US 12,313,266 B2
Range hood
Nokhaeng Lee, Suwon-si (KR); Jeawon Lee, Suwon-si (KR); Jeonghoon Kang, Suwon-si (KR); Minsung Kim, Suwon-si (KR); Sung Han, Suwon-si (KR); and Kwanwoo Hong, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Apr. 25, 2022, as Appl. No. 17/727,900.
Application 17/727,900 is a continuation of application No. PCT/KR2022/003481, filed on Mar. 11, 2022.
Claims priority of application No. 10-2021-0067131 (KR), filed on May 25, 2021; and application No. 10-2021-0090095 (KR), filed on Jul. 2, 2021.
Prior Publication US 2022/0381446 A1, Dec. 1, 2022
Int. Cl. F24C 15/20 (2006.01); H04R 1/02 (2006.01); H04R 1/40 (2006.01); H04R 3/12 (2006.01)
CPC F24C 15/20 (2013.01) [H04R 1/028 (2013.01); H04R 1/403 (2013.01); H04R 3/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A range hood comprising:
a case comprising an inlet through which air is introduced; and
a fan module arranged inside the case to suck air through the inlet,
wherein the fan module comprises:
a fan configured to move air by rotating;
a motor configured to supply a driving force to rotate the fan;
a fan frame provided to accommodate the fan and the motor therein, the fan frame comprising a fan inlet and a fan outlet; and
a sound generating member provided to generate a sound of a predetermined frequency band when in contact with the air discharged through the fan outlet,
wherein the sound generating member is configured to create a vortex in the air discharged through the fan outlet.