 is formed penetrating through the front and the back of the electrode sheets 4, 5. Protection tapes 7 in a state adhered to each other through the passing part 6 is affixed to the front and back surfaces the end of the electrode sheets 4,5, respectively. Between the passing part 6 and the end edge of the electrode sheets 4,5, It is in a state where the electrode sheets 4,5 exist.SELECTED DRAWING: Figure 2
Inventors:
Yusuke Yamaguchi
Application Number:
JP2015252760A
Publication Date:
June 24, 2020
Filing Date:
December 25, 2015
Export Citation:
Assignee:
CKD Corporation
International Classes:
H01M10/04; H01G11/86; H01G13/00; H01G13/02; H01M10/0587
Domestic Patent References:
| JP2008071944A | ||||
| JP2014038784A | ||||
| JP2000285904A |
Attorney, Agent or Firm:
Mitsuo Kawaguchi