Samsung Electronics Co., Ltd.

Yun Hee Park

Dong Hun Yoo

A nozzle assembly usable with an upright vacuum cleaner, comprising: a nozzle assembly body; a drum brush unit disposed in the nozzle assembly body, the drum brush unit having a drum brush disposed to move dirt or dust adhered to a surface to be cleaned while coming in rotational contact therewith; a subsidiary brush unit disposed in front of the drum brush unit, and the subsidiary brush unit having a subsidiary brush to preliminarily move the dust or dirt adhered to the surface to be cleaned before the drum brush moves the dirt or dust adhered to the surface to be cleaned; and a locking unit disposed to the drum brush unit to selectively fix the subsidiary brush unit to the drum brush unit, wherein the subsidiary brush unit is rotatably connected to the drum brush unit to selectively maintain a contact state or a non-contact state to the surface to be cleaned, and, when the subsidiary brush unit maintains the contact state to the surface to be cleaned, the locking unit fixes the subsidiary brush unit to the drum brush unit.

Nozzle assembly having subsidiary brush unit

A nozzle assembly of a vacuum cleaner capable of easily separating spidery dirt, such as hair, fur of a pet and the like, from a surface to be cleaned is disclosed. The nozzle assembly includes a nozzle assembly body; a drum brush unit disposed in the nozzle assembly body, and having a drum brush disposed to brush away dirt or dust adhered to a surface to be cleaned while coming in rotation contact therewith; and a subsidiary brush unit disposed to one of the nozzle assembly body and the drum brush unit, and having a subsidiary brush to preliminarily brush away the dust or dirt adhered to the surface to be cleaned.

Growing community of inventors

Gwangju, South Korea

Yun Hee Park