Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2018/016883
Kind Code:
A1
Abstract:
The present invention relates to a blower. A blower according to one embodiment of the present invention comprises: an upper fan for generating a first airflow, which is suctioned through an upper suction part and is then discharged; a lower fan disposed under the upper fan to generate a second airflow, which is suctioned through a lower suction part and is then discharged; an airflow changing device disposed between the upper fan and the lower fan to generate a third airflow by joining the first airflow and the second airflow; and a control part for controlling the rotation speed of each of the upper fan and the lower fan to adjust the discharge direction of the third airflow.
Inventors:
KU MYUNGJIN (KR)
PARK HEECHUL (KR)
PARK HEECHUL (KR)
Application Number:
PCT/KR2017/007799
Publication Date:
January 25, 2018
Filing Date:
July 19, 2017
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F04D25/08; F04D25/06; F04D27/02; F04D29/00; F04D29/30; F04D29/40
Foreign References:
| KR200278255Y1 | 2002-06-20 | |||
| KR20000055145A | 2000-09-05 | |||
| KR100323355B1 | 2002-02-19 | |||
| KR20020017126A | 2002-03-07 | |||
| KR100270787B1 | 2000-11-01 | |||
| KR20080087365A | 2008-10-01 |
Other References:
See also references of EP 3460250A4
Attorney, Agent or Firm:
KIM, Ki Moon (KR)
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