US 12,082,756 B2
Nozzle for cleaner
Jinho Kim, Seoul (KR); Hyeri Kwon, Seoul (KR); Sungjun Kim, Seoul (KR); Kyoungho Ryou, Seoul (KR); Jungwan Ryu, Seoul (KR); Jinhyouk Shin, 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 Sep. 28, 2021, as Appl. No. 17/487,566.
Application 17/487,566 is a continuation of application No. 16/397,815, filed on Apr. 29, 2019, granted, now 11,154,172.
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; application No. 10-2018-0094343 (KR), filed on Aug. 13, 2018; and application No. 10-2019-0044986 (KR), filed on Apr. 17, 2019.
Prior Publication US 2022/0007910 A1, Jan. 13, 2022
Int. Cl. A47L 7/00 (2006.01); A47L 9/04 (2006.01); A47L 9/06 (2006.01); A47L 11/206 (2006.01); A47L 11/40 (2006.01)
CPC A47L 11/206 (2013.01) [A47L 7/0009 (2013.01); A47L 9/0472 (2013.01); A47L 9/068 (2013.01); A47L 11/4013 (2013.01); A47L 11/4038 (2013.01); A47L 11/4069 (2013.01); A47L 11/4083 (2013.01); A47L 11/4088 (2013.01); A47L 11/4094 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A nozzle for a cleaner comprising:
a nozzle housing having a suction flow path through which air containing dust flows, the suction flow path including a centerline extending in a front-rear direction;
a rotation cleaning unit having a first rotation plate and a second rotation plate arranged to be spaced apart from each other in a left-right direction from a lower side of the nozzle housing, each of the first rotation plate and the second rotation plate configured to be attached to a mop;
a water tank covering an upper portion of the nozzle housing to form a space for storing water provided to the first and second rotation plates;
a driving device disposed in the nozzle housing and having a driving motor configured to drive the rotation cleaning; unit; and
a water discharge port formed on a bottom of the nozzle housing to supply the water stored in the water tank to each of the first rotation plate and the second rotation plate,
wherein:
a first rotation center of the first rotation plate and a second rotation center of the second rotation are arranged to be spaced apart from the suction flow path in the left-right direction, and
a horizontal distance between the centerline extending in the front-rear direction and the water discharge port is larger than a horizontal distance between the centerline extending in the front-rear direction and the first rotation center or the second rotation center.