Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROLL PRESS MACHINE WITH WRINKLE PREVENTION DEVICE, AND ROLL PRESS METHOD
Document Type and Number:
WIPO Patent Application WO/2017/199523
Kind Code:
A1
Abstract:
[Problem] To provide: a roll press machine equipped with a wrinkle prevention device for suppressing the occurrence of wrinkles caused by roll press work on a coated part and an uncoated part of an electrode plate; and a roll press method. [Solution] A work roller having a diameter smaller than a press roller is pushed against the press roller, and the work roller is held by two reinforcing rollers disposed in a V-shape so that the uncoated part can be stretched between the press roller and the work roller and the work roller can further push the uncoated part with a pushing force that is uniform in the width direction.

Inventors:
YANAI, Katsuhiko (5-9, Kogyodanchi, Hitachiomiya-sh, Ibaraki 34, 〒3192134, JP)
MORI, Shigeru (4-12-13, Kamine-cho Hitachi-sh, Ibaraki 64, 〒3170064, JP)
Application Number:
JP2017/007410
Publication Date:
November 23, 2017
Filing Date:
February 27, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ONO ROLL CO., LTD. (5-9 Kogyodanchi, Hitachiomiya-shi Ibaraki, 34, 〒3192134, JP)
International Classes:
H01M4/04; B30B3/00; H01M4/139; H01M4/64
Foreign References:
JP2014220113A2014-11-20
JP2003157835A2003-05-30
JP2003100286A2003-04-04
JP2015026562A2015-02-05
JP2002313327A2002-10-25
JP2012069266A2012-04-05
JP2013069637A2013-04-18
JPH05129020A1993-05-25
JP2000140907A2000-05-23
JP2014103068A2014-06-05
Attorney, Agent or Firm:
NIPPO INTERNATIONAL PATENT CORPORATION (3rd Fl. MITSUI SEIMEI BLDG. 2-6, O-machi 1-chome Mito-sh, Ibaraki 62, 〒3100062, JP)
Download PDF: