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.

Date of Patent:
Sep. 11, 2007

Filed:

Jan. 09, 2004
Applicants:

Min-jo Choi, Gwangju, KR;

Byung-jo Lee, Gwangju, KR;

Inventors:

Min-jo Choi, Gwangju, KR;

Byung-jo Lee, Gwangju, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 45/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a locking unit to fix a removable cyclone dust collector in a receiving portion of a main body of a vacuum cleaner. The locking unit comprises a locking recess formed at one side of a contact surface of the cyclone dust collector and the receiving portion. A lock element ascends and descends between a locking position and an unlocking position with respect to the locking recess and passes through a hole which is formed at another side of the contact surface of the cyclone dust collector and the receiving portion. An operating member selectively moves the lock element to the locking position and the unlocking position.


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