Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Min Seung Choi0
Jae Young Choi0
Ji Na Park0
Date of Patent
May 9, 2023
0Patent Application Number
169855730
Date Filed
August 5, 2020
0Patent Citations
Patent Primary Examiner
Disclosed is a device for reducing a user-sensed weight of a wireless vacuum cleaner including a suctioning pipe and a suction motor disposed on a top of the suctioning pipe, the device comprising: a case disposed adjacent to the suction motor and having a space defined therein, and a rotatable assembly received in the space, wherein the rotatable assembly receives therein a motor and a battery, wherein the rotatable assembly is configured to rotate clockwise or counter-clockwise when the motor is activated.
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