AIR BLOWING DEVICE - SFT LAB CO LTD

Title:

AIR BLOWING DEVICE

Document Type and Number:

WIPO Patent Application WO/2016/063416

Kind Code:

A1

Abstract:

Provided is an air blowing device having a simple structure in which a sheet-like member can be easily attached and detached by a user. The air blowing device includes: a fan main body 10 having a flange portion 22 and a cylindrical portion 21; and an attachment ring 50. The cylindrical portion 21 has a recess 25 on the outer side thereof, and the attachment ring 50 has a protrusion on the inner surface thereof. The length of the inner periphery of the attachment ring 50 is greater than that of the outer periphery of the cylindrical portion 21. An edge portion of a sheet-like member 200 is sandwiched between the rear surface of the flange portion 22 of the fan main body 10 and the upper end surface of the attachment ring 50 and the recess 25 and the protrusion are fitted together, whereby the attachment ring 50 and the fan main body 10 are fitted together and the air blowing device is attached to the sheet-like member 200. To detach the air blowing device from the sheet-like member 200, the fitting between the recess 25 and the protrusion is released by pressing and warping the attachment ring 50. One or more protruding portions are desirably provided on the outer side of the attachment ring 50 at a position where the protrusion is formed.

Inventors:

ICHIGAYA HIROSHI (JP)

Application Number:

PCT/JP2014/078364

Publication Date:

April 28, 2016

Filing Date:

October 24, 2014

Export Citation:

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Assignee:

SFT LAB CO LTD (JP)

International Classes:

F04D29/52; A41D13/002; F04D29/00; F04D29/60

Foreign References:

JP2002370517A	2002-12-24
JP2010242601A	2010-10-28
JP2008240214A	2008-10-09
JP2011218879A	2011-11-04
JPS5865004A	1983-04-18

Other References: