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Title:
BLOWER DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/163711
Kind Code:
A1
Abstract:
There has been a problem of being liable to have a malfunction such as shortening of the life duration of a bearing for an indoor fan motor in the case where the rotation speed of an indoor fan falls below a prescribed rotation speed. An indoor unit (3) is provided with a fan, a casing (39), a first horizontal flap (35a1), a second horizontal flap (35a2), and an indoor control part. The casing (39) accommodates therein the fan, and has formed therein an outlet through which air is blown by the fan. When the quantity of the air blown out of the the outlet needs to be lowered, the indoor control part performs open/close control so that a first state is to be taken. The first state is such that the first horizontal flap (35a1) is in an attitude of opening a first portion (39b1) of the outlet and the second horizontal flap (35a2) is in an attitude of closing or nearly closing a second portion (39b2) of the outlet.

Inventors:
NAKAI SATOSHI
YAMASHITA TETSUYA
KONISHI HIDEAKI
Application Number:
PCT/JP2022/002909
Publication Date:
August 04, 2022
Filing Date:
January 26, 2022
Export Citation:
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Assignee:
DAIKIN IND LTD (JP)
International Classes:
F24F13/14; F04D17/04; F24F1/0011; F24F11/79
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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