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vacuum cleaner

A technology of vacuum cleaners and vacuum cleaners, which is applied in the direction of vacuum cleaners, current collectors, cleaning carpets, etc., and can solve problems such as limited cleaning operations

Active Publication Date: 2019-03-12
LG ELECTRONICS INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] In the above-mentioned prior documents, power is supplied to the vacuum cleaner through the power cord. Therefore, when the vacuum cleaner is used for cleaning, the vacuum cleaner can only move with the length of the wire wound in the cord reel assembly. limit

Method used

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Embodiment Construction

[0020] Hereinafter, some embodiments of the present invention will be described in detail with reference to the accompanying drawings as examples. When assigning reference numerals to constituent elements in each drawing, the same constituent elements are assigned the same reference numerals as much as possible even if they are shown in different drawings. Moreover, in the process of describing the embodiments of the present invention, if it is judged that the specific description of known structures will affect the understanding of the embodiments of the present invention, the detailed description will be omitted.

[0021] In addition, terms such as first, second, A, B, (a), (b) are used herein when describing structural elements of the present invention in descriptions of these embodiments, but these terms should not be It is understood as a limitation on the nature, order or sequence of the corresponding structural elements, and is only used to distinguish the corresponding...

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Abstract

A vacuum cleaner. The vacuum cleaner according to one aspect of the present invention includes: a vacuum cleaner body provided with a suction motor for generating suction, a suction part communicated with the vacuum cleaner body for sucking air and dust, and a battery capable of supplying to the vacuum cleaner body. The suction motor supplies power, the battery management device can detect the state of the battery, the charger can connect the charging current to the battery for charging the battery, and the body connector can be detachably connected for charging the battery. The charging connector of the vacuum cleaner body supplies commercial power, and the controller can control the charging of the battery; wherein, when the controller detects that the charging connector is connected to the body connector, it tries to perform The charging of the battery is retried when the charging of the battery cannot be performed normally.

Description

technical field [0001] The present invention relates to a vacuum cleaner. Background technique [0002] Generally, a vacuum cleaner is a device that uses suction generated by a suction motor installed inside the main body to filter dust from the inside of the main body after sucking in air containing dust. [0003] Such vacuum cleaners are distinguished into manual vacuum cleaners and automatic vacuum cleaners. A manual cleaner is a cleaner that needs to be cleaned by a user himself, and an automatic cleaner is a cleaner that travels and performs cleaning by itself. [0004] The manual vacuum cleaner can be divided into: a horizontal vacuum cleaner, the suction nozzle is separately provided with the main body, and is connected through a connecting pipe; an upright vacuum cleaner, the suction nozzle is combined with the main body. [0005] Korean Laid-Open Patent Publication No. 10-2006-0118796 (published on November 24, 2006), which is a prior document, discloses a power c...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A47L9/28H02J7/02
CPCH02J7/027A47L9/2868H02J7/02A47L5/362A47L9/2884A47L9/28A47L11/4005A47L11/4008
Inventor 咸悳皓崔训曹析熙
Owner LG ELECTRONICS INC
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