Vacuum cleaner

• US 10,285,554 B2
• Filed: 06/13/2016
• Issued: 05/14/2019
• Est. Priority Date: 05/09/2014
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Ha, Gunho, Lim, Hwajin, Lee, Changhoon
• Primary Examiner(s): Redding, David
• Application Number:
  US15/181,055
• Publication Number:
  US 20160287043A1
• Time in Patent Office: 1,065 Days
• CPC Class Codes: A47L 5/36 Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
• CPC Class Codes: A47L 9/1409 Rigid filtering receptacles dust collecting receptacles for cyclones A47L9/1683
• CPC Class Codes: A47L 9/246 with electrical connectors
• CPC Class Codes: A47L 9/2857 User input or output elements for control, e.g. buttons, switches or displays
• CPC Class Codes: A47L 9/2868 Arrangements for power supply of vacuum cleaners or the accessories thereof
• CPC Class Codes: A47L 9/2873 Docking units or charging stations for autonomous or robotic vacuum cleaners A47L2201/02
• CPC Class Codes: A47L 9/2884 Details of arrangements of batteries or their installation
• CPC Class Codes: A47L 9/2889 Safety or protection devices or systems, e.g. for prevention of motor over-heating or for protection of the user
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 7/02 for charging batteries from ac mains by converters

Abstract

Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body including a suction motor for generating a suction force, a suction part communicating with the cleaner body to suction air and dusts, a battery disposed in the cleaner body or suction part to supply a power to the suction motor, and a cleaner connector disposed on the cleaner body or the suction part, a charger including a charger connector separably connected to the cleaner connector to charge the battery, and a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector to or from the battery.

Claims

1. A vacuum cleaner comprising:

a cleaner body comprising a suction motor for generating suction;

a suction part that communicates with the cleaner body and receives air and dust particles;

a battery disposed in the cleaner body or the suction part to supply power to the suction motor;

a cleaner connector disposed on the cleaner body or the suction part; and

a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector with the battery,

wherein the charger connector comprises a charger terminal part comprising a plurality of charger terminals, and

the cleaner connector comprises a terminal insertion body comprising a plurality of main body terminals connected to the plurality of charger terminals,

wherein the charger terminal part comprises an accommodation hole accommodating the plurality of charger terminals and a plurality of terminal through-holes through which the plurality of main body terminals pass, and

each of the plurality of charger terminals is spaced apart from an inlet of each of the plurality of terminal through-holes.

2. The vacuum cleaner according to claim 1, wherein the disconnection member comprises a switch that electrically connects the cleaner connector to the battery when a charger connector of a charger is connected to the cleaner connector, and electrically disconnects the cleaner connector from the battery when the charger connector is disconnected from the cleaner connector.

3. The vacuum cleaner according to claim 2, wherein the cleaner connector comprises a manipulation part insertion portion into which a switch manipulation protrusion of the charger connector is inserted.

4. The vacuum cleaner according to claim 3, wherein a portion of the switch is disposed in the manipulation part insertion portion, and

when the switch manipulation protrusion is inserted into the manipulation part insertion portion, the switch electrically connects the cleaner connector to the battery.

5. The vacuum cleaner according to claim 3, wherein the charger outputs a DC voltage that exceeds 42.4 V to the cleaner body.

6. The vacuum cleaner according to claim 5, wherein the battery has a maximum charging voltage of at least 84.8 V.

8. The vacuum cleaner according to claim 1, wherein the plurality of main body terminals are spaced apart from an inlet of the terminal insertion body.

7. A vacuum cleaner comprising:

a cleaner body comprising a suction motor for generating suction;

a suction part that communicates with the cleaner body and receives air and dust particles;

a battery disposed in the cleaner body or the suction part to supply power to the suction motor;

a cleaner connector disposed on the cleaner body or the suction part; and

a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector with the battery,

wherein the charger connector comprises a charger terminal part comprising a plurality of charger terminals, and

the cleaner connector comprises a terminal insertion body comprising a plurality of main body terminals connected to the plurality of charger terminals,

wherein each of the plurality of charger terminals has a main body terminal insertion groove into which each of the plurality of main body terminals is inserted.

9. A vacuum cleaner comprising:

a cleaner body comprising a suction motor for generating suction;

a suction part that communicates with the cleaner body and receives air and dust particles;

a battery disposed in the cleaner body or the suction part to supply power to the suction motor;

a cleaner connector disposed on the cleaner body or the suction part; and

a disconnection member disposed on the cleaner body or the suction part to selectively connect or disconnect the cleaner connector with the battery,

wherein the charger connector comprises a charger terminal part comprising a plurality of charger terminals, and

the cleaner connector comprises a terminal insertion body comprising a plurality of main body terminals connected to the plurality of charger terminals,

wherein each of the plurality of main body terminals comprises a first portion inserted into the charger terminal and a second portion having a bent shape extending from the first portion.

10. A vacuum cleaner comprising:

a cleaner body comprising a suction motor for generating suction;

a suction part communicating with the cleaner body and receive air and dust particles;

a battery disposed in the cleaner body or the suction part to supply power to the suction motor; and

a cleaner connector disposed on the cleaner body or the suction part;

wherein the cleaner connector comprises a terminal insertion body comprising a plurality of main body terminals connected to corresponding plurality of charger terminals of a charger terminal part of a vacuum cleaner charger when the charger terminal part is inserted in the cleaner connector,

wherein the charger terminal part comprises an accommodation hole accommodating the plurality of charger terminals and a plurality of terminal through-holes through which the plurality of main body terminals to pass there through and connect to the charger terminals, respectively.

11. The vacuum cleaner according to claim 10, wherein the cleaner connector protrudes from the cleaner body or the suction part.

12. The vacuum cleaner according to claim 10, wherein each of the plurality of charger terminals has a main body terminal insertion groove into which each of the main body terminals passing through the terminal through-holes is inserted.

13. The vacuum cleaner according to claim 10, wherein the plurality of main body terminals are spaced apart from an inlet of the terminal insertion body.

14. The vacuum cleaner according to claim 10, wherein each of the plurality of main body terminals comprises a first portion inserted into the charger terminal and a second portion having a bent shape extending from the first portion.