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 7950104 B1

PDF
Full Text
Expired
Date of Patent:
May. 31, 2011

Filed:

May. 23, 2008
Applicant:

Dong-hun Yoo, Gwangju, KR;

Inventor:

Dong-hun Yoo, Gwangju, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/10 (2006.01); A47L 9/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A vacuum cleaner is disclosed that includes a dust-separating apparatus, a shutter unit, and a dust receptacle. The dust-separating apparatus can be fixed to a cleaner body and includes a dust outlet. The shutter unit is formed on the dust-separating apparatus to selectively open and close the dust outlet. The dust receptacle is detachably attached to a lower portion of the dust-separating apparatus. The dust receptacle opens the shutter unit when attached to the dust-separating apparatus and closes the shutter unit when detached from the dust-separating apparatus.


Find Patent Forward Citations

Yoo, Dong-hun. (2011). Vacuum cleaner having dust-separating apparatus with shutter unit (U.S. Patent No. 7950104). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7950104

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