The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7785381 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 31, 2010

Filed:

Sep. 27, 2007
Applicants:

Jang-keun OH, Gwangju, KR;

Jung-gyun Han, Gwangju, KR;

Hyoun-soo Kim, Busan, KR;

Inventors:

Jang-Keun Oh, Gwangju, KR;

Jung-Gyun Han, Gwangju, KR;

Hyoun-Soo Kim, Busan, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); A47L 9/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A dust collecting apparatus for a vacuum cleaner is provided. The dust collecting apparatus includes a dust collecting unit detachably mounted in a main body of the vacuum cleaner, to separate and collect dust from drawn-in air flowing therein; a filter unit disposed above the dust collecting unit, the filter unit comprising a filter to filter fine dust particles contained in air from which the dust has been separated by the dust collecting unit; a top cover to cover the filter unit and to discharge the air filtered through the filter; a rotating unit, which is disposed inside the filter unit, to strike a portion of the filter and to remove the fine dust particles attached to the filter; and a dust compression plate to compress the collected dust while being moved up and down inside the dust collecting unit by power transferred from the rotating unit.


Find Patent Forward Citations

Oh, Jang-Keun. (2010). Dust collecting apparatus with combined compacting and filter cleaning for a vacuum cleaner (U.S. Patent No. 7785381). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7785381

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