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Patent Searching and Data


Title:
GRATING BODY FOR BATTERY ELECTRODE PLATE AND MANUFACTURING METHOD OF THE SAME
Document Type and Number:
Japanese Patent JP2003257435
Kind Code:
A
Abstract:

To provide a grating body for battery electrode plate and its manufacturing method in which a bar 3b is hardly disconnected since the deformation of an endmost node portion 3d is reduced by depressing a peripheral side face of a dent portion 4b of an endmost disk cutter 4 toward the center.

The peripheral side face constituted by a reference circumferential face having a predetermined radius is formed at each of peak portions 4a of the endmost disk cutter 4 disposed at both ends of disk cuter roll 2 on the underside, and an inward sloped face 4d, namely and inward tapered face, which is the peripheral side face depressed toward the center from the reference circumferential face, is formed at the dent portion 4b, namely dent portion forming the endmost node portion in the endmost disk cutter 4.


Inventors:
FUJIWARA YOSHIOMI
Application Number:
JP2002057580A
Publication Date:
September 12, 2003
Filing Date:
March 04, 2002
Export Citation:
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Assignee:
JAPAN STORAGE BATTERY CO LTD
International Classes:
B21D31/04; H01M4/74; (IPC1-7): H01M4/74; B21D31/04
Attorney, Agent or Firm:
River Saki Maki