US 11,808,274 B2
Blower
Jaehyuk Jung, Seoul (KR); Kidong Kim, Seoul (KR); Hyungho Park, Seoul (KR); Hoojin Kim, Seoul (KR); Haein Jung, Seoul (KR); Yongmin Kim, Seoul (KR); and Chiyoung Choi, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on May 12, 2021, as Appl. No. 17/318,242.
Claims priority of application No. 10-2020-0057728 (KR), filed on May 14, 2020; application No. 10-2020-0066278 (KR), filed on Jun. 2, 2020; application No. 10-2020-0066279 (KR), filed on Jun. 2, 2020; and application No. 10-2020-0066280 (KR), filed on Jun. 2, 2020.
Prior Publication US 2021/0355947 A1, Nov. 18, 2021
Int. Cl. F04D 25/08 (2006.01); F04D 29/44 (2006.01); F04D 29/70 (2006.01); F04F 5/16 (2006.01); F04D 25/06 (2006.01)
CPC F04D 25/08 (2013.01) [F04D 25/0606 (2013.01); F04D 29/441 (2013.01); F04D 29/703 (2013.01); F04F 5/16 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A blower, comprising:
a first tower extending in a vertical direction, the first tower having a first wall and a first discharge port formed in the first wall;
a second tower extending in the vertical direction and spaced apart from the first tower to form a space therebetween, the second tower having a second wall facing the first wall and a second discharge port formed in the second wall;
a fan provided at a lower side of the first and second towers and configured to discharge air to an inside of the first and second towers, wherein air is discharged through the first and second discharge ports to create an airflow through the space;
at least one gate movably disposed in at least one of the first or second towers; and
at least one motor configured to move the at least one gate, and
wherein front, rear and upper sides of the space are open,
wherein the at least one gate protrudes to the front side of the space such to that selectively change an airflow direction as forward or upward,
when the at least one gate opens the front side of the space as the at least one gate is provided inside of the at least one of the first or second towers, air flows in a forward direction to be discharged out of the front side of the space, and
when the at least one gate collectively covers the front side of the space as the at least one gate protrudes to the space, air is guided along an inner surface of the at least one gate to be guided upward to be discharged out of the upper side of the space.