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:
Dec. 08, 2009
Filed:
Jun. 23, 2005
Takashi Kanai, Iruma, JP;
Hiroki Matsushita, Iruma, JP;
Takashi Kanai, Iruma, JP;
Hiroki Matsushita, Iruma, JP;
Nidec Copal Electronics Corporation, Tokyo, JP;
Abstract
The air blower includes a case body having an air suction mouth and an outlet formed at a peripheral wall thereof; a motor which is installed into the case body, having a fluid dynamic bearing; and an impeller which is fixed to a rotation member of the motor, having a plurality of blade support plates, which is formed in the shape of a ring, capable of suctioning air from the air suction mouth by rotating and discharging from the outlet, provided at an upper and lower surfaces thereof, equalizing the difference in pressure between the upper and lower surfaces thereof. Therefore, it can rotate at a high speed, blow in under high pressure at large air volume even though it has small size and is economical and long-lived.