Title:
ACTIVE MATERIAL HOLDING MEMBER, ELECTRODE, AND LEAD ACID STORAGE BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/059532
Kind Code:
A1
Abstract:
An active material holding member 50a which is provided with a first tube 60 and second tube 61 arranged side by side, wherein: the first tube 60 is formed by having a base material 64 rolled up at least once in a counterclockwise direction; and a roll end part 66a of the base material 64 at one end of the first tube 60 is positioned within the range of from 0° to +90° on the surface of the first tube 60 with respect to the central axis of the first tube 60 if the direction in which the second tube 61 is arranged with respect to the first tube 60 is taken as 0° when the first tube 60 is viewed from the above-described one end side of the first tube 60 in the axial direction of the first tube 60.
Inventors:
SUZUKI KEITA (JP)
Application Number:
PCT/JP2019/038377
Publication Date:
April 01, 2021
Filing Date:
September 27, 2019
Export Citation:
Assignee:
SHOWA DENKO MATERIALS CO LTD (JP)
International Classes:
H01M4/14; H01M4/76
Foreign References:
| JPH07320771A | 1995-12-08 | |||
| JPS287734Y1 | 1953-08-15 | |||
| JPS287735Y1 | ||||
| JPS52156340A | 1977-12-26 | |||
| JPS5381920U | 1978-07-07 | |||
| JPS5795078A | 1982-06-12 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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