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 9238884 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 19, 2016

Filed:

Oct. 08, 2008
Applicants:

Yukio Tobi, Ota, JP;

Haruo Mamiya, Yasu, JP;

Takayoshi Akagi, Ota, JP;

Inventors:

Yukio Tobi, Ota, JP;

Haruo Mamiya, Yasu, JP;

Takayoshi Akagi, Ota, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06F 33/00 (2006.01); D06F 35/00 (2006.01); D06F 39/08 (2006.01); D06F 25/00 (2006.01);
U.S. Cl.
CPC ...
D06F 35/001 (2013.01); D06F 35/002 (2013.01); D06F 35/005 (2013.01); D06F 35/006 (2013.01); D06F 35/007 (2013.01); D06F 39/08 (2013.01); D06F 39/083 (2013.01); D06F 39/088 (2013.01); D06F 25/00 (2013.01); D06F 2226/00 (2013.01); D06F 2232/06 (2013.01);
Abstract

The inventive washing machine is capable of hygienically and properly performing a rinsing operation with the use of bathwater. The washing machine includes a bathwater pump (), so that bathwater can be retained in a washing tub (). A water circulation passage () is provided for circulating laundry water to the washing tub (). The bathwater retained in the washing tub () is circulated through the water circulation passage, and ozone generated by an ozone generator () is mixed with the circulated water, whereby the water (bathwater) is cleaned. This water cleaning operation is performed in a rinsing step. When the ozone is supplied in the rinsing step, the ozone is effective to sterilize the bathwater and decompose dirt and odorant of laundry. Therefore, the rinsing operation to be performed in this manner is comparable to a rinsing operation to be performed with the use of tap water.


Find Patent Forward Citations

Tobi, Yukio. (2016). Washing machine (U.S. Patent No. 9238884). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9238884

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