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. 04, 2008
Filed:
Jul. 24, 2003
Mai Matsuno, Hadano, JP;
Kiyoshi Ebe, Hiratsuka, JP;
Masatoshi Tanaka, Ebina, JP;
Kenji Harada, Hadano, JP;
Ritsuo Takemoto, Hadano, JP;
Mai Matsuno, Hadano, JP;
Kiyoshi Ebe, Hiratsuka, JP;
Masatoshi Tanaka, Ebina, JP;
Kenji Harada, Hadano, JP;
Ritsuo Takemoto, Hadano, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
In an electric vacuum cleaner having an intake air openingdisposed in a front portion of a main body case, a dust collection casewhich communicates with the intake air opening, and a motor fanprovided in a back portion of the main body case, and an intake air passagefrom the dust collection caseto the motor fanbeing formed, a noise blocking memberhaving a specific gravity larger than a material composing the main body caseand an area wider than a project area of an intake ventis disposed in the intake air passagefacing to the intake ventof the motor fan