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:
Feb. 13, 2007
Filed:
Dec. 26, 2002
Masakuni Soejima, Shiga, JP;
Yasushi Kondo, Shiga, JP;
Yoshihiro Taniguchi, Osaka, JP;
Ryohei Yoshida, Shiga, JP;
Masaki Shibuya, Shiga, JP;
Seiji Yamaguchi, Shiga, JP;
Saburo Kajikawa, Shiga, JP;
Hidenori Kitamura, Shiga, JP;
Hiroyuki Uratani, Shiga, JP;
Kouichi Fujita, Shiga, JP;
Haruka Ishikawa, Shiga, JP;
Masakuni Soejima, Shiga, JP;
Yasushi Kondo, Shiga, JP;
Yoshihiro Taniguchi, Osaka, JP;
Ryohei Yoshida, Shiga, JP;
Masaki Shibuya, Shiga, JP;
Seiji Yamaguchi, Shiga, JP;
Saburo Kajikawa, Shiga, JP;
Hidenori Kitamura, Shiga, JP;
Hiroyuki Uratani, Shiga, JP;
Kouichi Fujita, Shiga, JP;
Haruka Ishikawa, Shiga, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A vacuum cleaner includes an electric blower for generating a suction air flow, a suction head in communication with the electric blower for drawing in dirt, a filter bag communication with the electric blower for capturing and collecting dirt, an exhaust unit for discharging exhaust air from the electric blower to atmosphere, and an ion generator for generating negative ions and/or positive ions. The ion generator is placed between the suction head and the filter bag.