The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 2019
Filed:
Mar. 05, 2015
Applicant:
Seiji Kagawa, Koshigaya-shi, Saitama, JP;
Inventors:
Seiji Kagawa, Koshigaya, JP;
Yoichiro Kagawa, Koshigaya, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 11/84 (2013.01); H01G 11/70 (2013.01); H01M 4/66 (2006.01); H01M 4/80 (2006.01); H01M 10/0525 (2010.01); H01G 11/68 (2013.01); B26F 1/20 (2006.01); H01G 11/28 (2013.01); B29C 59/04 (2006.01);
U.S. Cl.
CPC ...
H01G 11/84 (2013.01); B26F 1/20 (2013.01); H01G 11/68 (2013.01); H01G 11/70 (2013.01); H01M 4/661 (2013.01); H01M 4/80 (2013.01); H01M 10/0525 (2013.01); B29C 59/04 (2013.01); H01G 11/28 (2013.01); Y02E 60/13 (2013.01);
Abstract
A method and an apparatus for producing a microporous metal foil by forming fine pores in a metal foil passing through a gap between a pattern roll having high-hardness fine particles on the surface and a hard metal roll; (a) a plastic sheet laminate comprising a soft plastic layer and a hard plastic layer having high tensile strength being interposed between the metal foil and the hard metal roll, with the soft plastic layer on the metal foil side; and (b) mechanical vibration being given to at least one of the pattern roll and the hard metal roll.