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.

Date of Patent:
Oct. 15, 2013

Filed:

May. 26, 2010
Applicant:

Toshinobu Ishihara, Hyogo-ken, JP;

Inventor:

Toshinobu Ishihara, Hyogo-ken, JP;

Assignee:

Hakko Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fan assembly is adjustable between two suction modes by alternating the position of the fan assembly on a flat surface, such as a table top. The fan assembly has two separate suction openings, one smaller than the other, which are selectively sealed by the flat surface. The suction openings are bounded by planar edges of an air guide that protrudes outward from a fan casing of the assembly. In one position, a first suction opening is unobstructed by the flat surface while the second suction opening is either partially obstructed or substantially sealed by the flat surface. In another position, the second suction opening is unobstructed by the flat surface while the first suction opening is substantially sealed by the flat surface.


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