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:
Mar. 12, 2013
Filed:
Jun. 01, 2005
Kazuya Koyama, Tochigi, JP;
Naoki Matsuda, Hyogo, JP;
Eiichi Ryobo, Hyogo, JP;
Masayuki Yamazaki, Hyogo, JP;
Chiharu Shiomi, Tokyo, JP;
Yuka Shiomi, Tokyo, JP;
Chika Shiomi, Tokyo, JP;
Kazumitsu Shiomi, Tokyo, JP;
Kazuya Koyama, Tochigi, JP;
Naoki Matsuda, Hyogo, JP;
Eiichi Ryobo, Hyogo, JP;
Masayuki Yamazaki, Hyogo, JP;
Daicel Chemical Industries, Ltd., Osaka, JP;
Fuji Filter Manufacturing Co., Ltd., Tokyo, JP;
Abstract
A method of manufacturing a filter for a gas generator, by which a filter having a good shape retaining property can be obtained, is provided. A method of manufacturing a filter for a gas generator in which a tubular material is formed by knitting copper-plated iron wires, molten plated copper is adhered to an intersecting portion of the iron wire to fix the intersecting portion, wherein the method comprises a molding step for producing a tubular material by knitting the copper-plated iron wires, and a heat processing step in which the above tubular material is kept at a temperature not less than a melting point of copper but less than the temperature of sintering of the iron, and is then cooled.