US Patent 7987551 Vacuum cleaner
Patent 7987551 was granted and assigned to LG on August, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A vacuum cleaner is provided. The vacuum cleaner may include a dust collection container that stores dust, a compression member that is provided in the dust collection container and which is capable of rotating in first and second directions, and a driver that rotates the compression member. The compression member rotates in a first space corresponding to a first angle range and at least a portion of the dust is stored in a second space corresponding to a second angle range.
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Patent Inventor Names
Chang Ho Yun0
Chang Hoon Lee0
Gun Ho Ha0
Hae Seock Yang0
Hoi Kil Jeong0
Hyuk-Min Kwon0
Il Joong Kim0
Jae Kyum Kim0
Jin Hyouk Shin0
Jin Wook Seo0
Jin Young Kim0
Jong Su Choo0
Kie Tak Hyun0
Kyeong Seon Jeong0
Man Tae Hwang0
Min Park0
Moo Hyun Ko0
Myung Sig Yoo0
Sung Hwa Lee0
Young Bok Son0
Yun Hee Park0
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US Patent 07987551 Vacuum cleaner US Patent 7987551 Vacuum cleaner
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Patent Number
07987551
Patent Number
7987551
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US Patent 07987551 Vacuum cleaner
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Is a
Current assignee
Patent jurisdiction
Patent number
07987551
Date of patent
August 2, 2011
Patent application number
12408066
Date Filed
March 20, 2009
Patent primary examiner
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