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:
Feb. 02, 2010

Filed:

Oct. 05, 2006
Applicants:

Koichi Nakai, Hyogo, JP;

Atsuo Hamada, Hyogo, JP;

Kazumasa Kamatani, Hyogo, JP;

Kazuyoshi Yoshimi, Hyogo, JP;

Akihiro Yoneyama, Hyogo, JP;

Inventors:

Koichi Nakai, Hyogo, JP;

Atsuo Hamada, Hyogo, JP;

Kazumasa Kamatani, Hyogo, JP;

Kazuyoshi Yoshimi, Hyogo, JP;

Akihiro Yoneyama, Hyogo, JP;

Assignee:

Sanyo Electric Co., Ltd., Moriguchi-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 50/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electric vacuum cleaner is equipped with a dust collection unit () that can be detachably installed in the air passage en route from a suction unit to an electric fan of the cleaner. The dust collection unit () comprises a dust collecting case () for accumulating dust sucked in, a lid member () that can be opened to discharge the accumulated dust; and a lock mechanism (clamp lever) () for locking the lid membertightly closed. The dust collection unit () is further provided with a hand grip (), arranged to face said user, thereby facilitating a user to hold the dust collection unit when discharging dust from the bottom of the dust collecting case. Further, a hinge () is arranged at a position which is adjacent to said bottom () of said dust collecting case () facing the user holding the hand grip. Furthermore, a lock mechanism () is arranged near the periphery of the lid member () and at a position opposite to the hinge.


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