The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

The present invention relates to a cleaner. A cleaner according to an aspect may include a battery housing and a battery separably coupled to the battery housing. The battery may include a frame, a plurality of battery cells received in the frame, a battery holder surrounding the plurality of battery cells and including a separation wall to divide the plurality of battery cells in a plurality of rows.

An electric blower includes a motor unit, a shaft, a centrifugal impeller, a fan cover, a motor unit case, and a bracket located away from centrifugal impeller and toward motor unit in a direction in which a central axis of the shaft extends. The bracket includes a first portion located outward of the vent in a radial direction, and a second portion located outward of the first portion and outward of an outer circumference of the motor unit case in the radial direction. A first airflow passage and a second airflow passage are formed in the bracket, the first and second airflow passages communicate with an airflow passage formed by the centrifugal impeller and the fan cover.

Provided is a method for controlling a robot cleaner including a first operation of identifying that a manual cleaner and the robot cleaner are turned on, a second operation of identifying, by the robot cleaner, a location of the manual cleaner, a third operation of separating cleaning regions for performing cleaning therein from each other, and a fourth operation of starting, by the robot cleaner, cleaning of a corresponding region after the manual cleaner completes cleaning of the corresponding region.

A uniflow cyclone for a hand vacuum cleaner has a dirt chamber that is external to the cyclone chamber and vortex finder, which has a solid portion that is spaced from and faces a dirt outlet of the cyclone chamber and a porous section that is angularly spaced around the cyclone axis of rotation of the cyclone from the solid portion.

A uniflow cyclone for a hand vacuum cleaner has a dirt chamber that is external to the cyclone chamber and vortex finder, which has a solid portion that is spaced from and faces a dirt outlet of the cyclone chamber and a porous section that is angularly spaced around the cyclone axis of rotation of the cyclone from the solid portion.