US 11,937,752 B2
Nozzle for cleaner
Jinhyouk Shin, Seoul (KR); Jinho Kim, Seoul (KR); Hyeri Kwon, Seoul (KR); Sungjun Kim, Seoul (KR); Kyoungho Ryou, Seoul (KR); Jungwan Ryu, Seoul (KR); Ingyu Yang, Seoul (KR); and Youngsoo Kim, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on May 4, 2023, as Appl. No. 18/143,328.
Application 18/143,328 is a continuation of application No. 17/980,286, filed on Nov. 3, 2022.
Application 17/980,286 is a continuation of application No. 17/341,997, filed on Jun. 8, 2021, granted, now 11,517,173, issued on Dec. 6, 2022.
Application 17/341,997 is a continuation of application No. 16/397,206, filed on Apr. 29, 2019, granted, now 11,058,278, issued on Jul. 13, 2021.
Claims priority of application No. 10-2018-0050059 (KR), filed on Apr. 30, 2018; application No. 10-2018-0050085 (KR), filed on Apr. 30, 2018; and application No. 10-2018-0094342 (KR), filed on Aug. 13, 2018.
Prior Publication US 2023/0270311 A1, Aug. 31, 2023
Int. Cl. A47L 7/00 (2006.01); A47L 9/02 (2006.01); A47L 9/04 (2006.01); A47L 9/06 (2006.01); A47L 11/20 (2006.01); A47L 11/202 (2006.01); A47L 11/206 (2006.01); A47L 11/282 (2006.01); A47L 11/40 (2006.01); A47L 13/22 (2006.01)
CPC A47L 13/22 (2013.01) [A47L 7/0009 (2013.01); A47L 9/02 (2013.01); A47L 9/0411 (2013.01); A47L 9/0433 (2013.01); A47L 9/0472 (2013.01); A47L 11/201 (2013.01); A47L 11/2025 (2013.01); A47L 11/206 (2013.01); A47L 11/282 (2013.01); A47L 11/4038 (2013.01); A47L 11/4044 (2013.01); A47L 11/4069 (2013.01); A47L 11/4083 (2013.01); A47L 11/4088 (2013.01); A47L 11/4094 (2013.01)] 28 Claims
OG exemplary drawing
 
1. A nozzle for a cleaner, the nozzle comprising:
a nozzle housing having a suction flow path through which air containing dust flows;
a first rotation cleaning unit and a second rotation cleaning unit located on a bottom side of the nozzle housing, the first rotation cleaning unit and the second rotation cleaning unit being spaced apart from each other in a left-right direction of the nozzle housing, each of the first rotation cleaning unit and the second rotation cleaning unit having a rotation plate;
a driving device located in the nozzle housing, the driving device having a driving motor configured to rotate the rotation plates; and
a water tank located on the nozzle housing, the water tank being configured to store water to be supplied to the first rotation cleaning unit and the second rotation cleaning unit, the water tank including:
a first chamber; and
a second chamber spaced apart from the first chamber in the left-right direction of the nozzle housing,
wherein each of the first chamber and the second chamber has an upper chamber portion and a lower chamber portion,
wherein the upper chamber portions of the first chamber and the second chamber are spaced apart from one another by a first distance, and
wherein the lower chamber portions of the first chamber and the second chamber are spaced apart from one another by a second distance greater than the first distance.