Upright type vacuum cleaner capable of being converted to...

Details Upright type vacuum cleaner capable of being converted to... Upright type vacuum cleaner capable of being converted to...

2006-08-16

2009-12-01

Redding, David A (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S331000, C015S334000

Reexamination Certificate

active

07624475

ABSTRACT:
Disclosed herein is an upright type vacuum cleaner capable of being converted to a canister type. The vacuum cleaner comprises a main body having a suction port and a discharge port, a suction unit having a dust collecting port and a discharge opening, and on which the main body is rotatably installed, a handle installed to the main body, an extension pipe disposed between the handle and the main body and having a hollow inner space to define a flow passage for foreign substances, a securing mechanism between the extension pipe and the main body to restrict a circumference of the extension pipe, a cover installed at a portion of the main body where the securing mechanism and a lower end of the extension pipe are disposed, and an attaching mechanism between the securing mechanism and the cover to allow the extension pipe to be detached from the securing mechanism.

REFERENCES:
patent: 4571772 (1986-02-01), Dyson
patent: 5309600 (1994-05-01), Weaver et al.
patent: 5524321 (1996-06-01), Weaver et al.
patent: 5715566 (1998-02-01), Weaver et al.
patent: 6058559 (2000-05-01), Yoshimi et al.
patent: 7350263 (2008-04-01), Yoshimi et al.
patent: 7356874 (2008-04-01), Skinner Macleod et al.
patent: 2006/0026789 (2006-02-01), Fischer et al.

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