公开(公告)号：US20190045994A1

公开(公告)日：2019-02-14

申请号：US16045025

申请日：2018-07-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seon-gu LEE ,  Seung-moo LIM ,  Bu-mun JUNG ,  Gi-hyeong LEE ,  Jae-shik JEONG

IPC: A47L9/28 ,  H02J7/00 ,  A47L5/24 ,  A47L9/32

Abstract: A vacuum cleaner is provided. The vacuum cleaner includes a motor configured to rotate at a speed of predetermined revolutions per minute (RPM) in a normal mode, a first switch configured to control a power on/off operation of the vacuum cleaner, a second switch configured to change an operation mode of the vacuum cleaner, a battery unit including a first processor configured to, based on the first switch being pressed, control a power of the vacuum cleaner to be turned on, and a second processor configured to, based on the power of the vacuum cleaner being turned on according to an operation of the first switch, control the vacuum cleaner to operate in the normal mode, and according to an operation of the second switch in the normal mode, control the vacuum cleaner to operate in a standby mode where power supplied to the motor is turned off.